Báo cáo khoa học: "The Use of Statistics in Language Research" docx

... finite resolving power; it is not the result of an intrinsically indeterminate use of a discrete set of symbols however compli- cated. This being so, language can certainly be described in ... by the methods of the linguist than by those of the statistician. The indeterminacy which does exist in lan- guage is the indeterminacy which arises from the mapping of a continuous territory ... have in mind is to find out how large a dictionary must be in order to contain, with a given fiducial probability, all the words of particular kinds of text. A secondary application is in finding...

Tài liệu Báo cáo khoa học: "The Nature of Affixing in Written English" docx

... doubling rules in the inflection of English verbs C. The determination of word-breaking rules as used in end -of- the-line practices in type composition D. The determination of parts -of- speech ... leads to interest- ing results. In order to obtain a procedure for finding affixes, we will make use of one of the main results of reference 1. There we found that certain consonant strings such ... only in initial position in CVC words, certain strings such as NT occur only in final position, while some, such as T, occur in both positions. The initial and final consonant strings of the...

Tài liệu Báo cáo khoa học: "The Use of Ooject-Special Knowledge in Natural Language Processing" doc

... completes the linking of tne causal chain between tne events described in the sentence. Second, it causes the filling of empty slots appearing in either the enabled act or In the enabling act, wherever ... the introduction of stereotyplc knowledge of objects into the conceptual analysis of text. By encoding information in OP descriptions, we were able to increase the interpretive power of ... primitive, indicating that they are containers (link = INSIDE) with default object contained being wine. The second, the COMMON-SOURCE test, looks for known SOURCEs of wine by following the associative...

Tài liệu Báo cáo khoa học: "The Use of Shared Forests in Tree Adjoining Grammar Parsing" pptx

... terminal and terminal symbols of Gw. This trans- forms the question of determining whether a symbol is useful into a reachibility question on the graph of Ma In particular, for any string of ... Weir, in pressa]. Definition 3.1 A LIG, G, is denoted G = ( Vjv , VT , VI , S, P ) where Vlv is a finite set of nonterminals, VT is a finite set of terminals, VI is a finite set of indices ... corresponding nodes in/ 3. The remaining nodes in 7 ~ have the constraints of the corresponding nodes in 7. Given p E dom(7), by Ibl(7,p) we refer to the label of the node addressed # in 7. Similarly,...

Báo cáo khoa học: "The use of formal language models in the typology of the morphology of Amerindian languages" potx

... somepreliminary results of an investigation in course on the typology of the morphol-ogy of the native South American lan-guages from the point of view of the for-mal language theory. With this ... contrasting examples of de-scriptions of two Aboriginal languages ﬁ-nite verb forms morphology: ArgentineanQuechua (quichua santiague˜no) and Toba.The description of the morphology of theﬁnite ... morphology of one particular lan-guage. On the other hand, the criteria of classi-ﬁcation of Amerindian languages, do not involvecomplexity criteria. In order to establish crite-ria that take into...

Tài liệu Báo cáo khoa học: The occurrence of hemocyanin in Hexapoda docx

... an O2molecule by means of two Cu+ions, each of which is coordinated bythree histidines in two distinct binding sites. Somehemocyanins assemble into large oligomers of up to8 · 6 subunits ... proteins that evolved independently fromhemocyanins [4].Although hexamerins might be ubiquitous in insects[14,19–21], hemocyanin appears to be missing in eume-tabolous insects [22]. Here we investigate ... isconserved in all subunit types (Hc1 and Hc2) with theexception of PmaHc1. An insertion of nine aminoacids in PamHc2 starting at amino acid 435 is uniqueto subunit types 2. On the amino acid...

Tài liệu Báo cáo khoa học: The sequentiallity of nucleosomes in the 30 nm chromatin ﬁbre pptx

... crosslinker. Most probably, some of the end-nucleosomes are crosslinked to the rest via linker–linker or linker–core histone links. Digestion of thismaterial with trypsin initially caused a ... gradualdecrease of the number of nucleosomes per chain in the main peak, with a corresponding increase in theFig. 5. UV absorbance proﬁles of sucrose gradients of an oligonu-cleosome sample of six to ... the size of theoriginal samples after digestion of the linkers, was sug-gested by Dorigo et al. [14] to indicate incompletecrosslinking. However, incomplete but random cross-linking should...

Tài liệu Báo cáo khoa học: The role of antioxidants in the cytotoxicity of chemotherapeutic drugs pptx

... Quercetindid not inhibit ROS generation, and enhanced cytotoxicity of Topotecan in both cells. In contrast, NAC enhanced resistanceagainst doxorubicine and vincristine in MRP1 overexpressingcells. ... perplexing diversity of lesions is continuously induced in our genes ranging from sin-gle and double strand breaks, to chemical alterations of nucleo-tides including adducts, as well as inter- ... activation of JNK, serineAbstracts19phosphorylation of insulin receptor substrate 1 (IRS1), andinhibition of insulin action. Hence, we conclude that JNK acti-vation and ER stress, integrates in ammatory...

Tài liệu Báo cáo khoa học: "The Role Of Focussing in Interpretation of Pronouns " pdf

... The Role Of Focussing in Interpretation of Pronouns Candace L. Sidner Artificial Intelligence Laboratory Massachusetts Institute of Technology Cambridge, MA 02139 ... anaphora. 2. Focussing provides a control for the inferencing necessary for some kinds of anaphora. The rules confirming restrictions The use of D3 below. D3-I 2 for pronominal anaphora ... ~lsing general inference. The paper also indicates what additional requirements are needed for a full treatment of pronominal anphora. These include use of a representation such as that of...

Tài liệu Báo cáo khoa học: "The Role of Initiative in Tutorial Dialogue" pdf

... sharing of initiative — the expert had ini-tiative for 60% of the turns in finance ADs and51% of the turns in software ADs. This is because in the ADs, the novice must communicate the de-tails of ... Rules for Assigning Initiativeabout the effectiveness of Socratic tutoring in theBEE domain or Socratic tutoring in general.3.2 Initiative Annotation MethodThe two definitions of initiative we ... an-notated using changes in initiative as a starting point; thesechanges were taken as marking either a segment endpoint orthe beginning of a nested segment.tion following a question takes initiative....

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