... 2547 An allosteric DNAzyme with dual RNA-cleaving and DNA-cleaving activities Dazhi Jiang*, Jiacui Xu*, Yongjie Sheng, Yanhong Sun and Jin Zhang Key Laboratory for Molecular Enzymology and Engineering ... Pb 2+ [14], and UO 2 2+ [15]; and constructing molecular logic gates and nanomotors [16–20]. How- ever, engineering an allosteric DNAzyme with dual RN...
Ngày tải lên: 16/02/2014, 15:20
... problem of several possible answers and, in consequence, automatic evaluation has been tackled for years within another field of study: automatic summarisation (Hori et al., 2003; Lin and Hovy, 2003). ... definition of what is a correct answer, and a way to com- pare the correct answers to automatic answers produced by a system. For this purpose we present a Wikip...
Ngày tải lên: 20/02/2014, 09:20
Tài liệu Báo cáo khoa học: "An Improved Redundancy Elimination Algorithm for Underspecified Representations" pdf
... there is no overhead for redundancy elimination in practice. 6 Conclusion We presented an algorithm for redundancy elimina- tion on underspecified chart representations. This algorithm successively ... following redundancy elimination algorithm: REDUNDANCY- ELIMINATION( Ch, R) 1 for each split S in Ch 2 do if S is eliminable with respect to R 3 then remove S from Ch Pr...
Ngày tải lên: 20/02/2014, 12:20
Tài liệu Báo cáo khoa học: "AN EXTENDED LR PARSING ALGORITHM FOR GRAMMARS USING FEATURE-BASED SYNTACTIC CATEGORIES " pot
... AN EXTENDED LR PARSING ALGORITHM FOR GRAMMARS USING FEATURE-BASED SYNTACTIC CATEGORIES Tsuneko Nakazawa Beckman Institute for Advanced Science and Technology ... tsuneko@grice.cogsci.uiuc.edu ABSTRACT This paper proposes an LR parsing algorithm modified for grammars with feature-based categories. The proposed algorithm does not instantiate categories...
Ngày tải lên: 22/02/2014, 10:20
Báo cáo khoa học: "An Endogeneous Corpus-Based Method for Structural Noun Phrase Disambiguation" pptx
... no-disambiguation for the ten most frequent ambiguous structures are shown in Table 1. (1) noun prep noun adj noun prep noun prep det noun noun adj noun noun prep noun noun noun prep noun prep noun noun ... noun prep noun noun noun prep noun prep noun noun noun adj noun noun noun noun noun prep noun noun prep noun prep noun adj noun p...
Ngày tải lên: 09/03/2014, 01:20
Báo cáo khoa học: "Bootstrapping a Unified Model of Lexical and Phonetic Acquisition" potx
... weights. “about” ahbawt:15, bawt:9, ihbawt:4, ahbawd:4, ih- bawd:4, ahbaat:2, baw:1, ahbaht:1, erbawd:1, bawd:1, ahbaad:1, ahpaat:1, bah:1, baht:1, ah:1, ahbahd:1, ehbaat:1, ahbaed:1, ihbaht:1, baot:1 “wanna” waanah:94, ... ihbaht:1, baot:1 “wanna” waanah:94, waanih:37, wahnah:16, waan:13, wahneh:8, wahnih:5, wahney:3, waanlih:3, wehnih:2, waaneh:2, waonih:2, waaah:1, wuhnih:1, wahn:1, waanta...
Ngày tải lên: 16/03/2014, 19:20
Báo cáo khoa học: "An Optimal-Time Binarization Algorithm for Linear Context-Free Rewriting Systems with Fan-Out Two" ppt
... 985–993, Suntec, Singapore, 2-7 August 2009. c 2009 ACL and AFNLP An Optimal-Time Binarization Algorithm for Linear Context-Free Rewriting Systems with Fan-Out Two Carlos G ´ omez-Rodr ´ ıguez Departamento ... can also be used for finding binarizations for LCFRS with fan-out larger than two, again without in- creasing the fan-out. However, it seems unlikely that t...
Ngày tải lên: 23/03/2014, 16:21
Báo cáo khoa học: "An Unsupervised Morpheme-Based HMM for Hebrew Morphological Disambiguation" pdf
... 2002. Hebrew in latin script. L˘eˇson´enu, LXIV:137–151. (in Hebrew) . Erel Segal. 2000. Hebrew morphological ana- lyzer for Hebrew undotted texts. Master’s the- sis, Technion, Haifa, Israel. (in Hebrew) . Scott ... ACL, pages 665–672, Sydney, July 2006. c 2006 Association for Computational Linguistics An Unsupervised Morpheme-Based HMM for Hebrew Morphological Disa...
Ngày tải lên: 23/03/2014, 18:20
Báo cáo khoa học: "An Ontology-based Semantic Tagger for IE system" pot
... 7.3% Semantic tagger using sense tagging output 93.5% 72.6% 11.3% Average performance of the semantic tagger 89.4% 83.7% 8.3% Table 2: Precision and Recall scores for each com- ponents of the semantic ... the Brill trans- formational tagger (Brill, 1992) for the part-of- speech step and the CASS partial parser for the pars- ing step (Abney, 1994). However, because of the dis...
Ngày tải lên: 23/03/2014, 19:20
Báo cáo khoa học: "An Effective Two-Stage Model for Exploiting Non-Local Dependencies in Named Entity Recognition" pdf
... Annual Meeting of the ACL, pages 1121–1128, Sydney, July 2006. c 2006 Association for Computational Linguistics An Effective Two-Stage Model for Exploiting Non-Local Dependencies in Named Entity ... compet- itive baseline CRF using local information alone, whose performance is close to the best published local CRF models, for Named Entity Recognition 3 Label Consi...
Ngày tải lên: 31/03/2014, 01:20
Báo cáo khoa học: "An Automatic Treebank Conversion Algorithm for Corpus Sharing" potx
... frameworks can thus be used for treebank conversion with little modification. Matching Metric for Treebank Conversion The matching metric or matching score for tree- bank conversion is much simpler ... ing a simple and automatic approach for treebank conversion. Since the bracket information from a large treebank is the major external information required, th...
Ngày tải lên: 31/03/2014, 06:20
Báo cáo khoa học: "AN AUTOMATIC SPEECH RECOGNITION SYSTEM FOR ITALIAN LANGUAGE" doc
... AN AUTOMATIC SPEECH RECOGNITION SYSTEM FOR T! IE ITALIAN LANGUAGE Paolo D'Orta, Marco Ferretti, Alessandro Martelli, ... IBM Rome Scientific Center via Giorgione 159, ROME (Italy) ABSTRACT 4. An automatic speech recognition system for Italian language has been developed at IBM Italy Scientific Center in Rome. ... dependent on any W. Then, the recognition...
Ngày tải lên: 01/04/2014, 00:20
Báo cáo khoa học: "An assessment of edge effect on growth and timber external quality of ayous (Triplochiton scleroxylon K Schum) under Cameroon rain forest conditions" docx
... of edge effect on growth and timber external quality of ayous (Triplochiton scleroxylon K Schum) under Cameroon rain forest conditions TB Mayaka JN Fonweban Z Tchanou P Lontchui 1 ... An investigation was conducted in order to assess the edge effect on growth characteristics and timber external quality of ayous (Tripl...
Ngày tải lên: 08/08/2014, 19:21
báo cáo khoa học: "An evidence-based health workforce model for primary and community care" pot
... and distribution of c linical best-practice guidelines is not enough. Health workforce planning The demand (or need) for healthcare gives rise to the demand for the health workforce. Health workforce planning ... of the model for those seeking an evidence-based approach to health workforce and health services planning. The South Australian Department of Health...
Ngày tải lên: 10/08/2014, 11:20
báo cáo khoa học: " An EST-based analysis identifies new genes and reveals distinctive gene expression features of Coffea arabica and Coffea canephora" potx
... al.: An EST-based analysis identifies new genes and reveals distinctive gene expression features of Coffea arabica and Coffea canephora. BMC Plant Biology 2011 11:30. Submit your next manuscript ... of 22 RESEARCH ARTICLE Open Access An EST-based analysis identifies new genes and reveals distinctive gene expression features of Co...
Ngày tải lên: 11/08/2014, 11:21