Tài liệu Báo cáo khoa học: "Event-based Hyperspace Analogue to Language for Query Expansion" ppt

... original query terms, such that an expanded query including these words better expresses the information need. To our knowledge, the notion of events has not been ap- plied to query expansion before. This ... 120–125, Uppsala, Sweden, 11-16 July 2010. c 2010 Association for Computational Linguistics Event-based Hyperspace Analogue to Language for Query Expansion Tingx...

Ngày tải lên: 20/02/2014, 04:20

... responsible for the most severe form of the disease and this par- asite is developing resistance to the major antimalarial drugs. Therefore, in order to control malaria it is necessary to identify ... motor proteins because to unwind the duplexes they require energy, which is provided by their intrinsic nucleic acid-dependent ATPase activity. These enzymes act as necessary molecular...

Ngày tải lên: 18/02/2014, 16:20

... projection onto the feasible set. Differences are with respect to exact inference for the same set of features. Bold indicates the best result for a language. As for overall performance, both ... matrix (omitted for space). 3.6 Projective Parsing It would be straightforward to adapt the con- straints in §3.5 to allow only projective parse trees: simply force z np a = 0 for an...

Ngày tải lên: 20/02/2014, 07:20

... Balta Inst. for Language & Speech Processing Athens, Greece ebalta@ilsp.gr Abstract The growing popularity of multimedia documents requires language technologies to approach automatic language ... between images, language and body movements (Pastra, 2008). It uses an analogy to language discourse analysis for “talking” about multimedia dialectics. It actually borrows ter...

Ngày tải lên: 22/02/2014, 02:20

... receptor-c (PPARc) coactivator 1a; PPAR, peroxisome proliferator-activated receptor. FEBS Journal 278 (2011) 559–564 ª 2010 The Authors Journal compilation ª 2010 FEBS 559 ANGPTL2 receptor activity ... mediated by PPARa, PPARd, PPARc and their coactivators, peroxisome proliferator-activated receptor-c (PPARc) coactivator (PGC)-1a and PGC-1b, in response to energy overload [28–31]. We found...

Ngày tải lên: 14/02/2014, 22:20

... immu- noblots was performed by densitometry in reflective mode, using a UMAX 1220p scanner linked to a PC. The data were analyzed using imagetool v2.0 for Windows (UTHSCSA, San Antonio, TX, USA). ... are characterized by uncontrolled production of proinflammatory mediators (‘cytokine storm’). Previous studies have shown that binding to bacterial LPS is not affected in IgG mole- cules modi...

Ngày tải lên: 16/02/2014, 15:20

Ngày tải lên: 18/02/2014, 03:20

... receptors, e.g. T cell and B cell antigen receptors (TCR, BCR), Fc-receptors, natural killer (NK) ⁄ myeloid cell activat- ing receptors, collagen receptor on platelets, some cytokine receptors, ... regulatory role(s) in TCR signalling, in addition to its well-established crucial positive regulatory role. Actually, LAT associ- ates with an inhibitory complex containing cytoplasmic adaptors ....

Ngày tải lên: 18/02/2014, 04:20

... and antibiotics [1]. Cytochrome P450s have great potential to perform numerous industrially important reactions. Indeed, cytochrome P450sca-2 from Streptomyces car- bophilus has already been used for the production ... The HPLC analysis was performed using an HPLC system (Prominence; Shimadzu, Kyoto, Japan) equipped with an ODS-100S column (150 · 4.6 mm; Tosoh, Tokyo, Japan), and acetonit...

Ngày tải lên: 18/02/2014, 08:20

... Owing to the resulting corruption of the optical readout by the stray light contribution, it was not possible to perform a detailed deconvolution of the stopped-flow kinetic da ta, in analogy to ... opportunity to conduct a compre- hens ive data deconvolution, stopped- flow analysis under single-turnover conditions, as well as prest eady- state conditions, afforded useful information f...

Ngày tải lên: 18/02/2014, 11:20