Báo cáo khoa học: "Test Collection Selection and Gold Standard Generation for a Multiply-Annotated Opinion Corpus" potx

... Testing Collections and Gold Standards The gold standard of relevance, the opinionated issue, and the opinion holder must be generated according to all the annotations. Answers are cho-sen based ... their gold standards which agree mostly to annotators. Therefore, we analyze the kappa value not between annotators, but between the an-notator and the gold standard. The methodologies are ... the ACL 2007 Demo and Poster Sessions, pages 89–92,Prague, June 2007.c2007 Association for Computational LinguisticsTest Collection Selection and Gold Standard Generation for a Multiply-Annotated...

Báo cáo khoa học: In vitro selection and characterization of a stable subdomain of phosphoribosylanthranilate isomerase potx

... (5¢ﬁ3¢)FLAG epitope GAC TAC AAG GAT GAC GAT GAT AAGDYKDDDDKLibrary template(FLAG-negative)TTG GGG CTG GAT GAC GCG GAT AAGL GLDDADKRandomization NNS NNS NNS GAT GAC NNS GAT AAGXXXDDXDKSelected ... greater discriminatory power of plasmid A BCFig. 7. Biophysical characterization of the PRAI subdomain. (A) Thermal denaturation of PRAI and trPRAI-His as monitored by CDat 219 nm. Raw data and ... Billerica,MA, USA) and degassed before use. Assays were carriedout at 25.0 °C.Sensorgrams were analyzed using the biaevaluationversion 3.1 software package (Biacore AB). The software’smodel for...

Báo cáo khoa học: "Investigating Cue Selection and Placement in Tutorial Discourse" ppt

... corpus, each coder analyzes the text as described above, and then en- ters this analysis into a database. The technique of representing an analysis in a database and then using database queries ... minimal RDA units of state and action units, matrix expressions and clusters. A contributor is analyzed for both its intentional and informational relations to its core. Intentional relations ... means for evaluation and further refinement of our rules for cue selection and placement. Our ultimate goal is to provide a text generation component that can be used in a variety of application...

Tài liệu Báo cáo khoa học: Physico-chemical characterization and synthesis of neuronally active a-conotoxins docx

... there are standard procedures for reduction and alkylation, their application to conopeptideanalysis and characterization is by no means trivial, and often optimization on a case-by-case basis ... characterization of native a- conotoxins.Analysis of neuronally active a- conotoxinsusing HPLC and MS, including identificationof post-translational modificationsIsolation and identification Standard ... characteristic asymmetric peakunder standard reversed-phase HPLC elution conditions[5,36]. The anomalous chromatographic behaviour is seenparticularly with a- CnIA, a- MI, a- GI and a- GID for...

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

... (NIPS’10),Vancouver, Canada.Andreas Zollmann and Khalil Sima’an. 2005. A consis-tent and efficient estimator for data-oriented parsing.Journal of Automata, Languages and Combinatorics,10(2/3):367–388.21Proceedings ... approaches thus has beenon feature engineering and on adaptations of ma-chine learning algorithms to the special case of SMT(where gold standard rankings have to be createdautomatically). Examples ... Gunn, M. Nikravesh, and L. Zadeh, ed-itors, Feature Extraction: Foundations and Applica-tions. Springer.Percy Liang, Alexandre Bouchard-Côté, Dan Klein, and Ben Taskar. 200 6a. An end-to-end...

... Garrod, 2004; Halliday and Hasan, 1976) onthe one hand, and variation (to improve text quality and readability) on the other hand (Belz and Reiter,2006; Foster and Oberlander, 2006) in a 50/50 dis-tribution. ... selection stage) and its possible realisations. Semantic forms of instruc-tions have an average of 650 surface realisations,including syntactic and lexical variation, and deci-sions of granularity. ... user reaction (after each system act) ofperformdesired action, perform undesired action, wait and requesthelp.8The classiﬁer was trained on theannotated data and reached an accuracy of...

Báo cáo khoa học: "Combining EM Training and the MDL Principle for an Automatic Verb Classiﬁcation incorporating Selectional Preferences" pot

... collocations, and verb alternations),496 and for NLP applications in sparse data situations.In this paper, we provide an evaluation based on a language model.The remainder of the paper is organised ... verbalternations, and collocations, and (ii) as a lexicalresource for the statistical disambiguation of parsetrees.ReferencesSteven Abney and Marc Light. 1999. Hiding a Seman-tic Class Hierarchy ... conclude, demonstrate, state, mean, with thetwo most probable frame types subj and subj:that,i.e., the intransitive frame, and a frame that subcat-egorises a that clause. As selectional preferenceswithin...

Báo cáo khoa học: Assessment of porcine and human 16-ene-synthase, a third activity of P450c17, in the formation of an androstenol precursor doc

... used as standards, showedelution peaks at 4.70, 2.30 and 2.50 min, respectively(Fig. 2). In both porcine and human assays using preg as a substrate, an additional peak of elution appeared at15 ... 1 7a- OHpreg and DHEA – and analyzed androstadienolformation from each substrate. As observed in Fig. 3, thebiosynthesis of androstadienol in humans (A) and pigs (B)does not require prior formation ... P450c1716-ene-synthase and 1 7a- hydroxylase/17,20-lyase activities,we performed transfection assays with increasing amountsof DNA fragments encoding cyt b5 and monitored theformation of androstadienol and...

Báo cáo khoa học: Proteoglycans in health and disease: new concepts for heparanase function in tumor progression and metastasis pptx

... of heparanase in human cancer by focus-ing on head and neck carcinoma and multiplemyeloma as examples of solid and hematologicalmalignancies.Heparanase in head and neck carcinoma:signaling ... concepts for heparanase function in tumor progression and metastasisUri Barash1, Victoria Cohen-Kaplan1, Ilana Dowek2, Ralph D. Sanderson3, Neta Ilan1 and Israel Vlodavsky11 Cancer and Vascular ... spliced variant of human heparanase.Biochem Biophys Res Commun 354, 33–38.82 Sato M, Amemiya K, Hayakawa S & Munakata H(2008) Subcellular localization of human heparanase and its alternative...

Báo cáo khoa học: Isolation, characterization, sequencing and crystal structure of charybdin, a type 1 ribosome-inactivating protein from Charybdis maritima agg. potx

... Bull 50, 747–750.2 Narayanan S, Surolia A & Karande AA (2004) Ribo-some-inactivating protein and apoptosis: abrin causescell death via mitochondrial pathway in Jurkat cells.Biochem J 377, ... the purification, characteriza-tion and structural determination of charybdin, a novel29-kDa protein from bulbs of C. maritima agg.Charybdin was characterized by biochemical methods and its structure ... auto-radiography cassettes, the Imaging Plate (Fujifilm, Tokyo,Japan) and the Storm 840 imaging system (MolecularDynamics, Sunnyvale, CA, USA). ImageQuant softwarewas used for quantification comparing the...

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