exploring syntactic structural features

...   ,       ,    4 Plain features Besides BTKs, we introduce various plain lexical features and structural features which can be ex- pressed as feature functions. The lexical features with directions ... probabilities. The plain syntactic structural features can deal with the structural divergence of bilingual parse trees in a more general perspective. 4.1 Lexical and Word Alignment Features In this ... similarity using the lexical features. The improvement suggests that the proposed framework with syntactic structural features is more effective in modeling the bilingual syntactic correspondence....

Ngày tải lên: 20/02/2014, 04:20

... Crystal structure of an ascomycete fungal laccase from Thielavia arenaria – common structural features of asco-laccases Juha P. Kallio 1 , Chiara Gasparetti 2 , Martina Andberg 2 , Harry ... that may determine the properties of these asco-laccases at high protein concentrations. Database Structural data are available in the Protein Data Bank database under the accession numbers 3PPS ... Card G, Zaitseva I, Zaitsev V, Reinham- mar B, Selin-Lindgren B & Yoshida K (1997) An X-ray structural study of human ceruloplasmin in relation to ferroxidase activity. J Biol Inorg Chem 2,...

Ngày tải lên: 14/02/2014, 18:20

... study, we have characterized the structural features of the C-peptide oligomerization process, and we find that this oligomerization process has the characteristic features of amyloid formation. Even ... formation of oligomers in different peptides [24], and we used this effect to investigate the structural features of the oligomers. These oligomers are predominantly b-sheet, as demon- strated by ... alter the equilibrium between the monomeric C-peptide and the oligomers. To investigate the structural features of the aggre- gates, or oligomers, a relatively high concentration of Fig. 4. SDS...

Ngày tải lên: 18/02/2014, 04:20

... bovine b-lactoglobulin during thermal treatment in subdenaturing conditions highlights some structural features of the temperature-modified protein and yields fragments with low immunoreactivity Stefania ... yields obtained at pH > 8.0 (i.e. above the Tanford transition at pH 7.5 [13]), although the structural features of the BLG monomer obtained at high pH [ 20,33,34] appear different f rom those of ... have shown the existence of compact structural regions in BLG, that are not affected by physical t reatments [10,32]. Figure 6 presents s ome s chematics of the structural relationship of CP1/CP2...

Ngày tải lên: 21/02/2014, 15:20

... easily 142 done for the other types of features. This is why we constrain our study to syntactic features alone, and do not discuss discourse and language model features that have been extensively ... on features describing syntac- tic phrasing in the sentences. Correlation analysis reveals that the structural features are significant but weakly correlated with fluency. Interestingly, the features ... association between fluency assessments of translations and surface syntactic features. We also demonstrate that based on the same class of features, it is possi- ble to distinguish fluent machine translations...

Ngày tải lên: 22/02/2014, 02:20

... enhance or inhibit oxygen reactivity. Accord- ingly, recent structural studies with SChOx, BsChOx and l-amino acid oxidase have revealed features that could be interpreted to be molecular channels ... chain meanders back and forth between the regions that provide the binding features for the cofactor and the binding features for the substrate as well as the catalytic residues. The noncovalent ... oxygen. A probe for structural fluctuations in macromolecules. Biochemistry 12, 4161–4170. 78 Lakowicz JR & Weber G (1973) Quenching of protein fluorescence by oxygen. Detection of structural fluctuations...

Ngày tải lên: 07/03/2014, 00:20

... C-terminal, endoplasmic reticulum-lumenal domain of prosurfactant protein C – structural features and membrane interactions Cristina Casals 1 , Hanna Johansson 2 , Alejandra Saenz 1 , ... and CD analyses indicate that membrane-bound CTC is less structurally ordered than the unbound protein. The exposed hydrophobic surfaces and the structural disordering that result from interactions ... results from DSC and CD experiments indicate that membrane- bound CTC is structurally less ordered than the free protein. Structural disordering of CTC upon mem- brane binding is intriguing, as...

Ngày tải lên: 07/03/2014, 05:20

... candi- date syntactic complexity features based on our literature review as initial feature set, which is grouped into two categories: (1) Clause and sen- tence Boundary based features (CB features) ; ... computing syntactic complexity features, we used a combina- tion of the Stanford Parser and Tregex for compu- ting both clause- and sentence-based features as well as parse-tree-based features, ... Our goal is to find effective features, se- lected from a large set of features proposed previously and some new features designed in analogous ways from a syntactic complexity perspective...

Ngày tải lên: 07/03/2014, 22:20

... region FEBS Journal 277 (2010) 244–254 ª 2009 The Authors Journal compilation ª 2009 FEBS 251 Structural features in the C-terminal region of the Sinorhizobium meliloti RmInt1 group II intron-encoded protein ... RmInt1 IEP on RNA splicing in vivo We constructed a series of mutants to identify the functional features of the C-terminal region of the RmInt1 IEP. Three of these mutants had C-terminal truncations ... the C-terminal regions of other group II intron-encoded proteins. Multiple sequence alignments identified features of the C-terminal portion of the RmInt1 intron-encoded protein that are conserved throughout...

Ngày tải lên: 15/03/2014, 09:20

... the W274K variant being more stable. Discussion In the present study, we examined the structural and dynamical features of a cold-adapted AP using site-directed spin-labeling in conjunction with ... phosphatase FEBS Journal 276 (2009) 2725–2735 ª 2009 The Authors Journal compilation ª 2009 FEBS 2733 Structural features and dynamics of a cold-adapted alkaline phosphatase studied by EPR spectroscopy Pe ´ tur ... after site-directed spin-labeling, was used to study structural dynamics in a cold-adapted alkaline phosphatase (EC 3.1.1.1). Differences in the structural environment of six spin-labeled side chains...

Ngày tải lên: 16/03/2014, 01:20

... units. 944 M. K. Landerholm et al.(Eur. J. Biochem. 271) Ó FEBS 2004 Characterization of novel structural features in the lipopolysaccharide of nondisease associated nontypeable Haemophilus influenzae Malin ... J., Richards, J.C., Moxon, E.R. & Schweda, E.K.H. (2001) A new structural type for Haemophilus influenzae lipopolysaccharide. Structural analysis of the lipopoly- saccharide from nontypeable ... Hood, D.W., Moxon, E.R. & Schweda, E.K.H. (2003) Structural analysis of lipopolysaccharides from Haemo- philus influenzae serotype f. Structural diversity observed in three strains. Eur. J....

Ngày tải lên: 16/03/2014, 16:20

... Variables governing the binding features of Hg-MT (Eur. J. Biochem. 271) 4877 Mercury(II) binding to metallothioneins Variables governing the formation and structural features of the mammalian Hg-MT ... Influence of the reaction time (t) and binding ability of the counter-ions (X) on the nature and structural features of th e set of Hg(II)-MT species formed during the corresponding titration. Variables in ... techniques used in this work are currently used to study metal-binding features of MT as they provide i nformation on the c o-ordinative features of the predominant metal-MT species present in solution...

Ngày tải lên: 16/03/2014, 18:20

... of Technology, Nanjing, China. “Development of concrete filled tubular Arch bridges, China”. Structural Engineering International 4/2001. Ngun: Tuyn Tp Hi Ngh Khoa Hc &...

Ngày tải lên: 04/04/2014, 11:16

... Vol 11, No.11 - 2008 Bản quyền thuộc ĐHQG-HCM Trang 74 STRESS VARIABILITY AROUND LARGE STRUCTURAL FEATURES AND ITS IMPACT ON PERMEABILITY FOR COUPLED MODELLING SIMULATIONS Ta Quoc Dung (1) , ... permeability changes are measured. The extent of the influence of lateral changes around large-scale structural features is thereby assessed and the work demonstrates the importance of incorporating this ... permeability and the stress state as caused by depth and lateral changes incurred around large structural features such as discontinuities have been reviewed and studied. Particularly, it can be...

Ngày tải lên: 27/06/2014, 13:20

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