Báo cáo khoa học: "An Error Analysis of Relation Extraction in Social Media Documents" ppt

... Proceedings of the ACL-HLT 2011 Student Session, pages 64–68,Portland, OR, USA 19-24 June 2011.c2011 Association for Computational LinguisticsAn Error Analysis of Relation Extraction in Social ... relationship, having an inverse rela-tionship, or having no relationship. So for the PartOf relation in the JDPA Sentiment Corpus we considerboth the relation “X is part of Y” and “Y is part of X”. The ... engine is apart of the car so that the positive sentiment beingexpressed about the engine can also be attributed tothe car. In this paper we examine our preliminary resultsfrom applying a relation...

Tài liệu Báo cáo khoa học: Elementary modes analysis of photosynthate metabolism in the chloroplast stroma ppt

... as being somecombination of the following: (a) production of redoxpotential in the form of NADPH; (b) production of glycolytic intermediates, reducing the demand put uponphosphofructokinase; ... thioredoxinsystem [10,11]. Thioredoxin is a small, redox active protein,capable in turn of reducing or oxidizing disulphide bonds in proteins. In chloroplasts, thioredoxin is reduced byferredoxin, ... variety of media, were determined. In C3chloroplasts the majority ( 80%) of exported sugar phos-phate was in the form of C3metabolites. Interestingly, theaddition of oxaloacetate to the media...

Báo cáo khoa học: Cleavage site analysis of a serralysin-like protease, PrtA, from an insect pathogen Photorhabdus luminescens and development of a highly sensitive and speciﬁc substrate pdf

... respectively, in other serralysins, ser-ralysin numbering.) Because these positions areinvolved mainly in formation of the S1¢ and S2 ¢ sites[20,25], in PrtA the differences may cause an increase in ... (1995) Themetzincins – topological and sequential relationsbetween the astacins, adamalysins, serralysins, andmatrixins (collagenases) deﬁne a superfamily of zinc-peptidases. Protein Sci 4, 823–840.20 ... effect of several inhibitors on PrtA activity. ND, notdetermined. For the pretreatment of PrtA with the inhibitors,0.4 nM enzyme was incubated for 20 min in the presence of 1.0 mM inhibitor....

Tài liệu Báo cáo khoa học: Glycomics-based analysis of chicken red blood cells provides insight into the selectivity of the viral agglutination assay docx

... certain in u-enza strains do not agglutinate cRBCs, using speciﬁc human-adapted in uenza hemagglutinins as examples. Finally, recent understanding of therole of various glycan structures in high ... FEBS 1699 of RBCs occurs when the addition of a limitingamount of virus results in ‘crosslinking’ of RBCsthrough binding of multiple RBCs to HAs present ona single virus; measurement of various ... and processing methods aftertuning of the instrument. TOF ⁄ TOF spectra are obtained in 1 kV operating mode with relative resolution of 50 fullwidth half maximum and a laser intensity of 5600...

Tài liệu Báo cáo khoa học: An autoinhibitory effect of the homothorax domain of Meis2 ppt

... 3 [4–7]. In addition to binding DNA, the HD is a protein interac-tion module that mediates interactions with otherDNA-binding proteins and non-DNA-binding tran-Keywordshomeodomain; Meis; ... the interaction of Pbx1 with the Hth domain of Meis2. Target-ing of the Hth domain to DNA suggests that it is not a portable trans-acting repression domain. However, the Hth domain can inhibit ... Pbx-independent Meis protein, whichwill bind DNA independently of Pbx, and does notpossess the autoinhibitory function of the Hth domain. In summary, our data suggest that one function of the...

Tài liệu Báo cáo khoa học: An immunomodulator used to protect young in the pouch of the Tammar wallaby, Macropus eugenii pptx

... production of inter-leukins and secretion of immunoglobulins on themucosal surface of the intestine [49,50]. The antibacte-rial defence of the intestinal mucosa depends in parton stimulation of CCK ... effect of the muscarinic blocker atropine wasinvestigated. Atropine had no effect on the response of CCK-8, but substantially reduced the response to euge-nin, indicating that eugenin is indeed ... performed.The synthesis of tyrosine sulfate containing peptidescan be challenging because of possible hydrolysis of the sulfate residue occurring during synthesis, in Table 1. Eugenin, and mammalian...

Tài liệu Báo cáo khoa học: "An Empirical Investigation of Discounting in Cross-Domain Language Models" ppt

... second point in constructingour language model, an advantage of our approachover subsampling is that we use our entire trainingcorpus, and in so doing compromise between min-imizing errors ... times in training data. Discounting by a single value is plau-sible in the case of similar train and test corpora, wherethe mean of the distribution (8.50) is close to the median(8.0), but not in ... closing of the vocabulary. Moore and Lewis (2010) achievelower perplexities, but they use in- domain trainingdata that we do not include in our setting.We brieﬂy highlight some interesting...

Tài liệu Báo cáo khoa học: "An Implemented Description of Japanese: The Lexeed Dictionary and the Hinoki Treebank" ppt

... glosses)grammar in tandem with the treebank, as part of our research into natural language understanding.Treebanking the output of the parser allows usto immediately identify problems in the grammar,and ... availability of a reason-ably robust existing HPSG of Japanese (JACY),and a wide range of open source tools for de-veloping the grammars. We made extensive use of tools from the the Deep Linguistic ... the use of similarity and/or se-mantic class based back-offs for parsing and gen-eration with both symbolic grammars and statisti-cal models. In order to make the system self sustaining webase...

Tài liệu Báo cáo khoa học: "An Empirical Study of Information Synthesis Tasks" doc

... extracting, or-ganizing and inter-relating the pieces of informationcontained in a set of relevant documents, in order toobtain a comprehensive, non redundant report thatsatisﬁes the information ... ex-tracting, organizing and relating the pieces of infor-mation contained in a set of relevant documents, in order to obtain a comprehensive, non redundant re-port that satisﬁes the information ... second step increases the quality of the base-lines, making the task of differentiating manual andbaseline reports more challenging.3 Comparison of similarity metricsFormal aspects of a summary...

Tài liệu Báo cáo khoa học: "An Evaluation Method of Words Tendency using Decision " docx

... degree of scattering because of the arrangement of frequencies of words in rectangular coordinates as shown in Fig. 2. In such case, there will be some problems in the point of reliability if ... obtaining the cross point of the regression straight line and the current time period in rectangular coordinates, the slope of the regression straight line can estimate the stability classes of ... change in the time-series variation of words in each class, this method defines four attributes (proper nouns attributes, slope of regression line, slice of regression line, and correlation...

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