Báo cáo khoa học: "Cube Summing, Approximate Inference with Non-Local Features, and Dynamic Programming without Semirings" doc

Tài liệu Báo cáo khoa học: "An Open Source Toolkit for Phrase-based and Syntax-based Machine Translation" docx

... parsing/tree-parsing and forest-based decoding. Moreover, several useful utilities were distributed with the toolkit, including a discriminative reordering model, a simple and fast language model, and an ... decade, and allows for training and decoding with several state-of-the-art models, including: the phrase-based model (Koehn et al., 2003), the hierarchical phrase-based model (Chiang, 2007), and ... standard phrase-based decoding, decoding as parsing, decoding as tree-parsing, and forest-based decoding. z It is easy-to-use and fast. A new system can be built using only a few commands....

Tài liệu Báo cáo khoa học: "Robust Machine Translation Evaluation with Entailment Features∗" pptx

... thatare semantically close but not identical. Banerjee and Lavie (2005) and Chan and Ng (2008) useWordNet, and Zhou et al. (2006) and Kauchak and Barzilay (2006) exploit large collections ofautomatically-extracted ... 2005) and various news com-mentaries, with ﬁve source languages (French, Ger-man, Spanish, Czech, and Hungarian). As trainingset, we use the portions of WMT 2006 and 2007that are annotated with ... includes 50 features. We start with thestandard TER score and the number of each of thefour edit operations. Since the default uniform costdoes not always correlate well with human judg-ment, we...

Tài liệu Báo cáo khoa học: Association of feather colour with constitutively active melanocortin 1 receptors in chicken docx

... peptide ligand with high(albeit slightly lower) affinity, and undergo the conforma-tional changes that this binding interaction is proposed tohave, without influencing the interaction with the ... skin; it is white orcream for the ewh and eymalesandgreyforthee+ and eb.Inmelanic alleles (E, ER,andERfayoumi), adult males are blackin all areas and the flight feathers are also black ... (IL), respectively. Thr143 alternatesbetween Thr and Ser, and is found in IL2, while Arg213alternates between Arg and Cys, and is found in IL3, withinthe entire MC receptor family. It is interesting...

Báo cáo khoa học: "Weakly-Supervised Acquisition of Open-Domain Classes and Class Attributes from Web Documents and Query Logs" pot

... combination of both documents and search query logs. In evaluations over labeledclasses of instances extracted without a-priori re-strictions to speciﬁc domains of interest and with very little ... collected around the occur-rences of queries {Q} within documents {D } (Steps2 and 3). Finally, the intermediate data {ME} and {S} is merged and ﬁltered into smaller, more accu-rate labeled ... query with that la-bel are stored in the output pairs {<C,I>} (Steps13 and 14). The parameters J and K can be usedto emphasize precision (higher J and lower K) orrecall (lower J and higher...

Báo cáo khoa học: "Boosting-based parse reranking with subtree features" docx

... efficiently using dynamic programming. Tree kernel is more general than fea-ture templates since it can use the all-subtrees repre-sentation without loss of efficiency.3 RankBoost with subtree featuresA ... 1999), for several previous studies, and forour best model. We achieve recall and precision of89.3/%89.6% and 89.9%/90.1% for sentences with ≤ 100 words and ≤ 40 words, respectively. Themethod ... starts with a set of treesconsisting of single nodes, and then expands a giventree of size (n−1) by attaching a new node to it toobtain trees of size n. However, it would be inef-ficient to expand...

Tài liệu Báo cáo khoa học: "Using Cross-Entity Inference to Improve Event Extraction" docx

... single document to a cluster of topic-related docu-ments and employed a rule-based approach to propagate consistent trigger classification and event arguments across sentences and documents. ... Extraction through Cross-Document Inference. In Proc. ACL-08: HLT, pages 254–262, Columbus, OH, June. Shasha Liao and Ralph Grishman. 2010. Using Docu-ment Level Cross-Event Inference to Improve ... co-occurs with 5 event types (Attack, Transport, Die, Transfer-Ownership and Injure), and Exploding 1130entity co-occurs with 4 event types (see Figure 1). Especially, they only co-occur with...

Tài liệu Báo cáo khoa học: Dmrt1 genes at the crossroads: a widespread and central class of sexual development factors in ﬁsh pdf

... in the germ cells (Gadus morhua [25] and Danio rerio [24]), whereas much broader and lessrestricted expression territories are seen within the tes-tis. With respect to a gonadal function of ... [20] and Oryzias latipes[21]) would infer a role correlated with Sertoli celllineage specification and subsequently during testiculardifferentiation. The specific expression in spermatogo-nia and ... to male gonadogenesis and further differentiation (Table 1).Dmrt1 expression in protogynous and protandrous hermaphroditic speciesIn hermaphrodite fish (protogynous or protandrous),the developmental...

Tài liệu Báo cáo khoa học: Erythrochelin – a hydroxamate-type siderophore predicted from the genome of Saccharopolyspora erythraea docx

... with an inverse broadband probe installed with z-gradient. The 1D spectra1H and 13C; the homonuclear2D spectra DQF-COSY, TOCSY, NOESY and ROESY;the1H–3C HSQC and HMBC; and the1H–15N ... 6084 g and 4 °C for 30 min. The supernatant was sep-arated from the cell pellet and incubated with XAD16resin (4.0 gÆL)1). The resin was collected by ﬁltration,washed twice with water and the ... culture supernatant was extracted with XAD16resin (4.0 gÆL)1). The resin was collected by ﬁltration,washed twice with water and the absorbed compounds wereeluted with methanol. The eluate was...

Tài liệu Báo cáo khoa học: Loose interaction between glyceraldehyde-3-phosphate dehydrogenase and phosphoglycerate kinase revealed by ﬂuorescence resonance energy transfer–ﬂuorescence lifetime imaging microscopy in living cells doc

... in Figs 1A and S1A, transiently expressedGAPDH–citrine (chimeric protein with N-terminalGAPDH and C-terminal citrine) and citrine–GAPDH(chimeric protein with N-terminal citrine and C-terminalGAPDH) ... protein with N-terminal PGK and C-terminal cerulean) and cerulean–PGK (chimeric pro-tein with N-terminal cerulean and C-terminal PGK)were present throughout the cell. These results agree with ... plasmidsencoding cerulean–GAPDH (CG) and citrine–GAPDH (YG), together with a plasmid forPGK (D) or with pCMV vector with no insert(B). The ﬂuorescence decay curves ofcerulean (blue) and citrine (green) representan...

Tài liệu Báo cáo khoa học: Mixed lineage leukemia: roles in human malignancies and potential therapy pdf

... of the available data and mechanismsidentiﬁed in leukemic stem and leukemic tumor cells and link this informa-tion with the known functions of mixed lineage leukemia and certain mixedlineage ... ofanti-apoptotic pathways and stem cell maintenance[9,10]. Leukemic cells seem to have the ability to inter-act with these niches in order to receive importantsurvival signals and to cope with stress caused ... kinase becomes activated and interacts with promoter-arrested RNA polymerase.Activated P-TEFb kinase then phosphorylates DSIF and NELF. Phosphorylation of AF4, AF9 and ENLturn them into substrates...

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