Báo cáo " Moving parabolic approximation model of point clouds and its application " pdf

... VNU Journal of Science, Natural Sciences and Technology 24 (2008) 179-185 179 Moving parabolic approximation model of point clouds and its application Zhouwang Yang 1 , ... reconstructions of the surface, and estimates of normal and curvature information, are accurate for precise point clouds and robust in the presence of noise. As an application,...

Ngày tải lên: 28/03/2014, 10:20

... ene-regulatory, signal-transducing a nd metabolic networks of a cell and to integrate them i nto whole-cell Ôin silicoÕ models. The predictive capacity of such models w ill increase as more details of the underlying elementary ... method and by kinetic modelling at various combinations of target fluxes. Atotal of 3 4 ¼ 81 combinations of the four target fluxes was generated by t...

Ngày tải lên: 07/03/2014, 15:20

... unifying the representatives of and , one ( ) for unifying the representatives of and , and one ( ) for unifying the representatives of and . Notice that the set of representatives for must be ... Generalized Encoding of Description Spaces and its Application to Typed Feature Structures Gerald Penn Department of Computer Science University of Toronto 10 King's...

Ngày tải lên: 08/03/2014, 07:20

... family of distance models {Pm,~=,a} of distance models. In Figure 8 we display typical examples of this training algorithm at work. 5 A Nonstationary Language Model To incorporate triggers and ... (We exclude separation of one or two words because of our use of distance models to improve upon trigrams.) The set of 41,263 trigger pairs was partitioned into 20 groups...

Ngày tải lên: 24/03/2014, 03:21

... localization of cystatin F, its restricted and readily regulated expres- sion [18], selective and not too potent inhibition of cathepsins are all in favor of the active role of cystatin F in processes of ... lowered affinity of cyst- atin F for these enzymes. Proline in the S 2 site is a fea- ture of human stefin A and cystatins F, S and SN, all of which are significant...

Ngày tải lên: 19/02/2014, 17:20

... organization of the protein subunits and pigment molecules within PSII [3]. The arrangement of all the large subunits and most of the small subunits has been assigned, as well as the position of cytochrome ... Comparison of positions of M-type trimers in various types of Arabidopis and spinach PSII– LHCII supercomplexes. (A) Contoured version of the image of Fig. 1A. (...

Ngày tải lên: 24/03/2014, 04:21

... rule is of the form ZXAYW ZXBYW where A and B may be ~b or any unit, A ~ B; X and Y may be matrices (strings of units), and Z and W may be thought of a brack- ets labelled with syntactic ... form," a string of phonetic units. The derivation consists of a series of cycles. On each cycle, the ordered sequence of rules is ap- plied to every maximal string of...

Ngày tải lên: 31/03/2014, 18:20

... the results of the integrated model are worse than the results of each analysis model. For top-1 candidate, the performance of the speech act analysis fell off about 2.89% and that of the discourse ... analysis model is formulated by considering utterances and speech acts together. Finally the integrated dialogue analysis model can be formulated as the product of the...

Ngày tải lên: 17/03/2014, 07:20

... to understand the utterances of others, AMBER models the learning of generation strategies, rather than strategies for understanding language. Selfridge's and Reeker's models differ ... advantage of semantic feedback, and those which do not. In general, the early work concerned itself with learning grammars in the absence of information about the meaning of sente...

Ngày tải lên: 17/03/2014, 19:21

... not of what to say. When it arrives at a decision point on what to say, GEMS makes a random choice. Hence, GEMS is not a complete model of the activity of producing sentences but only a model ... However, the main task of the central processor is to start the construction process and to keep a record of the order of activation of the lexical entries. The overall...

Ngày tải lên: 18/03/2014, 02:20