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

... After the analysis of these relations according to the require-ments of the task, we have decided to use the oneslisted in Table 1 together with their description in the second column. The third ... arguably the most subjective of the four dimensions, in 27% of the cases it is notpossible to take a majority decision. Nevertheless,in almost 73% of the cases the absolute majority of the annotators ... step towards the systematic emulation of the various creative devices involved in the namingprocess by means of computational methods.Due to the complexity of the problem, a uniﬁedmodel to handle...

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

... measure of enzymespeciﬁcity To 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 ... omcA–omcB–MR-1R mutantsrelative to their MR-1R parent To study the substrate speciﬁcities of the outermembrane decaheme cytochromes OmcA and OmcBin the process of dissimilatory metal reduction, omcA–,omcB–and ... In fact, both of these cytochromes have been proposed to be ter-minal Fe(III) and Mn(IV) reductases, although their role in the reduction of other metals is less well understood. To obtain more...

Báo cáo khoa học: "A Computational Approach to Zero-pronouns in Spanish" doc

... arises is to detect the differentclauses of a sentence. Another problem is how to detect the zero-pronoun, i.e. the omission of the subject from each clause. With regard to the firstproblem, the ... statistical approach for pronominal anaphora, but the information they used was simply the patternsobtained from the previous analysis of the text. To be able to compare our approach to that of Dagan ... treated from left to right asthey appear in the sentence, since, at the detection of any kind of anaphor, the appropriateset of restrictions and preferences begins to run. The number of previous...

Tài liệu Báo cáo khoa học: "A PROBABILISTIC APPROACH TO GRAMMATICAL ANALYSIS OF WRITTEN ENGLISH BY COMPUTER" pot

... print-outs of the word tagged version of the corpus. As tree drawing proceeded, amendments and extensions to the rules for tree drawing and the inventory of hypertags were proposed, on the basis of ... (2) a word token of sample text, (3) the word tag for the word and (~) a field of hypertags and brackets showing the constituency-level status of each word token. Any amendments to the rules ... ~mnecessary to match the input against distinct word tags; often, the initial part of a T-tag closes the previous constituent, whatever the identity of the constituent is, and specification of rules...

Báo cáo khoa học: "A Bootstrapping Approach to Unsupervised Detection of Cue Phrase Variants" docx

... contains the particular research aim of apaper, or a claimed gap in the literature. Similarly,in the task of automatic routing of customer emailsand automatic answering of some of these, the de-tection ... Add the top s items of the concept-B candidate set to the concept-B accumu-lator list (based on empirical results, s is the rank of the candidate set during the initial iteration and 50for the ... retrieved and 0 otherwise, N is the number of seed combinations, M is the size of the goldenlist, giis the ith member of the golden list and rijis its rankin the retrieved list of combination...

Báo cáo khoa học: "A New Approach to the Mechanical Syntactic Analysis of Russian" ppt

... stored in GS and the tag t is placed in the normal position of the target T for final printout. ILLUSTRATION 1. As an example of the performance of this section of the program, we offer the ... correspondent to be stored in the normal position of the target T for the final printout. A suitable Signal of Peculiarity (δ) is stored in GS. The Corre- spondence Flag (c) in GS is set to zero. If the ... correspondents (T) to the source stem. * The List of Terms and List of Symbols at the end of the paper may enable the reader to identify unfamiliar expressions. Technical words to be found therein...

Báo cáo khoa học: "A Novel Approach to Semantic Indexing Based on Concept" ppt

... ΨCi|Tis the information ratio of a concept to the text. The information ratio of aword to the overall text is denoted by ΨWi|T. The semantic index and weight are extracted ac-cording to the ... score to the general topic exercise, which was rated by subjects.Table 4 lists the weight comparison to the indexterm exercise of ﬁve texts, and the subjects’ rele-vance rate to the general topic ... method to normalize the semantic im-portance of each concept and lexical item on the con-cept vector space. Figure 3 depicts the magnitude of the text vector derived from concept vectors C1andC2....

Báo cáo khoa học: "A concurrent approach to the automatic extraction of subsegmental primes and phonological constituents from speech" docx

... signal data. In response to a wide variation in the ease of detection of primes, it is proposed that the computational approach to phonology-based, speech-driven software should be organised ... within a restricted number of units of within-cluster variance of the central location of the prime cluster. The number of such distance units determines headedness in the segment, with separate ... range and the angular frequencies to( F) and amplitudes a(F) of formants. The first four cues dp, to {h are properties of a single spectral slice, and the change in these four from slice to slice...

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

... corre-sponds to one of the senses of palm, and the words closest to the geometric centers of the clusters should be good descriptors of each sense. However, as matrices of the above type ... arbitrary, it is necessary to detect the regularities in the patterns. For this purpose we ap-plied the SVD to each of the matrices, thereby re-ducing their number of columns to the three main dimensions. ... at only the three main di-mensions of the context matrices. 1 Introduction The topic of this paper is word sense induction, that is the automatic discovery of the possible senses of a word....

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

... centroid of its closest cluster, and to assign the differential vector to the most appropriate other cluster. This process can be repeated until the length of the differential vector falls ... of a word obtains a separate row vector in table 1. The problem with the resulting extremely sparse matrix is that most vectors are either orthogonal to each other or duplicates of some other ... that prevents the SVD, which is conducted in the next step, from finding optimal dimensions.3 The purpose of the SVD is to reduce the number of columns in our matrix to the main dimensions....

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