Tài liệu Báo cáo khoa học: "Inferring Selectional Preferences from Part-Of-Speech N-grams" doc

... compute selectional preferences using part-of-speech (POS) N-grams. From a corpus labeled with grammatical dependencies, PONG learns the distribution of word relations for each POS N-gram. From ... POS N-grams to generate test data for their selectional preferences model, but not to infer preferences. Zhou et al. (2011) identified selectional preferences of one word f...

Ngày tải lên: 22/02/2014, 03:20

... comparative sentences from text documents. This paper first investigates many comparative sentences referring to pre- vious studies and then defines a set of compar- ative keywords from them. A sentence ... is one of the features from the sentence of Ex2 in section 3.1. 5 Experimental Results Three trained human annotators compiled a cor- pus of 277 online documents from various...

Ngày tải lên: 20/02/2014, 09:20

... instances), from the TimeBank corpus annotated in TimeML (Pustejovky et al., 2003). The non- WSJ articles (mainly political and disaster news) include both print and broadcast news that are from ... two peaks in this distribution. One is from 5 to 7 in the natural logarithmic scale, which corresponds to about 1.5 minutes to 30 minutes. The other is from 14 to 17 in the natural l...

Ngày tải lên: 20/02/2014, 12:20

... (H ij |E H ij ) is then trained using logistic regression, predicting the noun-pair hypernymy label from WordNet from the feature vector of lexico-syntactic patterns. The hypernym classifier described above ... classifier that predicts P (C mn ij |E C ij ), predicting the Word- Net class labels from the single similarity score derived from the noun pair’s cluster similarity. 3.3 Details...

Ngày tải lên: 20/02/2014, 12:20

... the binding pocket and 7.75 A ˚ from the T1 copper atom (Fig. 5D). Fig. 1. Sequence alignment of McoP with CotA laccase from Bacillus subtilis (1GSK) and CueO from Escherichia coli (1KV7). The ... metallo-oxidase from Aquifex aeolicus. Biochim Biophys Acta 1794, 75–83. 5 Fernandes AT, Soares CM, Pereira MM, Huber R, Grass G & Martins LO (2007) A robust metallo-oxidase from the h...

Ngày tải lên: 18/02/2014, 04:20

... manage- ment from the user and present an intuitive, user-friendly interface from which this necessary metadata can be obtained. The kineticswizard can be launched auto- matically from the instrument ... web services. Kinetic data can be exported from SABIO-RK in SBML format and experimen- tal data exported from MeMo-RK in SBRML format. N. Swainston et al. Enzyme kinetics: from in...

Ngày tải lên: 18/02/2014, 04:20

... structure, and properties of hemocyanins from Diplopod myriapoda. J Biol Chem 274 , 29071–29074. 6 Kusche K, Ruhberg H & Burmester T (2002) A hemo- cyanin from the Onychophora and the emergence ... Rose H, Slaytor M, Maekawa K, Bandi C & Noda H (2000) Evidence from multiple gene sequences indicates that termites evolved from wood-feeding cockroaches. Curr Biol 10, 801–804. 37...

Ngày tải lên: 18/02/2014, 08:20

... enzymes operate near saturation and the kinase readily dissociates from the phosphorylated target (and, likewise, the phosphatase from the unphosphory- lated target), a steep threshold response, ... binding of a second kinase either by creating specific docking sites, chang- ing the substrate conformation, or dislodging the sub- strate from the cell membrane [65–69]. An interesting examp...

Ngày tải lên: 18/02/2014, 08:20

... reverse transcription, PCR and real-time PCR mRNA was extracted from cells and tissue (obtained with local ethical permission from the Masaryk Institute ethics committee) using the Qiagen RNeasy ... After the extraction, RT-PCR was performed using the Omniscript RT kit from Qiagen (Valencia, CA, USA) and pfu polymerase from Stratagene, following the manufacturer’s suggested protocols....

Ngày tải lên: 18/02/2014, 17:20

... Sephadex G-25 and G-50 from Amersham Biosciences (GE Healthcare, Piscataway, NJ), Cleland’s reagent (dithio- threitol) from Calbiochem (San Diego, CA), and Zinquin ester from Molecular Probes ... aldehydes release zinc from isolated proteins and in cultured cells and that the released zinc affects phos- phorylation signaling and gene expression. Results Aldehydes release zinc from z...

Ngày tải lên: 19/02/2014, 06:20