Báo cáo khoa học: "A COMFUTATIONAL THEORY OF THE FUNCTION OF CLUE WORDS IN ARGUMENT UNDERSTANDING" potx

... examines the use of clue words in argument dialogues. These are special words and phrases directly indicating the structure of the argument to the hearer. Two main conclusions are drawn: I) clue ... of studying goal-based dialogue and structure reconstruction also allows us to comment on the the function of clue words within analysis. The theory of clue interpretation gives insight into ... there exist words and even entire statements with the sole function of indicating structure (vs. content) in the argument. The importance of structure to argument understanding is first of...

Tài liệu Báo cáo khoa học: "A Practical Solution to the Problem of Automatic Word Sense Induction" doc

... that these vectors reflect the sum of the contextual behavior of a word’s underlying senses, i.e. they are mixtures of all senses occur-ring in the corpus. However, since reconstructing the ... mixtures of all its senses. Inducing a word’s senses therefore involves the difficult problem of recovering the sense vectors from the mixtures. In this paper we argue that the demixing problem ... that often improves the results. The ap-proach that we suggest in this paper involves re-ducing the number of columns (contexts) and then applying a clustering algorithm to the row vectors (words) ...

Báo cáo khoa học: A kinetic approach to the dependence of dissimilatory metal reduction by Shewanella oneidensis MR-1 on the outer membrane cytochromes c OmcA and OmcB potx

... the values of the modeled apparent kinetic parameters into the double-reciprocal Lineweaver–Burk equation andplotting the resulting linear functions, we obtained the graph in Fig. 5D. The lines ... is the characteristic signa-ture of competitive inhibition. We calculated a Kivalue of 22.5 lm, suggesting that the kinetics of V2O5binding to OmcA are similar to those for binding of Fe(III)-nitrilotriacetic ... measure of enzymespeciﬁcityTo determine whether the lack of phenotype of omcA–omcB–strains observed during anaerobicgrowth on either of the electron acceptors U(VI) andSe(VI) is due to the...

Báo cáo khoa học: "A Practical Solution to the Problem of Automatic Part-of-Speech Induction from Text" pdf

... with part -of- speech induction. In part -of- speech induction two phases can be distinguished: In the first phase a set of word classes is to be de-rived automatically on the basis of the distribution ... with indirect neighbors, but with them the effect is less salient and therefore we do not con-sider them here. The co-occurrence information concerning the words in a vocabulary and their ... in our procedure involves applying a clustering algo-rithm to the 50 words corresponding to the rows in the matrix. We used hierarchical clustering with average linkage, a linkage type that...

Báo cáo khoa học: "A NEW VIEW ON THE PROCESS OF TRANSLATION" pdf

... use of the upper model in constructing our combination of the two compo- nents. In effect, the upper model can often mediate between the results of the MT analysis, expressed in ET-D Interface ... virtue of their positions in the inheritance hierar- chy, entities in the combined model also inherit roles from their ancestors. These can serve to define, for example, the types of participants ... prepose the constituent realising $9, i.e. the Since-clause, into sentence-initial thematic position, rather than letting it appear later in the sentence as it would when non-thematic. The function...

Báo cáo khoa học: "A Computational Approach to the Automation of Creative Naming" ppt

... noise. In addition to the direct hypernyms of the cate-gory word, we increase the size of the ingredient listby adding synonyms of the category word, the new words coming from the relations and the ... is the starting point of our research in linguistic creativity for naming. The rest of the paper is structured as follows.First, we review the state -of- the- art relevant to the naming task. Then, ... by adding morphemesat the beginning, middle or end of words - e.g.Nutella) and blending (i.e. forming a word by blend-ing sounds from two or more distinct words andcombining their meanings...

Tài liệu Báo cáo khoa học: Chemical approaches to mapping the function of post-translational modiﬁcations ppt

... (lacZ)reporter protein. In all cases, the proteins maintainednative function as well as being endowed withadditional lectin-binding properties. The two methods of modiﬁcation, although employing different ... ligand is involved in the initial homing of leuko-cytes to sites of in ammation [73,74]. The binding of PSGL-1 to P-selectin is largely due to two PTMs,namely an O-glycan that contains tetrasaccharidesialyl-LewisX, ... complete conversion in a matter of hours.As a demonstration of the biological relevance, thismethodology was used to model the P-selectin-bindingdomain of the mucin-like glycoprotein PSGL-1 [73,74].This...

Báo cáo khoa học: A novel prokaryotic L-arginine:glycine amidinotransferase is involved in cylindrospermopsin biosynthesis potx

... closes,regulating access to the active site. Binding of the large s ubstrate ⁄ product (l-arginine ⁄ ornithine) to AGATinduces the open conformation of the lid, whereasbinding of the small substrate ... binds to the active site of CyrA at a binding sitedistinct from the hydroxylamine-binding site. Thisbinding affects the rate of reaction by factor b, causing the noncompetitive component of the ... (formation of an enzyme–amidino interme-diate and release of ornithine in the absence of glycine), product formation by CyrA was investigated in the presence of arginine only.CyrA incubated with arginine...

Tài liệu Báo cáo khoa học: "A Selectionist Theory of Language Acquisition" docx

... where the first auxiliary is fronted (the first "is"), instead of the auxiliary following the subject of the sentence (here, the second "is" in the sentence). Acquisition findings ... determined by the penalty probabili- ties of competing grammars relative to the in- put data in the linguistic environment [3]. In this paper, we present longitudinal evidence concerning the ... However, there exists a certain type of English sentence that is in- dicative (Hyams, 1986): There is a man in the room. Are there toys on the floor? The subject of these sentences is "there",...

Báo cáo khoa học: "A Computational Theory of ProseStyle for Natural Language Generation" ppt

... make up the original paragraph. There must be something above the level of a single information unit to coordinate the flow of text, while not altering the intentions or goals of the planner. ... Gabriel in trying to achieve fluency in a single online pass in the manner of a person talking off the top of his head; this requires us to put much more of the responsibility for fluency in the ... this theory, the reproduction of short encyclopedia articles on African tribes. We will then use that task to outline the parts of our theory and the operations of the attachment process. Finally...

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