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Cyc (pronounced / ˈ s aɪ k / SYKE ) is a long-term artificial intelligence project that aims to assemble a comprehensive ontology and knowledge base that spans the basic concepts and rules about how the world works. Hoping to capture common sense knowledge , Cyc focuses on implicit knowledge . The project began in July 1984 at MCC and was developed later by the Cycorp company.

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90-636: The name "Cyc" (from "encyclopedia") is a registered trademark owned by Cycorp. CycL has a publicly released specification, and dozens of HL (Heuristic Level) modules were described in Lenat and Guha's textbook, but the Cyc inference engine code and the full list of HL modules are Cycorp-proprietary. The project began in July 1984 by Douglas Lenat as a project of the Microelectronics and Computer Technology Corporation (MCC),

180-546: A mixed language or a creole —a theory called the Middle English creole hypothesis . Although the great influence of these languages on the vocabulary and grammar of Modern English is widely acknowledged, most specialists in language contact do not consider English to be a true mixed language. English is classified as a Germanic language because it shares innovations with other Germanic languages including Dutch , German , and Swedish . These shared innovations show that

270-635: A 2012 official Eurobarometer poll (conducted when the UK was still a member of the EU), 38 percent of the EU respondents outside the countries where English is an official language said they could speak English well enough to have a conversation in that language. The next most commonly mentioned foreign language, French (which is the most widely known foreign language in the UK and Ireland), could be used in conversation by 12 percent of respondents. A working knowledge of English has become

360-651: A distinct language from Modern English and is virtually impossible for 21st-century unstudied English-speakers to understand. Its grammar was similar to that of modern German: nouns, adjectives, pronouns, and verbs had many more inflectional endings and forms , and word order was much freer than in Modern English. Modern English has case forms in pronouns ( he , him , his ) and has a few verb inflections ( speak , speaks , speaking , spoke , spoken ), but Old English had case endings in nouns as well, and verbs had more person and number endings. Its closest relative

450-484: A foreign language, make up the "expanding circle". The distinctions between English as a first language, as a second language, and as a foreign language are often debatable and may change in particular countries over time. For example, in the Netherlands and some other countries of Europe, knowledge of English as a second language is nearly universal, with over 80 percent of the population able to use it, and thus English

540-410: A link from that animal expressing the concept of that animal's "biological Mother". The thing that "fills in the blank" for the biological Mother must also be able to be categorized as a Female Animal.) The knowledge base is divided into microtheories (Mt), collections of concepts and facts typically pertaining to one particular realm of knowledge. Unlike the knowledge base as a whole, each microtheory

630-520: A more standard version of English. They have many more speakers of English who acquire English as they grow up through day-to-day use and listening to broadcasting, especially if they attend schools where English is the medium of instruction. Varieties of English learned by non-native speakers born to English-speaking parents may be influenced, especially in their grammar, by the other languages spoken by those learners. Most of those varieties of English include words little used by native speakers of English in

720-688: A number of other Anglic languages, including Scots and the extinct Fingallian dialect and Yola language of Ireland. Like Icelandic and Faroese , the development of English in the British Isles isolated it from the continental Germanic languages and influences, and it has since diverged considerably. English is not mutually intelligible with any continental Germanic language, as it differs in vocabulary , syntax , and phonology . However, some of these, such as Dutch or Frisian, do show strong affinities with English, especially with its earlier stages. Unlike Icelandic and Faroese, which were isolated,

810-679: A requirement in a number of occupations and professions such as medicine and computing. English has become so important in scientific publishing that more than 80 percent of all scientific journal articles indexed by Chemical Abstracts in 1998 were written in English, as were 90 percent of all articles in natural science publications by 1996 and 82 percent of articles in humanities publications by 1995. International communities such as international business people may use English as an auxiliary language , with an emphasis on vocabulary suitable for their domain of interest. This has led some scholars to develop

900-528: A research consortium started by two United States–based corporations "to counter a then ominous Japanese effort in AI, the so-called ' fifth-generation ' project." The US passed the National Cooperative Research Act of 1984, which for the first time allowed US companies to "collude" on long-term research. Since January 1995, the project has been under active development by Cycorp, where Douglas Lenat

990-407: A rich inflectional morphology and relatively free word order to a mostly analytic pattern with little inflection and a fairly fixed subject–verb–object word order . Modern English relies more on auxiliary verbs and word order for the expression of complex tenses , aspects and moods , as well as passive constructions , interrogatives , and some negation . The earliest form of English

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1080-744: A significant minority speaks English. The countries with the most native English speakers are, in descending order, the United States (at least 231 million), the United Kingdom (60 million), Canada (19 million), Australia (at least 17 million), South Africa (4.8 million), Ireland (4.2 million), and New Zealand (3.7 million). In these countries, children of native speakers learn English from their parents, and local people who speak other languages and new immigrants learn English to communicate in their neighbourhoods and workplaces. The inner-circle countries provide

1170-466: A system for ontology-based data integration . For over a decade, Glaxo has used Cyc to semi-automatically integrate the large thesauri of pharmaceutical-industry terms. Previously, they used staff to do that manually. The Cleveland Clinic has used Cyc to develop a natural-language query interface of biomedical information on cardiothoracic surgeries . A query is parsed into a set of CycL fragments with open variables. The Terrorism Knowledge Base

1260-447: A verb ending ( present plural): From the 8th to the 11th centuries, Old English gradually transformed through language contact with Old Norse in some regions. The waves of Norse (Viking) colonisation of northern parts of the British Isles in the 8th and 9th centuries put Old English into intense contact with Old Norse , a North Germanic language. Norse influence was strongest in the north-eastern varieties of Old English spoken in

1350-552: Is Old Frisian , but even some centuries after the Anglo-Saxon migration, Old English retained considerable mutual intelligibility with other Germanic varieties. Even in the 9th and 10th centuries, amidst the Danelaw and other Viking invasions, there is historical evidence that Old Norse and Old English retained considerable mutual intelligibility, although probably the northern dialects of Old English were more similar to Old Norse than

1440-529: Is a West Germanic language in the Indo-European language family , whose speakers, called Anglophones , originated in early medieval England on the island of Great Britain . The namesake of the language is the Angles , one of the ancient Germanic peoples that migrated to Britain . It is the most spoken language in the world, primarily due to the global influences of the former British Empire (succeeded by

1530-420: Is a first-class object in the Cyc ontology; it has a name that is a regular constant. The concept names in Cyc are CycL terms or constants . Constants start with an optional #$ and are case-sensitive. There are constants for: For every instance of the collection #$ ChordataPhylum (i.e., for every chordate ), there exists a female animal (instance of #$ FemaleAnimal ), which is its mother (described by

1620-459: Is also undergoing change under the influence of American English, fuelled by the strong presence of American English in the media and the prestige associated with the United States as a world power. As of 2016 , 400 million people spoke English as their first language , and 1.1 billion spoke it as a secondary language. English is the largest language by number of speakers . English

1710-603: Is also widely used in media and literature, and the number of English language books published annually in India is the third largest in the world after the US and UK. However, English is rarely spoken as a first language, numbering only around a couple hundred-thousand people, and less than 5% of the population speak fluent English in India. David Crystal claimed in 2004 that, combining native and non-native speakers, India now has more people who speak or understand English than any other country in

1800-407: Is an official language of countries populated by few descendants of native speakers of English. It has also become by far the most important language of international communication when people who share no native language meet anywhere in the world. The Indian linguist Braj Kachru distinguished countries where English is spoken with a three circles model . In his model, Kachru based his model on

1890-480: Is called Old English or Anglo-Saxon ( c.  450–1150 ). Old English developed from a set of West Germanic dialects, often grouped as Anglo-Frisian or North Sea Germanic , and originally spoken along the coasts of Frisia , Lower Saxony and southern Jutland by Germanic peoples known to the historical record as the Angles , Saxons , and Jutes . From the 5th century, the Anglo-Saxons settled Britain as

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1980-527: Is often arbitrarily defined as beginning with the conquest of England by William the Conqueror in 1066, but it developed further in the period from 1150 to 1500. With the Norman conquest of England in 1066, the now-Norsified Old English language was subject to another wave of intense contact, this time with Old French , in particular Old Norman French , influencing it as a superstrate. The Norman French spoken by

2070-405: Is one that expresses a rule about a group or category rather than any particular individual, is: which means that for every instance of the collection #$ ChordataPhylum (i.e., for every chordate ), there exists a female animal (instance of #$ FemaleAnimal) which is its mother (described by the predicate #$ biologicalMother). (Or in looser English, if a given animal has a backbone, then there will be

2160-439: Is required to be free from contradictions. Each microtheory has a name which is a regular constant; microtheory constants contain the string "Mt" by convention. An example is #$ MathMt, the microtheory containing mathematical knowledge. The microtheories can inherit from each other and are organized in a hierarchy: one specialization of #$ MathMt is #$ GeometryGMt, the microtheory about geometry. English language English

2250-424: Is routinely used to communicate with foreigners and often in higher education. In these countries, although English is not used for government business, its widespread use puts them at the boundary between the "outer circle" and "expanding circle". English is unusual among world languages in how many of its users are not native speakers but speakers of English as a second or foreign language. Many users of English in

2340-517: Is spoken by communities on every continent and on islands in all the major oceans. The countries where English is spoken can be grouped into different categories according to how English is used in each country. The "inner circle" countries with many native speakers of English share an international standard of written English and jointly influence speech norms for English around the world. English does not belong to just one country, and it does not belong solely to descendants of English settlers. English

2430-550: Is the sole or dominant language for historical reasons without being explicitly defined by law (such as in the United States and United Kingdom ). It is a co-official language of the United Nations , the European Union , and many other international and regional organisations. It has also become the de facto lingua franca of diplomacy, science , technology, international trade, logistics, tourism, aviation, entertainment, and

2520-777: Is the third person pronoun group beginning with th- ( they, them, their ) which replaced the Anglo-Saxon pronouns with h- ( hie, him, hera ). Other core Norse loanwords include "give", "get", "sky", "skirt", "egg", and "cake", typically displacing a native Anglo-Saxon equivalent. Old Norse in this era retained considerable mutual intelligibility with some dialects of Old English, particularly northern ones. Englischmen þeyz hy hadde fram þe bygynnyng þre manner speche, Souþeron, Northeron, and Myddel speche in þe myddel of þe lond, ... Noþeles by comyxstion and mellyng, furst wiþ Danes, and afterward wiþ Normans, in menye þe contray longage ys asperyed, and som vseþ strange wlaffyng, chyteryng, harryng, and garryng grisbytting. Although, from

2610-479: The Augustinian canon Orrm , which highlights the blending of both Old English and Anglo-Norman elements in English for the first time. In Wycliff'e Bible of the 1380s, the verse Matthew 8:20 was written: Foxis han dennes, and briddis of heuene han nestis . Here the plural suffix -n on the verb have is still retained, but none of the case endings on the nouns are present. By the 12th century Middle English

2700-499: The Commonwealth of Nations ) and the United States . English is the third-most spoken native language , after Standard Chinese and Spanish ; it is also the most widely learned second language in the world, with more second-language speakers than native speakers. English is either the official language or one of the official languages in 59 sovereign states (such as India , Ireland , and Canada ). In some other countries, it

2790-537: The Danelaw area around York, which was the centre of Norse colonisation; today these features are still particularly present in Scots and Northern English . The centre of Norsified English was in the Midlands around Lindsey . After 920 CE, when Lindsey was incorporated into the Anglo-Saxon polity, English spread extensively throughout the region. An element of Norse influence that continues in all English varieties today

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2880-532: The European Free Trade Association , Association of Southeast Asian Nations (ASEAN), and Asia-Pacific Economic Cooperation (APEC) set English as their organisation's sole working language even though most members are not countries with a majority of native English speakers. While the European Union (EU) allows member states to designate any of the national languages as an official language of

2970-647: The Internet . English accounts for at least 70% of total speakers of the Germanic language branch, and as of 2021 , Ethnologue estimated that there were over 1.5 billion speakers worldwide. Old English emerged from a group of West Germanic dialects spoken by the Anglo-Saxons . Late Old English borrowed some grammar and core vocabulary from Old Norse , a North Germanic language . Then, Middle English borrowed vocabulary extensively from French dialects , which are

3060-731: The Low Saxon and Frisian languages . English is an Indo-European language and belongs to the West Germanic group of the Germanic languages . Old English originated from a Germanic tribal and linguistic continuum along the Frisian North Sea coast, whose languages gradually evolved into the Anglic languages in the British Isles , and into the Frisian languages and Low German /Low Saxon on

3150-584: The United Nations at the end of World War II , English had become pre-eminent and is now the main worldwide language of diplomacy and international relations. It is one of six official languages of the United Nations. Many other worldwide international organisations, including the International Olympic Committee , specify English as a working language or official language of the organisation. Many regional international organisations such as

3240-502: The executable of ResearchCyc 1.0, a version of Cyc aimed at the research community, at no charge. (ResearchCyc was in beta stage of development during all of 2004; a beta version was released in February 2005.) In addition to the taxonomic information, ResearchCyc includes more semantic knowledge; it also includes a large lexicon, English parsing and generation tools, and Java -based interfaces for knowledge editing and querying. It contains

3330-532: The heuristic problem. For the latter, Cyc used a community-of-agents architecture in which specialized modules, each with its own algorithm, became prioritized if they could make progress on the sub-problem. The first version of OpenCyc was released in spring 2002 and contained only 6,000 concepts and 60,000 facts. The knowledge base was released under the Apache License . Cycorp stated its intention to release OpenCyc under parallel, unrestricted licences to meet

3420-511: The palatalisation of consonants that were velar consonants in Proto-Germanic (see Phonological history of Old English § Palatalization ). The earliest varieties of an English language, collectively known as Old English or "Anglo-Saxon", evolved from a group of North Sea Germanic dialects brought to Britain in the 5th century. Old English dialects were later influenced by Old Norse -speaking Viking invaders and settlers , starting in

3510-662: The semantic web . The basic ideas of CycL include: The concept names in Cyc are known as constants . Constants start with "#$ " and are case-sensitive. There are constants for: The most important predicates are #$ isa and #$ genls. The first one (#$ isa) describes that one item is an instance of some collection (i.e., specialization), the second one (#$ genls) that one collection is a subcollection of another one (i.e., generalization). Facts about concepts are asserted using certain CycL sentences . Predicates are written before their arguments, in parentheses: For example: "Bill Clinton belongs to

3600-558: The "outer circle" countries are countries such as the Philippines , Jamaica , India , Pakistan , Singapore , Malaysia and Nigeria with a much smaller proportion of native speakers of English but much use of English as a second language for education, government, or domestic business, and its routine use for school instruction and official interactions with the government. Those countries have millions of native speakers of dialect continua ranging from an English-based creole to

3690-596: The 8th and 9th centuries. Middle English began in the late 11th century after the Norman Conquest of England, when a considerable amount of Old French vocabulary was incorporated into English over some three centuries. Early Modern English began in the late 15th century with the start of the Great Vowel Shift and the Renaissance trend of borrowing further Latin and Greek words and roots, concurrent with

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3780-595: The Angles. English may have a small amount of substrate influence from Common Brittonic, and a number of possible Brittonicisms in English have been proposed, but whether most of these supposed Brittonicisms are actually a direct result of Brittonic substrate influence is disputed. Old English was divided into four dialects: the Anglian dialects ( Mercian and Northumbrian ) and the Saxon dialects ( Kentish and West Saxon ). Through

3870-512: The British Empire in the 1950s and 1960s, former colonies often did not reject English but rather continued to use it as independent countries setting their own language policies. For example, the view of the English language among many Indians has gone from associating it with colonialism to associating it with economic progress, and English continues to be an official language of India. English

3960-537: The Early Modern period includes the works of William Shakespeare and the translation of the Bible commissioned by King James I . Even after the vowel shift the language still sounded different from Modern English: for example, the consonant clusters /kn ɡn sw/ in knight , gnat , and sword were still pronounced. Many of the grammatical features that a modern reader of Shakespeare might find quaint or archaic represent

4050-628: The English Language , which introduced standard spellings of words and usage norms. In 1828, Noah Webster published the American Dictionary of the English language to try to establish a norm for speaking and writing American English that was independent of the British standard. Within Britain, non-standard or lower class dialect features were increasingly stigmatised, leading to the quick spread of

4140-543: The English-speaking inner circle countries outside Britain helped level dialect distinctions and produce koineised forms of English in South Africa, Australia, and New Zealand. The majority of immigrants to the United States without British ancestry rapidly adopted English after arrival. Now the majority of the United States population are monolingual English speakers. English has ceased to be an "English language" in

4230-550: The Roman economy and administration collapsed . By the 7th century, this Germanic language of the Anglo-Saxons became dominant in Britain , replacing the languages of Roman Britain (43–409): Common Brittonic , a Celtic language , and British Latin , brought to Britain by the Roman occupation. At this time, these dialects generally resisted influence from the then-local Brittonic and Latin languages. England and English (originally Ænglaland and Ænglisc ) are both named after

4320-490: The Union, in practice English is the main working language of EU organisations. Although in most countries English is not an official language, it is currently the language most often taught as a foreign language . In the countries of the EU, English is the most widely spoken foreign language in nineteen of the twenty-five member states where it is not an official language (that is, the countries other than Ireland and Malta ). In

4410-407: The base from which English spreads to other countries in the world. Estimates of the numbers of second language and foreign-language English speakers vary greatly from 470 million to more than 1 billion, depending on how proficiency is defined. Linguist David Crystal estimates that non-native speakers now outnumber native speakers by a ratio of 3 to 1. In Kachru's three-circles model,

4500-449: The basis for the required controlled natural languages Seaspeak and Airspeak, used as international languages of seafaring and aviation. English used to have parity with French and German in scientific research, but now it dominates that field. It achieved parity with French as a language of diplomacy at the Treaty of Versailles negotiations in 1919. By the time of the foundation of

4590-400: The beginning, Englishmen had three manners of speaking, southern, northern and midlands speech in the middle of the country, ... Nevertheless, through intermingling and mixing, first with Danes and then with Normans, amongst many the country language has arisen, and some use strange stammering, chattering, snarling, and grating gnashing. John Trevisa , c.  1385 Middle English

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4680-432: The collection of U.S. presidents" and "All trees are plants". "Paris is the capital of France." Sentences can also contain variables, strings starting with "?". One important rule asserted about the #$ isa predicate reads with the interpretation "if OBJ is an instance of the collection SUBSET and SUBSET is a subcollection of SUPERSET, then OBJ is an instance of the collection SUPERSET". Another more complicated example

4770-638: The consensus of educated English speakers around the world, without any oversight by any government or international organisation. American listeners readily understand most British broadcasting, and British listeners readily understand most American broadcasting. Most English speakers around the world can understand radio programmes, television programmes, and films from many parts of the English-speaking world. Both standard and non-standard varieties of English can include both formal or informal styles, distinguished by word choice and syntax and use both technical and non-technical registers. The settlement history of

4860-682: The continent. The Frisian languages, which together with the Anglic languages form the Anglo-Frisian languages , are the closest living relatives of English. Low German/Low Saxon is also closely related, and sometimes English, the Frisian languages, and Low German are grouped together as the North Sea Germanic languages, though this grouping remains debated. Old English evolved into Middle English , which in turn evolved into Modern English. Particular dialects of Old and Middle English also developed into

4950-476: The development of English was influenced by a long series of invasions of the British Isles by other peoples and languages, particularly Old Norse and French dialects . These left a profound mark of their own on the language, so that English shows some similarities in vocabulary and grammar with many languages outside its linguistic clades —but it is not mutually intelligible with any of those languages either. Some scholars have argued that English can be considered

5040-467: The distinct characteristics of Early Modern English. In the 1611 King James Version of the Bible, written in Early Modern English, Matthew 8:20 says, "The Foxes haue holes and the birds of the ayre haue nests." This exemplifies the loss of case and its effects on sentence structure (replacement with subject–verb–object word order, and the use of of instead of the non-possessive genitive), and

5130-401: The early period of Old English were written using a runic script . By the 6th century, a Latin alphabet was adopted, written with half-uncial letterforms . It included the runic letters wynn ⟨ ƿ ⟩ and thorn ⟨ þ ⟩ , and the modified Latin letters eth ⟨ ð ⟩ , and ash ⟨ æ ⟩ . Old English is essentially

5220-539: The educational reforms of King Alfred in the 9th century and the influence of the kingdom of Wessex , the West Saxon dialect became the standard written variety . The epic poem Beowulf is written in West Saxon, and the earliest English poem, Cædmon's Hymn , is written in Northumbrian. Modern English developed mainly from Mercian, but the Scots language developed from Northumbrian. A few short inscriptions from

5310-684: The elite in England eventually developed into the Anglo-Norman language . Because Norman was spoken primarily by the elites and nobles, while the lower classes continued speaking English, the main influence of Norman was the introduction of a wide range of loanwords related to politics, legislation and prestigious social domains. Middle English also greatly simplified the inflectional system, probably in order to reconcile Old Norse and Old English, which were inflectionally different but morphologically similar. The distinction between nominative and accusative cases

5400-408: The expanding circle use it to communicate with other people from the expanding circle, so that interaction with native speakers of English plays no part in their decision to use the language. Non-native varieties of English are widely used for international communication, and speakers of one such variety often encounter features of other varieties. Very often today a conversation in English anywhere in

5490-710: The growing economic and cultural influence of the United States and its status as a superpower following the Second World War has, along with worldwide broadcasting in English by the BBC and other broadcasters, caused the language to spread across the planet much faster. In the 21st century, English is more widely spoken and written than any language has ever been. As Modern English developed, explicit norms for standard usage were published, and spread through official media such as public education and state-sponsored publications. In 1755, Samuel Johnson published his A Dictionary of

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5580-479: The history of English was Early Modern English (1500–1700). Early Modern English was characterised by the Great Vowel Shift (1350–1700), inflectional simplification, and linguistic standardisation. The Great Vowel Shift affected the stressed long vowels of Middle English. It was a chain shift , meaning that each shift triggered a subsequent shift in the vowel system. Mid and open vowels were raised , and close vowels were broken into diphthongs . For example,

5670-407: The history of how English spread in different countries, how users acquire English, and the range of uses English has in each country. The three circles change membership over time. Countries with large communities of native speakers of English (the inner circle) include Britain, the United States, Australia, Canada, Ireland, and New Zealand, where the majority speaks English, and South Africa, where

5760-399: The inability for Cyc to evolve on its own. Gary Marcus , a cognitive scientist and the cofounder of an AI company called Geometric Intelligence, says "it represents an approach that is very different from all the deep-learning stuff that has been in the news." This is consistent with Doug Lenat's position that "Sometimes the veneer of intelligence is not enough". This is a list of some of

5850-403: The inner-circle countries, and they may show grammatical and phonological differences from inner-circle varieties as well. The standard English of the inner-circle countries is often taken as a norm for use of English in the outer-circle countries. In the three-circles model, countries such as Poland, China, Brazil, Germany, Japan, Indonesia, Egypt, and other countries where English is taught as

5940-524: The introduction of loanwords from French ( ayre ) and word replacements ( bird originally meaning "nestling" had replaced OE fugol ). By the late 18th century, the British Empire had spread English through its colonies and geopolitical dominance. Commerce, science and technology, diplomacy, art, and formal education all contributed to English becoming the first truly global language. English also facilitated worldwide international communication. English

6030-467: The introduction of the printing press to London. This era notably culminated in the King James Bible and the works of William Shakespeare . The printing press greatly standardised English spelling, which has remained largely unchanged since then, despite a wide variety of later sound shifts in English dialects. Modern English has spread around the world since the 17th century as a consequence of

6120-431: The languages have descended from a single common ancestor called Proto-Germanic . Some shared features of Germanic languages include the division of verbs into strong and weak classes, the use of modal verbs , and the sound changes affecting Proto-Indo-European consonants, known as Grimm's and Verner's laws . English is classified as an Anglo-Frisian language because Frisian and English share other features, such as

6210-659: The needs of its users. The CycL and SubL interpreter (the program that allows users to browse and edit the database as well as to draw inferences) was released free of charge, but only as a binary, without source code . It was made available for Linux and Microsoft Windows . The open source Texai project released the RDF -compatible content extracted from OpenCyc. The version OpenCyc 4.0 was released in June 2012. OpenCyc 4.0 contained 239,000 concepts and 2,093,000 facts; however, these are mainly taxonomic assertions. In July 2006, Cycorp released

6300-454: The notable people who work or have worked on Cyc either while it was a project at MCC (where Cyc was first started) or Cycorp. CycL CycL in computer science and artificial intelligence , is an ontology language used by Douglas Lenat 's Cyc artificial intelligence project . Ramanathan V. Guha was instrumental in designing early versions of the language. A close CycL variant exists named MELD . The original version of CycL

6390-402: The predicate #$ biologicalMother ). An inference engine is a computer program that tries to derive answers from a knowledge base. The Cyc inference engine performs general logical deduction . It also performs inductive reasoning , statistical machine learning and symbolic machine learning , and abductive reasoning . The Cyc inference engine separates the epistemological problem from

6480-426: The prestige varieties among the middle classes. In modern English, the loss of grammatical case is almost complete (it is now only found in pronouns, such as he and him , she and her , who and whom ), and SVO word order is mostly fixed. Some changes, such as the use of do-support , have become universalised. (Earlier English did not use the word "do" as a general auxiliary as Modern English does; at first it

6570-657: The reign of Henry V . Around 1430, the Court of Chancery in Westminster began using English in its official documents , and a new standard form of Middle English, known as Chancery Standard , developed from the dialects of London and the East Midlands . In 1476, William Caxton introduced the printing press to England and began publishing the first printed books in London, expanding the influence of this form of English. Literature from

6660-464: The sense of belonging only to people who are ethnically English . Use of English is growing country-by-country internally and for international communication. Most people learn English for practical rather than ideological reasons. Many speakers of English in Africa have become part of an "Afro-Saxon" language community that unites Africans from different countries. As decolonisation proceeded throughout

6750-478: The source of approximately 28% of Modern English words , and from Latin , which is the source of an additional 28% . As such, though most of its total vocabulary comes from Romance languages , Modern English's grammar, phonology, and most commonly used words in everyday use keep it genealogically classified under the Germanic branch. It exists on a dialect continuum with Scots and is then most closely related to

6840-474: The southern dialects. Theoretically, as late as the 900s AD, a commoner from certain (northern) parts of England could hold a conversation with a commoner from certain parts of Scandinavia. Research continues into the details of the myriad tribes in peoples in England and Scandinavia and the mutual contacts between them. The translation of Matthew 8:20 from 1000 shows examples of case endings ( nominative plural, accusative plural, genitive singular) and

6930-455: The study of English as an auxiliary language. The trademarked Globish uses a relatively small subset of English vocabulary (about 1500 words, designed to represent the highest use in international business English) in combination with the standard English grammar. Other examples include Simple English . The increased use of the English language globally has had an effect on other languages, leading to some English words being assimilated into

7020-461: The user gives good advice, Cyc allows the avatar to make fewer mistakes. The Cyc project has been described as "one of the most controversial endeavors of the artificial intelligence history". Catherine Havasi , CEO of Luminoso, says that Cyc is the predecessor project to IBM's Watson . Machine-learning scientist Pedro Domingos refers to the project as a "catastrophic failure" for the unending amount of data required to produce any viable results and

7110-473: The word bite was originally pronounced as the word beet is today, and the second vowel in the word about was pronounced as the word boot is today. The Great Vowel Shift explains many irregularities in spelling since English retains many spellings from Middle English, and it also explains why English vowel letters have very different pronunciations from the same letters in other languages. English began to rise in prestige, relative to Norman French, during

7200-785: The world may include no native speakers of English at all, even while including speakers from several different countries. This is particularly true of the shared vocabulary of mathematics and the sciences. English is a pluricentric language , which means that no one national authority sets the standard for use of the language. Spoken English, including English used in broadcasting, generally follows national pronunciation standards that are established by custom rather than by regulation. International broadcasters are usually identifiable as coming from one country rather than another through their accents , but newsreader scripts are also composed largely in international standard written English . The norms of standard written English are maintained purely by

7290-539: The world, but the number of English speakers in India is uncertain, with most scholars concluding that the United States still has more speakers of English than India. Modern English, sometimes described as the first global lingua franca , is also regarded as the first world language . English is the world's most widely used language in newspaper publishing, book publishing, international telecommunications, scientific publishing, international trade, mass entertainment, and diplomacy. English is, by international treaty,

7380-438: The worldwide influence of the British Empire and the United States. Through all types of printed and electronic media in these countries, English has become the leading language of international discourse and the lingua franca in many regions and professional contexts such as science, navigation , and law. Its modern grammar is the result of a gradual change from a dependent-marking pattern typical of Indo-European with

7470-587: Was a frame language , but the modern version is not. Rather, it is a declarative language based on classical first-order logic , with extensions for modal logic operators and higher-order logic quantification. CycL is used to represent the knowledge stored in the Cyc Knowledge Base, available from Cycorp . The source code written in CycL released with the OpenCyc system is licensed as free and open-source software , to increase its usefulness in supporting

7560-405: Was adopted in parts of North America, parts of Africa, Oceania, and many other regions. When they obtained political independence, some of the newly independent states that had multiple indigenous languages opted to continue using English as the official language to avoid the political and other difficulties inherent in promoting any one indigenous language above the others. In the 20th century

7650-400: Was an application of Cyc that tried to contain knowledge about "terrorist"-related descriptions. The knowledge is stored as statements in mathematical logic. One Cyc application has the stated aim to help students doing math at a 6th grade level. The application, called MathCraft, was supposed to play the role of a fellow student who is slightly more confused than the user about the subject. As

7740-511: Was fully developed, integrating both Norse and French features; it continued to be spoken until the transition to early Modern English around 1500. Middle English literature includes Geoffrey Chaucer 's The Canterbury Tales , and Thomas Malory 's Le Morte d'Arthur . In the Middle English period, the use of regional dialects in writing proliferated, and dialect traits were even used for effect by authors such as Chaucer. The next period in

7830-403: Was largely created by hand axiom-writing; it was at about 1 million in 1994, and as of 2017, it is at about 24.5 million. In 2008, Cyc resources were mapped to many Misplaced Pages articles. Cyc is presently connected to Wikidata . The knowledge base is divided into microtheories . Unlike the knowledge base as a whole, each microtheory must be free from monotonic contradictions. Each microtheory

7920-500: Was lost except in personal pronouns, the instrumental case was dropped, and the use of the genitive case was limited to indicating possession . The inflectional system regularised many irregular inflectional forms, and gradually simplified the system of agreement, making word order less flexible. The transition from Old to Middle English can be placed during the writing of the Ormulum . The oldest Middle English texts that were written by

8010-533: Was only used in question constructions, and even then was not obligatory. Now, do-support with the verb have is becoming increasingly standardised.) The use of progressive forms in -ing , appears to be spreading to new constructions, and forms such as had been being built are becoming more common. Regularisation of irregular forms also slowly continues (e.g. dreamed instead of dreamt ), and analytical alternatives to inflectional forms are becoming more common (e.g. more polite instead of politer ). British English

8100-592: Was the CEO . The CycL representation language started as an extension of RLL (the Representation Language Language, developed in 1979–1980 by Lenat and his graduate student Russell Greiner while at Stanford University ). In 1989, CycL had expanded in expressive power to higher-order logic (HOL). Cyc's ontology grew to about 100,000 terms in 1994, and as of 2017, it contained about 1,500,000 terms. The Cyc knowledge base involving ontological terms

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