Báo cáo khoa học: "Mistake-Driven Mixture of Hierarchical Tag Context Trees " ppt

... basic tag set is a set of tile most detailed context elements that comprises the words selected above and part -of- speech subdivision level. 3 Hierarchical Tag Context Tree A hierarchical tag context ... basic tag context tree is used to compute A(sb)s. 4 Mistake-Driven Mixture of Hierarchical Tag Context Trees Up to this section, we introduced a new...

Ngày tải lên: 08/03/2014, 21:20

... of ingested pathogen Release of digested material by exocytosis Fig. 1. Detailed structure of a macrophage showing a typical process of phagocytosis. Phagosome Lysosome Inhibition of fusion of ... pro- teins of mycobacteria have a profound influence on its pathogenicity. It was found that the disruption of an erp gene of M. tuberculosis encoding a secretory pro- tein effects...

Ngày tải lên: 16/02/2014, 15:20

... the free enzyme. With the exception of a shift of the side chain of Gln69 (constituent of the B 2 subsite) and a movement by  3.0 A ˚ of the Arg85 (the sole compo- nent of the P -1 subsite [12]) side ... analysis of the IMP and AMP complexes highlights key aspects of the specificity of the base binding subsites of RNase A and provides a structural explanation for their pot...

Ngày tải lên: 07/03/2014, 21:20

... in-domain corpus, we chose the English side of the English-French parallel text from re- lease v5 of the Europarl corpus (Koehn, 2005). This consists of proceedings of the European Par- liament from 1999 ... per- plexity of 124, obtained with a model built from 36% of the Gigaword corpus. Klakow’s method is even more effective, with an optimum perplex- ity of 111, obtained with...

Ngày tải lên: 07/03/2014, 22:20

... economic growth of China economic growth China ’s 的 中国 经济 发展 development of economy China ’s development of economy China ‘s economic growth of China development of economy of China … ... different ranges of the source sentence until the whole input sentence is fully covered, and the feature vector of the final translation is the aggregation of featur...

Ngày tải lên: 07/03/2014, 22:20

... part -of- speech (POS) tags based on the gold standard POS tags provided for some classes of words such as verbs. Shallow NP chunks and negations are auto- matically extracted from the parse trees ... sourcing. The number of scopal terms per sentence is 3.9, out of which 95% are NPs and the rest are scopal operators. Table (1) shows the per- centage of different types of NP i...

Ngày tải lên: 17/03/2014, 00:20

... Ramachan- dran plot of the experimental structures. The unambig- uous absence of an NOE between the H a proton of Asp4 and the H N proton of Val7 (expected always to exist in a helix because of separation ... chemical shifts of the common amino acids. I. Investigations of nearest-neighbor effects. J Biomol NMR 5, 67–81. 30 Gross DJ, Villa-Komaroff L, Kahn CR, Weir GC & Halba...

Ngày tải lên: 23/03/2014, 15:20

... bits) of the next instruction, which again is contained in one location in the store. The arrangement of the digits of an in- struction is shown below (Fig. 1). * This paper is a report of ... (X-address) of an instruction O. O y next instruction address (Y-address) of O. (O x ) ls least significant digit of O x (i.e., digit 10). (O y ) ms most significant digit...

Ngày tải lên: 30/03/2014, 17:20

... verb. VP-words (VP-postag) captures the full se- quence of words (POS tags) from the beginning of the VP until the main verb. Features (15–16) check for POS tags as the presence of certain tags usually signal ... MLOC, . } label of the last role 11 verb-word {appear, describe, . } main verb 12 verb-postag {VBN, VBZ, . } POS tag main verb 13 VP-words {were-n’t, be-quickly, . } sequen...

Ngày tải lên: 30/03/2014, 21:20

... Proceedings of the 43rd Annual Meeting of the Association for Computational Linguistics, pages 499–506, Ann Arbor, MI, June. 295 Proceedings of the 13th Conference of the European Chapter of the Association ... Linguistics Bootstrapped Training of Event Extraction Classifiers Ruihong Huang and Ellen Riloff School of Computing University of Utah Salt Lake City, UT 84112 {huangrh...

Ngày tải lên: 31/03/2014, 20:20