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Topic: Copula


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In the News (Fri 1 Jun 12)

  
  Copula
In linguistics, a copula (also sometimes called a linking verb, most often in primary education grammar courses) is a word that is used to link the subject of a sentence with a predicate (a subject complement or an adverbial).
In Chinese the copula for a noun + adjective combination must be an adverb of degree, e.g.
The artificial language Lojban has no copula at all, because all words that express a predicate can be used as verbs.
www.ebroadcast.com.au /lookup/encyclopedia/co/Copula.html   (409 words)

  
 copula Information Center - copulas
In linguistics, a copula copulas and weathervanes is a word that is used to link the subject of a sentence with a predicate (a subject complement or an adverbial).
A copula is sometimes (though not always) a verb or a verb-like part of speech.
The copula is, which is used to state essential characteristics or equivalences, requires a change in word order so that the subject does not immediately follow the copula (see Irish syntax).
www.scipeeps.com /Sci-Linguistic_Topics_A_-_Co/copula.html   (2623 words)

  
 Copula (statistics) - Wikipedia, the free encyclopedia
The copula contains all of the information on the nature of the dependence between the two random variables that can be given without the marginal distributions, but gives no information on the marginal distributions.
Otherwise, the copula C is unique on the range of values of the marginal distributions.
One example of a copula often used for modelling in finance is the Gaussian Copula, which is constructed from the bivariate normal distribution via Sklar's theorem.
en.wikipedia.org /wiki/Copula_(statistics)   (555 words)

  
 What is a Copula?
A copula is a special type of verb in English, though in other languages other parts of speech may serve the role of copula.
The shining example of the copula in English, and many other languages, is the verb to be, which most often serves to link the subject of the sentence with the predicate -- a part of the sentence which modifies the subject.
This duality that most copula verbs have can often cause confusion when people attempt to refine their speech to be more grammatically standard.
www.wisegeek.com /what-is-a-copula.htm   (559 words)

  
 Copula
Copula be occurs to the left of the negative marker not.
Copula be occurs to the left of adverbs in the unmarked order.
Unlike all the other auxiliaries, however, copula be is not followed by a verbal category (by definition) and therefore must be the rightmost verb.
www.cis.upenn.edu /~xtag/tech-report/node108.html   (170 words)

  
 AlexandreLeupin.com - THE IMPOSSIBLE COPULA
Hence, what produces meaning, this copula which we can reduce to the verb to be that we use every minute, like in "this is that,” (the principle of identity of philosophy) is excluded from the world of signifiers.
In particular, any sexual copula: there is not hope that man and woman together could be the sum total resulting from the addition of two complementary elements, thereby forming a whole.
Hence, the copula which overcomes the gulf separating the sexes (also man and God, because it is the same gulf) is an object of faith (obsessional neurosis) or love (perversion, especially fetishism - to give (or to be) what you don't have (or cannot be))[23].
www.alexandreleupin.com /articles/copula.htm   (3215 words)

  
 zero copula. The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.
For some AAVE speakers, zero copula occurs 80 to 90 percent of the time where Standard English requires is or are.
Throughout the United States, zero copula is less frequent when followed by a noun (He a man) than when followed by an adjective (He happy).
Since zero copula is not a feature of the British dialects of English that colonial settlers brought to the United States, it is one of the strongest indicators that the development of AAVE may have been influenced by Caribbean English creoles or that AAVE itself may have evolved from an American Creole-like ancestor.
www.bartleby.com /61/12/Z0011225.html   (413 words)

  
 Kant on the Copula
At B 142 Kant writes that the objective unity of apperception, in this case, judgment : is intended by "the copula is".
Kant carries on a conversation with J. Beck in an exchange of letters on May 31, 1792 and July 3, 1792 concerning the distinction between the connection of representations in the concept "the fl man" and in the judgment "the man _is_ fl." Beck's proposed distinction is more comprehensible than Kant's clarification.
Its distinguishing characteristic is that it contributes nothing to the content of the judgment (for, besides quantity, quality, and relation, there is nothing that constitutes the content of a judgment), but concerns only the value of the *copula* in relation to thought in general.
www-philosophy.ucdavis.edu /phildept/mattey/phi001/kant/COPULA.HTM   (1274 words)

  
 Copula - Wikipedia, the free encyclopedia
In linguistics, a copula is a word used to link the subject of a sentence with a predicate (a subject complement or an adverbial).
The use of a zero copula is unknown in French, and it is thought to be an innovation from the early days when Haitian was first developing as a Romance-based pidgin.
Another copula is du, which is a verb that means all its arguments are the same thing (equal) [1].
en.wikipedia.org /wiki/Copula   (3442 words)

  
 Hedge Fund Losses, Credit Derivatives and Dr. Li's Copula
A copula was an ingenious solution to this problem because it allowed the user to make use of existing models of the default probabilities of firms individually considered; the copula itself would then give the probability of multiple defaults based on these individual default probabilities and the inputted default correlation.
As ever, the fault lies not with the model, but in the way it was misused, and the important point is for the user to appreciate the assumptions on which any implementation of the model would be based.
Identifying the best copula to use in any given situation can be quite tricky, and yet the copula itself can make a considerable difference to estimates of multivariate probabilities.
www.fenews.com /fen46/one_time_articles/copula/copula.html   (1476 words)

  
 Copula
A copula is a special word that combines the subject of a sentence and its description.
You cannot make a pause between the noun and the copula, and you cannot move the noun from the position immediately before the copula.
To summarize, the modern copula and its polite form are derived as follows:
www.uwe.ac.uk /library/private/phil/japanese/copula.html   (313 words)

  
 The Creole Origins of AAVE: Evidence from copula absence
Categorical copula absence of this kind is virtually unheard of in modern US samples, so on the face of it, these data support the creolist position, particularly since first person copula absence does not occur in modern AAVE although it does in Barbadian, Jamaican, Trinidadian, and other Caribbean creoles (see Rickford and Blake 1990).
Copula absence data for two different sets of Barbadian speakers were also provided by Rickford and Blake (1990) and Rickford (1992b), and while these differed from each other in the relative orderings of __Loc and __Adj (see table 10), they both exemplified the basic copula absence pattern of AAVE.
Wolfram (1974:524), "copula absence in white Southern speech may have been assimilated from decreolizing fl speech." Thus the similarities between Southern White dialects and AAVE with respect to this feature do not work against the creolist and for the dialectologist hypothesis, as one might have assumed from the general principles outlined in the introductory section.
www.stanford.edu /~rickford/papers/CreoleOriginsOfAAVE.html   (12684 words)

  
 Copula
Although the statistical calculation of a copula was invented in 1957, it was not applied to financial markets and finance until the late '90s.
Copulas are a mathematical tool used in finance to help identify economic capital adequacy, market risk, credit risk and operational risk.
The copula, therefore, has been applied to areas of finance such as option pricing and portfolio value-at-risk to deal with the skewness.
www.investopedia.com /terms/c/copula.asp   (295 words)

  
 Amazon.com: Copula Methods in Finance (The Wiley Finance Series): Books: Giovanni Cherubini,Elisa Luciano,Walter ...   (Site not responding. Last check: 2007-10-05)
There is a fair section on fitting copula parameters to data and a good section on Monte Carlo simulation of fitted copula.
Unfortunate notation confuses the reader by repeating the copula density notation for the "conditional distribution" in the simulation section.
After introducing bivariate families of copulae and different measures of association, it extends the analysis to the multidimensional case.
www.amazon.com /Copula-Methods-Finance-Wiley/dp/0470863447   (1194 words)

  
 Encyclopedia of Organ Stops   (Site not responding. Last check: 2007-10-05)
Osiris contains nineteen examples of Copula at 8' pitch and six at 4', seven examples of Copel at 8' and one each at 4' and 16', seven examples of Coppel at 8' and two at 4', and three examples of Copl at 8'.
Copula 8', Rückpositiv; St. Michael, Vienna, Austria; Sieber 1714.
Copula 8', 4, Manual II; St. Clement Church (sv.
www.organstops.org /c/Copula.html   (248 words)

  
 ANALYTICAL INDICANT THEORY - The English Copula Jud Evans
A whimsical person might observe that the English copula is a hussy - parading herself in public with all her inherited imperfections on view -
Many other languages have less overt copulas [modal indicants] - they hide away as morphological components of the verb.
For example - in olden times the English copula was less visible - it often formed part of the verb itself - as it does in Latin and the modern romance languages.
evans-experientialism.freewebspace.com /englishcopula.htm   (643 words)

  
 Verb - Wikipedia, the free encyclopedia
A copula is a word that is used to describe its subject,
Because copulas do not describe actions being performed, they are usually analysed outside the transitive/intransitive distinction.
Some languages (the Semitic and Slavic families, Chinese, Sanskrit, and others) can omit the simple copula equivalent of "to be", especially in the present tense.
en.wikipedia.org /wiki/Verb   (910 words)

  
 Encyclopedia of Organ Stops   (Site not responding. Last check: 2007-10-05)
Mentioned only by Audsley in his entry for Koppel (Copula): “the 8 ft. stop is found under the name Copula Maior”.
Copula Maior 8', Oberpositiv; St. Jakob, Prague, Czechoslovakia; Rieger-Kloss 1982.
Copula Major 8', Hauptwerk; Church of the Virgin Mary Before the Tyn, Prague, Czechoslovakia; Hans Heinrich Mundt 1670-1682.
www.organstops.org /c/CopulaMajor.html   (68 words)

  
 RiskMetrics Group - On Default Correlation: A Copula Function Approach
We first introduce a random variable called "time-until- default" to denote the survival time of each defaultable entity or financial instrument, and define the default correlation between two credit risks as the correlation coefficient between their survival times.
Then we argue why a copula function approach should be used to specify the joint distribution of survival times after marginal distributions of survival times are derived from market information, such as risky bond prices or asset swap spreads.
Finally, we give some numerical examples to illustrate the use of copula functions in the valuation of some credit derivatives, such as credit default swaps and first-to-default contracts.
www.riskmetrics.com /copulaovv.html   (198 words)

  
 The English Copula, Raising Verbs, and Small Clauses   (Site not responding. Last check: 2007-10-05)
The English copula, raising verbs, and small clauses are all handled in XTAG by a common analysis based on sentential clauses headed by non-verbal elements.
Since there are a number of different analyses in the literature of how these phenomena are related (or not), we will present first the data for all three phenomena, then various analyses from the literature, finishing with the analysis used in the English XTAG grammar.
Usages of the copula, raising verbs, and small clauses
www.cis.upenn.edu /~xtag/tech-report/node106.html   (103 words)

  
 zero copula - yourDictionary.com - American Heritage Dictionary   (Site not responding. Last check: 2007-10-05)
The absence of an overt copula, especially when meaning "is" or "are."
meaning "He is working right now." Linguists frequently describe this zero usage as zero copula, although strictly speaking it should be described as zero auxiliary before progressive verb forms, as in He working, and before going to or gon(na), as in
No other varieties of American English use zero copula as often.·As with all dialectal features, zero copula use is more systematic than it might at first appear.
www.yourdictionary.com /ahd/z/z0011225.html   (410 words)

  
 Copula-Math
Arrange that the Correlation between x- and y-values is a given number.
Recall that an Archimedean Copulas, C(u,v), is generated via:
Then, if u and w are randomly selected from a uniform distribution on [0,1], v will be distributed on [0,1] and the correlation between u and v will be determined by the chosen copula and the value of the parameter d.
www.gummy-stuff.org /copula-math.htm   (1199 words)

  
 SSRN-Measuring and Optimizing Portfolio Credit Risk: A Copula-based Approach by Annalisa Di Clemente, Claudio Romano
In particular, we study four different types of dependence structure for the credit assets in portfolio: the Gaussian copula, the Student's t-copula, the grouped t-copula and the Clayton n-copula (or Cook-Johnson copula).
Our aim is to assess the impact of each type of copula on the value of different portfolio risk measures, such as expected loss, maximum loss, credit value at risk and expected shortfall.
In order to optimize portfolio credit risk, we minimize the conditional value at risk, a risk measure both relevant and tractable, by solving a simple linear programming problem subject to the traditional constraints of balance, portfolio expected return and trading.
papers.ssrn.com /sol3/papers.cfm?abstract_id=704044   (416 words)

  
 [No title]   (Site not responding. Last check: 2007-10-05)
copula at WRETCH at 10:43 AM post
Re: [公告] Looking for a new home, by copula (Aug 17)
Re: [Wildlife] Squaw Creek National Wildlife Refuge, by copula (Aug 3)
www.wretch.cc /blog/copula   (123 words)

  
 copula - OneLook Dictionary Search
Tip: Click on the first link on a line below to go directly to a page where "copula" is defined.
Copula : Eric Weisstein's World of Mathematics [home, info]
Phrases that include copula: his copula, zero copula, copula in romance languages, copula minor, copula verb, more...
www.onelook.com /?w=copula   (263 words)

  
 The Japanese Copula (0333969200) NARAHARA - Palgrave Macmillan
The Japanese Copula (0333969200) NARAHARA - Palgrave Macmillan
In this innovative study, Tomiko Narahara offers a multi-disciplinary description of the Japanese copula, revealing it to be at the interface of morphology, syntax, semantics, and pragmatics.
She provides a new morphological feature analysis to derive this modal function and further proposes a series of unified accounts for a wide range of discourse phenomena.
www.palgrave-usa.com /catalog/product.aspx?isbn=0333969200   (582 words)

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