Báo cáo khoa học: "Dialogue Segmentation with Large Numbers of Volunteer Internet Annotators" pptx

... Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 897–904, Suntec, Singapore, 2-7 August 2009. c 2009 ACL and AFNLP Dialogue Segmentation with Large Numbers of Volunteer ... cheaply from large numbers of volunteers over the Internet, without the time, the expense, and the logistical complexity of training. At present, howeve...

Ngày tải lên: 17/03/2014, 01:20

... size of the beam and the importance of word-based features. We compare the accuracy of our final system to the state -of- the-art CWS systems in the literature using the first and second SIGHAN bakeoff ... instead of α as the final parameter vector. With a large number of features, calculating the total parameter vector σ n,t after each training exam- ple is expensive. Since the nu...

Ngày tải lên: 08/03/2014, 02:21

... sum of the costs of as- sumed unknown M segments, each of which is made up of the length probability of block m and the similarity score of block m with its previous block m − 1. The optimal segmentation  t ... function including two parts of infor- mation. Segmentation points can be given in terms of a vector  t = (t 0 , , t m , , t M ), where t m is the sentence labe...

Ngày tải lên: 23/03/2014, 17:20

... information of the lex- ical chains and the gaps of lexical chains that are the parts of the chains with no words. The gap of a lexical chain can be considered to in- dicate a small digression of ... + 1). • Occurrence of conjunctives (i = 5 10). If one of the six types of conjunctives 1 appears in the head of the sentence n+l, add 1 to scri(n, n+l). • Occurrence o...

Ngày tải lên: 31/03/2014, 04:20

... possibility of paraphrasing A no B as a noun phrase with a relative clause by the addition of a verb, and e) the resolution of ambiguities using contextual informa- tion from the viewpoint of relation ... this is a generalization of the method of case frame analysis in which the analysis of the semantic structure of a verb-plus-noun phrase is based on the case-frame of...

Ngày tải lên: 17/03/2014, 20:20

... (PF) ~ - L Hgure 2: (Some of) The Principles of GB Theory. The principles of grammar are parameterized; the set of structures they admit depends on the value of these parameters. These principles ... Grammar as a set of formulae in that logical language. In the theory of of Universal Grammar, these formulae imply statements describing the linguistic properties of utte...

Ngày tải lên: 17/03/2014, 20:20

... AN EXPERIMENT WITH HEURISTIC PARSING OF SWEDISH Benny Brodda Inst. of Linguistics University of Stockholm S-I06 91 Stockholm SWEDEN ABSTRACT Heuristic parsing is the art of doing parsing ... simulta- neously with, i.e. in parallel with, other units (words, for instance). The above way of looking upon perception as a set of independently operating processes is, of...

Ngày tải lên: 24/03/2014, 05:21

... methylamines. With the aim of comprehending the effects of urea on the catalytic (globu- lar) portion of myosin, this study examines the effects of urea and the countereffects of betaine on the ... fluorescence emission of S1 in the presence of increasing concentrations of urea (Fig. 2). The intrinsic fluorescence of S1 is altered in the presence of increasing concentratio...

Ngày tải lên: 16/03/2014, 06:20

... shifts of attention, we seek a formalisation of the information structure of utterances in terms of the new information that is exchanged in the course of the dialogue. The purpose of our ... the erroneous analyses of the initial speech input. 1 The output of a speech recognizer has direct influence on the performance of other mod- ules of the system (dealing wit...

Ngày tải lên: 20/02/2014, 18:20

... and processing with linguistically rich frame- works more specifically, unknown words are a problem. The following gives an idea of the extent of the problem. In an evaluation of a large- scale grammar ... quality of the newly acquired lexical entries, and the efficiency with which parsing with unknown words takes place. We have already discussed where the ambiguity arises wit...

Ngày tải lên: 17/03/2014, 22:20