Tài liệu Báo cáo khoa học: "D-Theory: Talking about Trees" pptx

... in it without change of ploy. Instead, that is, of talking about sen- tences with the same ploy that differ in one element, we can talk about one sentence and the different ele- ments that ... headings, therefore, we are making a number of quite strong assumptions about what a concept is and which concepts there are, and about the nature of discourse, and it can be argued tha...

Ngày tải lên: 19/02/2014, 19:20

... proposed a new machine learning approach. He does not trim input parse trees but uses rich features about syntactic trees and improved performance. 2.2 Maximum Entropy Model The maximum entropy model ... sen- tence pairs extracted automatically from the Ziff- Davis corpus, a set of newspaper articles about computer products. This corpus has 1087 sentence pairs. Thirty-two of these sentenc...

Ngày tải lên: 20/02/2014, 12:20

... looked for the optimal length of fragments. We found that for the lengths of fragments for the range about the average document length (in the learning set), the accuracy increased for the signifi- cant

Ngày tải lên: 20/02/2014, 16:20

... maintained by the speaker. He starts talking as soon as he sees the rectangle being drawn on the screen. The first utterance (U1) can be characterised as a statement about the speaker's current ... what this is all about, ) The speaker hereby expresses a self-belief the con- tent of which can be circumscribed as follows: I (the speaker) know which states-of-affairs I am abou...

Ngày tải lên: 20/02/2014, 18:20

... grammatical analysis in their search for effective structures for understanding what the discourse is about. Scripts, frames, stereotypes, schemas are all studied in these areas; and often morphological

Ngày tải lên: 21/02/2014, 20:20

... knowledge KT4 which is defined by Sato. Such a formalism allows us to reason about know- ledge and represent knowledge about knowled- ge, the notions of truth value and of defi- nite reference. ... language is complicated and unintuitive, since, rather than reasoning directly about facts that some- one knows, we reason about the possible worlds compatible with what he knows....

Ngày tải lên: 21/02/2014, 20:20

... maximality and per- - 165 - manence require a maximal sum, which is rT; in (6.b), knowledge about the situations of picking someone up and being late excludes r7 (i.e. no CAB can be established

Ngày tải lên: 22/02/2014, 10:20

... The Structure and Process of Talking About Doing James A. Levln and Edwin L. Hutchins Center for Human Information Processing University ... phenomena t~om text trenscrlpts of talk about doing to use in evaluating the model. ~OZW~W Reports of problm solving actions are often used a• evident• about the und•rlying cognitive processes ... veil, one ~e~d pt left and eaten. So...

Ngày tải lên: 21/02/2014, 20:20

... computational linguists, have always been fond of talking about trees. In this paper, we outline a theory of linguistic structure which talks about talking about trees; we call this theory Description ... D-Theory: Talking about Talking about Trees Mitchell P. Marcus Donald Hindle Margaret M. Fleck Bell Laboratories ... D-theory analysis contains no explicit predica...

Ngày tải lên: 21/02/2014, 20:20

... Introduction In this paper we introduce a modal language L 7 for talking about trees, and an extension L'r(L F) for talking about trees decorated with feature struc- tures. From a logical ... these clear. The first point that needs to be made about modal languages is that they are nothing but extremely simple languages for talking about graphs. Unfortu- nately, t...

Ngày tải lên: 22/02/2014, 10:20