Báo cáo khoa học: "A Figure of Merit for the Evaluation of Web-Corpus Randomness" ppt

Tài liệu Báo cáo khoa học: A systems biology approach for the analysis of carbohydrate dynamics during acclimation to low temperature in Arabidopsis thaliana doc

... assessment of the trajec-tory of interconversion rates as a function of time of cold exposure, (b) comparison of the magnitudes of the various interconversion rates, and (c) lineup of the accessions ... & Stitt M (1993) Reg-ulation of the expression of rbcs and other photosyn-thetic genes by carbohydrates – a mechanism for the sink regulation of photosynthesis. Plant J 3, 817–828.29 Moore ... measure of how exposure to4 °C inﬂuenced the process of photosynthesis, gasexchange of plants was measured by infrared gas anal-ysis. Measurements were performed during the ﬁrst 8 h of the light...

Tài liệu Báo cáo khoa học: a-Conotoxins as tools for the elucidation of structure and function of neuronal nicotinic acetylcholine receptor subtypes doc

... basis for structure-activity studies. The highselectivity of the a-conotoxins, together with the possibility of obtaining detailed information on their three dimen-sional structures and the relative ... structures and the relative ease of synthesis, makesthem particularly useful templates for the design of optimized synthetic peptides for the subtype characteriza-tion of nAChRs.AcknowledgementsA. ... snailtissues. The analysis of the DNA of different Conus specieshas already revealed a large number of a-conotoxinsequences [45] and the identiﬁcation of further speciﬁcnAChR ligands is likely. The...

Báo cáo khoa học: "A Unified Statistical Model for the Identification of English BaseNP" pptx

... ×× Figure 2: All possible brackets of "stock was down 9.1 points yesterday morning" Figure 3: the transformed form of the path with dash line for the second pass processing2.4 The ... that the two steps are integrated together, rather thatseparated as in the other approaches. Let us nowexamine the two steps more closely.2.3 Determining the N best POSsequences The goal of the ... sequence of POS respectively asfollows:nnwwwwE121 −=nnttttT121 −=Where n is the number of words in the sentence, it is the POS tag of the word iw .Given E, the result of the baseNP...

Báo cáo khoa học: "A Memory-Based Approach to the Treatment of Serial Verb Construction in Combinatory Categorial Grammar" pdf

... SVCs: the series of V1to V3and the series of V4to V5, be-cause they do not share their tenses. The direc-tional verb ‘go’ performs as an adverb identi-fying the outward direction of the ... (subject or object) of arbitrary np’sin (13) from the directionality (the subject on the left and the object on the right). With these rea-sons, I therefore adapted the notions of MICG’smemory ... restricting the power of the gap-resolution connective, the two stacks of the daugh-ters are shared but not with their mother. An in-teresting trait of PLIG is that it can generate the language...

Báo cáo khoa học: "A SITUATION SEMANTICS APPROACH TO THE ANALYSIS OF SPEECH ACTS" ppt

... set of situation-types of the text, as well. Therefore. speech acts can be thought of as the effects of the application of one or more inference enabling functions to the pair of sets of situation-types ... or characterization. The situation-type of the text at the end of the utterance of the second clause includcs the speaker with die property of having told the guy at the door to watch out ... modification of the discourse situation, with each step taking the set of situation-types of the discourse situation, coupled with the interpretation of the utterance, to a new set of situation-types of...

Báo cáo khoa học: "A machine-learning approach to the identification of WH gaps" doc

... at the second level,into the VP node. Finally, within the VP subtreeit should predict the location of the gap as the lastchild of the parent VP.SBARQits associated gap; the meanings of the ... either to recurse into one of the childnodes, or to predict the existence of a gap betweentwo of the overt child nodes. (Since the number of daughters in a subtree is limited, the number of classes ... argument for the necessity of transformations (Chomsky, 1957), and prompted the introduction of powerful mechanisms such as the SLASH feature of GPSG (Gazdar et al., 1985).To the extent that these...

Báo cáo khoa học: "A GENERATIVE GRAMMAR APPROACH FOR THE MORPHOLOGIC AND MORPHOSYNTACTIC ANALYSIS OF ITALIAN" ppt

... 4. the first is the suffix itself the second is the stem of the suffix (the access key to the table) the third is the ending class of the suffix the fourth is the syntactic class of the suffix. ... The set of alteration is a table with three attributes: 1. the first is the stem of the alteration (the access key in the tablc l 2. the second is the ending class of the alteration 3. the ... for the word MURAGLIONE trasportatore (carder) tras is the prefix port is the stem of the verb portare (to carry) at is the ending of the past participle of the verb or is the stem of the...

Tài liệu Báo cáo khoa học: "A probabilistic generative model for an intermediate constituency-dependency representation" pptx

... to the BDS and the JDS.Unfortunately, the performance of the re-ranking model worsens progressively with the in-crease of k . We ﬁnd that this is primarily due to the lack of robustness of the ... structures, as well as for all other evaluation metrics, except for the BDS. The right graph in Figure 2 compares the F-score performance of the TDS-reranker against the PCFG-reranker. Our system ... (BDS): the accuracy of de-tecting the correct boundaries of the blocks in the structure11.Block Attachment Score (BAS): the accuracy of detecting the correct governing block of eachblock in the...

Báo cáo khoa học: "A Comprehensive Gold Standard for the Enron Organizational Hierarchy" potx

... calculate the degree centrality of every node in the email exchange network, and then rank the nodesby their degree centrality. Recall that the degree cen-trality is the proportion of nodes in the ... onlypredict the directionality of the dominance relation of people given they are in a hierarchical relation,1 the random baseline for our task performs at 50%.We have 13,724 such pairs of people in the ... not from the core group of about158 Enron employees for which we have the com-plete inbox. The hierarchy is linked to a threadedrepresentation of the Enron corpus using shared IDs for the employees...

Báo cáo khoa học: "A Multi-resolution Framework for Information Extraction from Free Text" pptx

... in the evaluation methodology for the candidate templates. While the performance of the MUC4 domain is measured for each slot indi-vidually; the MUC6 task measures the perform-ance on the ... output the final template. For the case of rela-tion extraction task, the final templates are the same as an extracted binary relation. The overall architecture of ARE is given in Figure 3. The ... whether the two anchors are correct in filling the appropriate slots in a template. This is followed by the integra-tion of relation paths and evaluation of templates. 5.1 Evaluation of relation...

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