Báo cáo khoa học: "A SNoW based Supertagger with Application to NP Chunking" ppt

Tài liệu Báo cáo khoa học: "A Phrase-based Statistical Model for SMS Text Normalization" ppt

... used to es-tablish phrase mapping boundary candidates. Heuristics are then exploited to match tokens within the pairs of boundary candidates by trying to combine consecutive tokens within ... text are replaced with lingoes in SMS messages without position change to make SMS text short and con-cise and to retain the meaning. Thus we need to consider only monotone alignment at phrase ... used to adjust and assign a non-zero probability to the unseen words to address data sparseness. 4.4 Monotone Search Given an input , the search, characterized in equation (7), is to find...

Tài liệu Báo cáo khoa học: A knowledge-based potential function predicts the speciﬁcity and relative binding energy of RNA-binding proteins ppt

... high degree of sensitivity to subtle changes in protein–RNA interface structure. Weare optimistic that this knowledge -based potentialfunction will ﬁnd broad application to problemsrequiring the ... RNA(within a given distance cut-off) was assigned a same scoreof )1.Atom type selectionAtom score types were assigned using the method of Rob-ertson and Varani [36]. Brieﬂy, the all-atom ... treatsevery atom, in every residue, as a unique type (e.g. ala-nine Cb and arginine Cb are considered as unique atomtypes under this scheme), resulting in a total of 158 protein,and 81 RNA atom types....

Tài liệu Báo cáo khoa học: "A Ranking-based Approach to Word Reordering for Statistical Machine Translation" doc

... nodes in the EnglishI am trying to play music私は音楽を再生しようとしているPRP VBP VBG TO VB NN NP VPVP NP SVPVPSI amtryingtoplaymusicPRPVBPVBGTOVBNN NP VPVP NP SVPVP私は音楽を再生しようとしているOriginal ... phrase -based system with a Max-Ent based lexicalized reordering model (Wu, 1997;Xiong et al., 2006) as our baseline system forboth English -to- Japanese and Japanese -to- EnglishExperiment. The distortion ... al.,2003), phrase is introduced to serve as the funda-mental translation element and deal with local re-ordering, while a distance based distortion model isused to coarsely depict the exponentially...

Tài liệu Báo cáo khoa học: "A Graph-based Semi-Supervised Learning for Question-Answering" doc

... better than rest725% SVM gSum SSL Hybrid SVM Hybrid gSum SSL#Labeled MRR Top1 Top5 MRR Top1 Top5 MRR Top1 Top5 MRR Top1 Top51% 45.2 33.2 65.8 56.1 44.6 72.8 51.6 40.1 70.8 59.7 47.0 75.25% 56.5 ... andit takes less time to learn?Our idea of summarization is to create repre-sentative vertices of data points that are very close to each other in terms of edge weights. Sufﬁce to say that similar ... with respect to graph andthen capture their summary information by newrepresentative vertices. We replace each data pointwithin the boundary with their representative ver-tex, to form a summary...

Tài liệu Báo cáo khoa học: "A FrameNet-based Semantic Role Labeler for Swedish" pdf

... classiﬁers,we used the following tools:• An HMM -based POS tagger,• A rule -based chunker,• A rule -based time expression detector,• Two clause identiﬁers, of which one is rule- based and one is statistical,• ... tree. To be usable, this approachwould require some sort of transformation, possi-bly a conversion into a phrase-structure tree, to beapplied to the dependency trees to align the spans with ... sentence the doctor was answer-ing an emergency phone call is translated intoSwedish as doktorn svarade på ett larmsamtal,which uses a construction with a preposition på to/ at/on’ that has...

Tài liệu Báo cáo khoa học: "A Logic-based Semantic Approach to Recognizing Textual Entailment" ppt

... isloaded with and the negated hypothesis ( )and its usable list with the axioms needed to gener-819Figure 1: COGEX’s Architectureate inferences, COGEX begins to search for proofs. To every ... entailment is not to start from or include toogeneral concepts7. Therefore, we assigned to eachnoun and verb synset from WordNet a generalityweight based on its relative position within its hi-erarchy ... NE(x1) &negotiatorNN(x2) & nn NNC(x3,x1,x2)work VB(e1,x2,x4) & for IN(e1,x1) helps theprover infer that Christopher Hill works for the US from topUS negotiator, Christopher Hill.10Harabagiu...

Tài liệu Báo cáo khoa học: "A Feature Based Approach to Leveraging Context for Classifying Newsgroup Style Discussion Segments" pptx

... state of a simple finite-state automaton that only has two states. The automaton is set to initial state (q0) at the top of a message. It makes a transition to state (q1) when it encounters ... is to enable the quality and nature of discussions that occur within an on-line discussion board to be communicated in a summary to a potential new-comer or group moderators. We propose to ... structure to the argument within a single message. For the Social Modes of Co-construction dimension, it is less clear. However, we have experimented with both ways of defining the history and...

Tài liệu Báo cáo khoa học: "A UNIFICATION-BASED PARSER FOR RELATIONAL GRAMMAR" doc

... corresponds to all arcs whose la- bels do not begin with a Null R-sign; the rele- vant R-signs are the first ones. The surface graph corresponds to all arcs whose labels do not end with a ... is that two compatible labels combine to yield a label with maximal nonempty overlap. Left (right) closed labels unify with left (right) open labels to yield left (right) closed labels. There ... preced- ing S1 to test, so the parser advances c to 2. A left completion succeeds with Qi = state 2:1 = [hi, 1, 2] and Qj = state 1:1 = [nj, 0, 1]. State 2:2 = [n~, 0, 2] is added to state-set...

Tài liệu Báo cáo khoa học: "A text-based search interface for Multimedia Dialectics" ppt

... technologies to approach automatic language analysisand generation from yet another perspec-tive: that of its use in multimodal commu-nication. In this paper, we present a sup-port tool for COSMOROE, ... modelling multimedia di-alectics. The tool is a text -based search in-terface that facilitates the exploration of acorpus of audiovisual ﬁles, annotated with the COSMOROE relations.1 IntroductionOnline ... related to thenature of the interacting modalities and their se-mantic interplay for formulating the multimediamessage.Within such context, intelligent multimedia sys-tems are expected to parse/generate...

Báo cáo khoa học: "A Cloud-Based Platform for Do-It-Yourself Machine Translation" potx

... decided to integrate a modern key-value store into the platform in order to allow a maximum of flexibility. In contrast to traditional relational databases, key-value stores allow the storage ... SMT methods by providing them as cloud -based services. An easy -to- use web interface empowers users to participate in data collection and MT customisation to increase the quality, domain coverage, ... parallel corpora to an online repository and generate user-tailored SMT systems based on data selected by the user. Authenticated users with appropriate permissions can also store private corpora...

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