Báo cáo khoa học: "CAPTURING LINGUISTIC IN ANANNOTATED GENERALIZATIONS WITH METARULES PHRASE-STRUCTURE GRAMMAR" ppt

... CAPTURING LINGUISTIC GENERALIZATIONS WITH METARULES IN AN ANNOTATED PHRASE-STRUCTURE GRAMMAR Kurt Konolige SRI International = 1. Introduction Computational models ... difficult to capture linguistic generalizations within these formalisms. Metarules for transforming one annotated phrase-structure rule into another must not only transform the phrase-structure, ... categories. Terminal strings can be included in the rule by enclosing them in double quote marks. A feature set is associated with each node in the parse tree that is created when z string is analyzed...

Báo cáo khoa học: "Generative Models for Statistical Parsing with Combinatory Categorial Grammar" pptx

... results in a smaller and lessovergenerating grammar than standard PCFGs (ca.3,000 rules when instantiated with the above cate-gories in sections 02-21, instead of12,400 in theoriginal Treebank ... representation (Collins, 1999)).2 Evaluating a CCG parserSince CCG produces unary and binary branchingtrees with a very ﬁne-grained category set, CCGParseval scores cannot be compared with scoresof ... of measuring dis-tance: ∆Adjacencymeasures string adjacency (0, 1 or2 and more intervening words); ∆Ver bcounts inter-vening verbs (0 or 1 and more); and ∆Pctcounts in- tervening punctuation...

Báo cáo khoa học: "Capturing Errors in Written Chinese Words" docx

... the time. 1 Introduction Incorrect writings in Chinese are related to our under-standing of the cognitive process of reading Chinese (e.g., Leck et al., 1995), to our understanding of why people ... con-tains pronunciation information about Chinese charac-ters. In contrast, it might not be easy to find visually similar Chinese characters with computational meth-ods. We expanded the original ... related. In addition, the statistics reveal that choosing more features in the advanced search affected the final results. Using “Trad” offered better results in our experiments than using “Twn+Trad”....

Tài liệu Báo cáo khoa học: Fermentative lifestyle in yeasts belonging to the Saccharomyces complex ppt

... yeast species in red grow both on richand on synthetic minimal medium within7 days; species in blue grow on rich med-ium within 7 days and on synthetic minimalmedium enriched with lysine and glutamicacid ... with N2(containing less than 3 p.p.m. O2) at a ﬂowrate of 0.1 LÆmin)1per liter of medium, and a stir rate of500 r.p.m. was maintained. In order to minimize the diffu-sion of oxygen into ... acetoin within 14 days; species in green grow on rich medium within 14 days,but fail to grow on the synthetic minimalmedium; species in black do not grow oneither rich or on synthetic minimal...

Báo cáo khoa học: Universal positions in globular proteins From observation to simulation ppt

... integrase,catalytic domaina/b1rro Oncomodulin a 1ivpA 2 (HIV-2) protease b 1lbbA Glutamate receptorligand binding corea/b2sas Calcium-bindingproteina 1ptf Histidine-containingphosphocarriera ... Transthyretin b 1dhr Dihydropteridin reductase a/b2cy3 Cytochrome c3 a 2plv3 Picornavirus b 5p21 cH-p21 Ras a/b2ilk Interleukin-10 a 1cbs Cellular retinoic-acid-binding proteinb 1asu Retroviral integrase,catalytic ... long)segments of polypeptide chains interacting with eachother, and thus forming Ôloop-n-lockÕ structures in globu-lar proteins [13].The main c onclusion o f this study is that burying MIRpositions can...

Báo cáo khoa học: "Anaphor resolution in unrestricted texts with partial parsing" doc

... principles of reasoning with uncertainty: e.g. Connoly (1994) and Mitkov (1997). Our system can be included into the first approach. In these integrated approaches the semantic and domain ... with discourse anaphora in unrestricted texts with partial parsing. It is based on the process of parsing described in Figure 3. So this process will take the output of a POS tagging as input, ... partial parsing of a sentence (using the grammar described in Figure 4) and before obtaining its logical formula. This algorithm is shown in Figure 5 and it will deal with pronominal references,...

Báo cáo khoa học: "Undestanding Stories in Different Languages with GETA-RUN" doc

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Báo cáo khoa học: Leadzyme formed in vivo interferes with tobacco mosaic virus infection in Nicotiana tabacum potx

... is involved in defense against transposones and viruses [31–33].However, there are some problems with inhibition ofviral infections with RNAi. To escape RNAi-mediatedA2385BCFig. 3. Inhibition ... TMV infection in plants inoculated with TMV, catalytic RNA and Pb2+, respectively,as shown in the table, was analyzed using RNA templates isolated from tobacco leaves and primers binding upstream ... TMV inhibition, Nicotiana tabacumleaves were inoculated with mixtures composed ofTMV, catalytic RNA and Pb2+prepared just beforeinoculation. TMV genomic RNA is enclosed withinthe protein...

Báo cáo khoa học: "Correcting errors in speech recognition with articulatory dynamics" pot

... splitthe data into 90% training and 10% testing sets for5-cross validation. MOCHA and TORGO data arenever combined in a single training set due to dif-fering EMA recording rates. In all cases, ... pro-duced within a cube of a known geometry. Tinysensors within this ﬁeld induce small electric cur-rents whose energy allows the inference of artic-ulator positions and velocities to within 1 ... component takes into account var-ious physiological aspects of human speechproduction, including intergestural and in- terarticulator co-ordination and timing (Namand Saltzman, 2003; Goldstein and...

Báo cáo khoa học: Protein transport in chloroplasts ) targeting to the intermembrane space pptx

... preproteinseluted with 250 mm imidazole containing buffer. In every case, precursor protein was detected in the imid-azole eluate, indicating a direct interaction with Toc34DTM. This interaction ... carboxy-terminal amino acidswere deleted but still contained the N-terminal target-ing signal. PTic22DC imported with an efﬁciency simi-lar to the wild-type protein (Fig. 1A, lanes 7–9),indicating ... that allow binding and inser-tion into the translocon but not complete translocation(i.e. in the presence of 3 mm ATP at 4 °C). Afterpreincubation, preproteins were cross-linked using0.5 mm...

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