Báo cáo khoa học: "MIX Is Not a Tree-Adjoining Language" doc

... ← is a terminating rule, then a tree with a single node labeled by A( w 1 , w 2 )isa derivation tree for A( w 1 , w 2 ). S(aa a aa a, #¯aa a aaa) D(aa a aa a, ¯aa a aaa) F(aa a a, a aaa) A( a, a) ... E (a a a, a aa) D (a a, ¯aa) F (a a, ¯aa) A( a, a) E( a, a) D(ε, ε) A  ( a, a) D(ε, ε) A  ( a, a) D (a a, ¯aa) F (a a, ¯aa) A( a, a) E( a, a) D(ε, ε) A  ( a, a) D(ε,...

Ngày tải lên: 16/03/2014, 19:20

... commercially available bacitracin preparations [31], we were loathe to fractionate the material to ensure that there was no prote- ase contamination, as bacitracin is a complex mixture of peptides, and ... propose that bacitracin should not be regarded as a specific inhibitor of PDI. Results Bacitracin does not inhibit the catalysis of disulfide bond formation and isomerization by PDI...

Ngày tải lên: 16/02/2014, 14:20

... PATR-II grammars, PATR-II's denotational semantics constitutes a framework in which the semantics of these formalisms can also be de- fined, discussed, and compared. As it appears that ... linguistics towards declarativeness in gram- mar formalisms for instance, lexical-functional grammar (LFG) [Bresnan, 83], generalized phrase-structure gram- mar (GPSG) [Gazdar and Pullum, 82] a...

Ngày tải lên: 24/03/2014, 01:21

... proposal is (implicitly) anti- cipated, and that modifications of a want or of a proposal are not manage- able. In a more elaborated version, the goal accomplishment has to be marked as provisory. ... to a state, given his/her ac- quaintance with the associated causal relation (pursuing a global goal) rain state (e.g., 'I want to have my mon- ey back'), the app...

Ngày tải lên: 24/03/2014, 05:21

... describes a state. Thus we can interpret Vendler as saying that a part of the meaning of any utterance of a sentence is one of a small number of temporal/aapectual profiles distinguished on a small ... particular culmination associated with it at which a change of state takes place. We classify such an utter- ance as a "culminated process". Finally, Harry is...

Ngày tải lên: 21/02/2014, 20:20

... Cross-language document summarization is de- fined as the task of producing a summary in a dif- ferent target language for a set of documents in a source language (Wan et al., 2010). In this study, ... information in one language, because the machine translation quality is far from satisfactory, and thus the translated Chinese sentences usually contain some errors and noises...

Ngày tải lên: 30/03/2014, 21:20

... incubated at 37 °C for 72 h with shaking, and were taken for ThT assays, light scat- tering assays and HPLC analysis at selected time points. ThT assay To monitor peptide fibrillation, a ThT assay ... (Figs 1 and 3B). Taking amylin alone as a reference, after incubation for 72 h (Fig. 3B), there was approximately twice as much fibril formation when amylin was incubated with a low molar ra...

Ngày tải lên: 23/03/2014, 04:21

... D.M., Takagi, Y., Kasai, Y., Inoue, A. , Baba, T. & Taira, K. (2002) Existence of efficient divalent metal ion- catalyzed and inefficient divalent metal ion-independent channels in reactions catalyzed ... shown that different GNRA tetra-loops appear to prefer a certain receptor motif, but with a significant cross reaction [24,25]. Here, GUGA, GUAA and GAAA tetra-loops preferen- tially in...

Ngày tải lên: 23/03/2014, 12:20

... in a mutant that lacks NirF; this too is not trivial as the DnirF strain does not accumulate readily detectable amounts of an intermediate of d 1 synthesis. Experimental procedures DNA manipulations DNA ... 25 2.2 2 1.8 1.4 1.2 1.6 1 0.8 0.6 0.4 0.2 0 A 600 A 600 A 600 Time (h) Fig. 5. His41 is essential for Paracoc- cus pantotrophus NirF, but Asp129 is dis- pensable. Growth...

Ngày tải lên: 15/02/2014, 01:20

... CGGTTCACTAAACGAGCTCTGCTGCAGaaaaaatccaaaaaaaatctaaaaaaatcttttaaaa aaccccaaaaaaatttacaaaaaaGTCGACaatgc Antisense ARS with PstI and SalI gcattGTCGACttttttgtaaatttttttggggttttttaaaagatttttttagattttttttg gattttttCTGCAGCAGAGCTCGTTTAGTGAACCG TOP ... gcattGTCGACttttttgtaaatttttttggggttttttaaaagatttttttagattttttttg gattttttCTGCAGCAGAGCTCGTTTAGTGAACCG TOP Ccttctccccggcggttagtgctgagagtgc ARS aaaaaatccaa...

Ngày tải lên: 18/02/2014, 12:20