Báo cáo khoa học: "Collaborating on Referring Expressions" doc

... and the responder then collaborate in clarifying the referring expression until it is acceptable. Each step of the collaboration consists of a clarification of the referring expression and a ... presents a computation model of Clark and Wilkes-Gibbs's work on how conversational partici- pants collaborate in forming referring expressions [2]. Our model takes the role of one...

Ngày tải lên: 23/03/2014, 20:20

... questions that appear below. The questions are loosely grouped in three sections. The first concentrates on the computational aspect, the second on the linguistic aspect, and the third on their ... in connection with parsing natural language input. This panel addresses those issues from both computational and linguisric perspectives. Each panelist has submitted a position paper...

Ngày tải lên: 24/03/2014, 01:21

... PLANNING CONCEPT-ACTIVATION ACTIONS Concept-activation actions describe referring at a high enough level of abstraction so that they are not constrained to have purely linguistic realizations. ... ning process. One surface speech-act can realize one or more illocutionary acts. The next level consists of concept- activation actions, which entail the planning of descrip- tions that ar...

Ngày tải lên: 17/03/2014, 19:21

... to conformational differences between the two proteins. The relative cross-reactivity of poly- clonal antibodies was used to probe the conforma- tional variations at the tertiary level among ... conditions, coordinate a [2Fe–2S] clus- ter. However, based upon the in vitro reconstitution assay, both were found to be [4Fe–4S] cluster coordi- nating proteins. Iron–sulfur clusters are one ... dif...

Ngày tải lên: 18/02/2014, 12:20

... and semantics. Our experiments on question/answer classification show that the above models highly improve on bag-of-words on a TREC dataset. 1 Introduction Question Answering (QA) is an IR task ... Papers (Companion Volume), pages 113–116, Columbus, Ohio, USA, June 2008. c 2008 Association for Computational Linguistics Kernels on Linguistic Structures for Answer Extraction Alessandro...

Ngày tải lên: 20/02/2014, 09:20

... programming environment offers a convenient yet challenging extension of work already being done with database query. First I recite some of the merits of continuing research on natural language ... language. How much these cross-linguistic concerns ought to affect the construction of a particular system is itself one of the questions deserving of atten- tion, but our experience to da...

Ngày tải lên: 21/02/2014, 20:20

... weakly connected, which entails that the corresponding undirected graph is con- nected, w hereas a strongly connected graph has a directed path between any pair of nodes. 74 (“Only one of them concerns ... to Defi nition 1–2. 3 Constraints The only conditions so far imposed on dependency graphs is that the special node 0 be a root and that the graph be connected. Here are three further const...

Ngày tải lên: 22/02/2014, 02:20

... processes. No operations on RefOs other than the sum operation will be considered in the present context. 3. CONSTRAINTS ON SUM FOR- MATION Sentences like (1.a) and (1.b) demon- strate that ... questions. However, we will give some sketchy answers to the first and second questions as well. We consider only two-sentence texts in which the second sentence contains an anaphoric p...

Ngày tải lên: 22/02/2014, 10:20

... activation. Initial Backbone chemistry siRNA sequence End features Key Fig. 1. Design considerations for controlling nonspecific responses to siRNA. This figure summarizes known recognition interactions between ... dsRNAs contained the consensus motif, NNWW(N 9 )WGN (W indicates an A or U), and mutational analysis confirmed that this motif is required for activation. The consensus is only 16 nuc...

Ngày tải lên: 06/03/2014, 01:23

... Jobin Yvon IBH S.A.S.) at 434 nm with 1 MHz repetition. Fluorescence emission was recorded by a picosecond detector, TBX-04 (Horiba, Jobin Yvon IBH S.A.S.). The Jobin Yvon IBH data station and the ... manipulations of the Arg-rich epitope induced alterations in the localization of the resulting receptor proteins, leading to the conclusion that this epitope is responsible for the cellular loca...

Ngày tải lên: 07/03/2014, 03:20