Báo cáo khoa học: "Dynamic Strategy Selection in Flexible Parsing" potx

... the interface, including the invocation of parsing strategies, dictionanes and concepts, rather than requiring any domain adaptations by the interface system itself. With these goals in mind, ... errorful input at all. Such inflexibility in parsing is a serious impediment to the use of natural language in interactive computer systems. Accordingly, we [6] and other researchers including Wemchedel ... clustering domain concepts into functionally useful categories for user interaction. Semantic grammars, like case systems, can bring domain knowledge to bear in dissmbiguatmg word meaningS....

Tài liệu Báo cáo khoa học: "Joint Feature Selection in Distributed Stochastic Learning for Large-Scale Discriminative Training in SMT" pdf

... HidekiIsozaki. 2007. Online large-margin training for statis-tical machine translation. In Proceedings of the 200720Joint Conference on Empirical Mehtods in NaturalLanguage Processing and Computational ... Computational LinguisticsJoint Feature Selection in Distributed Stochastic Learningfor Large-Scale Discriminative Training in SMTPatrick Simianer and Stefan RiezlerDepartment of Computational LinguisticsHeidelberg ... sub-GrAdientSOlver for SVM. In Proceedings of the 24th Inter-national Conference on Machine Learning (ICML’07),Corvallis, OR.Libin Shen and Aravind K. Joshi. 2005. Ranking andreranking with perceptron....

Tài liệu Báo cáo khoa học: "Reactive Content Selection in the Generation of Real-time Soccer Commentary" pdf

... that intuitively capture the amount of information communicated to the audience. We describe how a principle of maximizing the total gain of importance scores during a game can be used to incorporate ... waiting 1285 interruption abbreviation : with interruption °'1 l w thou - ~! interruplion i t time Important proposition posted at this point total importance score using interruption ... than the one currently being uttered is inserted into the Pool, the total importance score may become larger by immediately interrupting the current ut- terance and switching to the new one. For...

Tài liệu Báo cáo khoa học: "User Participation Prediction in Online Forums" potx

... mutual information between users afterdoing an average-link clustering on their pairwisemutual information. In a clean clustering, intra-cluster mutual information should be high, whileinter-cluster ... thewords inside latent topics in the LDA model in- ferred from online forums, we show in Table 2 thetop words in 3 out of 20 latent topics inferred from“Ubuntu” forum according to its multinomial ... using the bag-of-word model sincethat would require the exact words to appear in thetraining set. In order to take advantage of the topic level in- formation while not losing the “ﬁne-grained”...

Báo cáo khoa học: "Using Linguistic Knowledge in Automatic Abstracting" potx

... topics according to the reader's interest by motivating the topics, describing en- tities and defining concepts. We have defined our method of automatic abstracting by study- ing a corpus ... topics according to the reader's inter- est by motivating the topics, describing entities, defining concepts and so on. This kind of ab- stract could be used in tasks such as accessing the ... uments containing the information reported in the abstract. In a previous study (Saggion and Lapalme, 1998), we have shown that 72% of the information in professional abstracts lies in ti- tles,...

Báo cáo khoa học: "A Deductive Approach to Dependency Parsing∗" potx

... optimisation in YM03 comes from contract-ing deductions in Eis96 so that linking operationsare immediately followed by combining operations;while ES99 does the opposite, forcing combiningoperations ... set contain-ing initial items or hypotheses, and D ⊆ (2(H∪I)×I) is a set of deduction steps deﬁning an inferencerelation .Final items in this formalism will be those con-taining some ... forest F containing a parse tree forsome arbitrary string. An item containing such a treefor a particular string w1. . . wnwill be called a cor-rect ﬁnal item for that string in the case...

Tài liệu Báo cáo khoa học: A strategy for discovery of cancer glyco-biomarkers in serum using newly developed technologies for glycoproteomics ppt

... have included a full list of N-glycopro-teins from C. elegans and a partial list from mouse livercontaining the protein (gene) ID, protein name, glycosy-lated sites, and kinds of lectins used ... applied to a lectin microarray to selectlectin(s) that showed differential binding to glycopro-teins secreted from each cancer cell line (stage II).After selection of a speciﬁc lectin, we employed ... analyteglycoprotein should be labeled with Cy3 before the binding reaction. Alternatively, the binding reaction was visualized by overlaying a ﬂuo-rescently labeled detection antibody against the core protein...

Báo cáo khoa học: "A Strategy for Dynamic Interpretation: a Fragment and an Implementation" pot

... presence of indices in the lexicon, so we can handle anaphoric links by co-indexing. For a proper understanding of the translation in- structions one should bear in mind the distinction between ... given input is indeterministic for that input. The example "John saw a man" shows that indefinite descriptions may give rise to indeterministic programs. Deter- ministic programs ... down to assigning the value of t to v. 2.3 Indices for Antecedents and Anaphors In the natural language fragment we treat, we use co-indexing to indicate intended anaphoric links. We follow...

Báo cáo khoa học: Dynamic reorganization of the motor domain of myosin subfragment 1 in different nucleotide states docx

... actin with myosin. Thebinding and hydrolysis of ATP by the myosin induces aseries of conformational changes within the motor domainof myosin, which lead to the sliding of the thick and thinﬁlaments ... suggests that therigidity of the actin binding region is maintained during theinteraction of S1 with actin. In the apo-enzyme, the ﬂexibility of the protein matrixalong the Ser181–Cys707 direction ... conformations[4–6]. In the absence of actin, the phosphate product istrapped in the nucleotide binding pocket and its dissociationfrom the motor domain is slow (% 0.05 s)1). The binding ofactin to myosin...

Báo cáo khoa học: "Hedge classiﬁcation in biomedical texts with a weakly supervised selection of keywords" doc

... the inherent noise in the training datasetthat originates from its weakly supervised construc-tion, we applied the following feature selection pro-cedure. The main idea behind it is that it ... the training sets for each class furtherboosted this effect, and skewed the distribution ofspeculative indicators as sentences containing themwere likely to be added to the extended training ... atelectasis in theleft lower lobe, otherwise normal exam.speculative: Findings suggesting viral or reactiveairway disease with right lower lobe atelectasis orpneumonia. In an ICD-9 coding system...

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