Báo cáo khoa học: "Atestbed for research in origins of language" doc

... result of repeated language games - stylised interactions involving the exchange of linguistic information. Our research views language as a complex adaptive system that emerges as a result of ... (register-interaction ))) This defines the basic form of the naming game - the choice of speaker and hearer, the choice of a context (including a topic), and the construction of an utterance ... naming games, in which agents take turns naming and learning the names of objects in their simulated environment, imitation games in which one agent attempts to meaningfully imitate a linguistic...

Báo cáo khoa học: "Searching for Topics in a Large Collection of Texts" doc

... mixture of words. Our intention is to employ thesevirtual concepts in document indexing. In this paper we show some preliminaryexperimental results and discuss direc-tions of future work.1 Introduction In ... future work.1 Introduction In the ﬁeld of information retrieval (for a detailedsurvey see e.g. (Baeza-Yates and Ribeiro-Neto,1999)), document indexing and representing doc- uments as vectors belongs ... described in Fig. 2, re-quires a procedure for solving multiple linear re-gression (MLR) with a limited number of non-zero elements in the resulting vector. Formally,gets on inputa set of vectors...

Báo cáo khoa học: "PLANNING FOR PROBLEM IN ADVICE-GIVING FOR MULATION DIALOGUE" pptx

... aspects of person-machine advice-giving dialogues are realized by incorporating planning at a high-level of dialogue. Introduction As performances and scope of intelligent systems in- crease ... imagine that part of a dialogue is domain-dependent while another is domain-independent. Our efforts aim at designing a dialogue module making these different aspects explicit and interacting ... dialogue setting. Recent attempts, however, for reformulating speech act analysis inside a general theory of action {Cohen 1986] or for applying default reasoning to speech act understanding [Perrault...

Báo cáo khoa học: Requirement for asparagine in the aquaporin NPA sequence signature motifs for cation exclusion docx

... osmotic sorbitolgradient of 300 mosmÆkg)1 in a rapid mixing device.The resulting cell shrinkage was determined by moni-toring the relative increase in light scattering (Fig. 3A,left panel). ... structure of Thr, which can interfere withprotein function [28,29]. The branching next to the car-bon atom carrying the amino group may clash with thedense packing in the NPA protein region. Putting ... analysis of theexpression levels in yeast, equal amounts of total proteinwere separated by SDS ⁄ PAGE, checked for even loading of the lanes by Coomassie Blue staining, blotted ontopoly(vinylidene...

Tài liệu Báo cáo khoa học: Evidence for interactions between domains of TatA and TatB from mutagenesis of the TatABC subunits of the twin-arginine translocase docx

... 2275Evidence for interactions between domains of TatAand TatB from mutagenesis of the TatABC subunits of the twin-arginine translocaseClaire M. L. Barrett and Colin RobinsonDepartment of Biological ... cleavable, N-ter-minal signal peptides that almost invariably contain anessential twin-arginine motif in the N-terminal domain[9,10]. They then interact with a translocon in theinner membrane ... of E103, in the binding of the twin-arginine motif in thesignal peptide. The absence of any translocationdefects leads us to conclude that these residues are not in fact essential for translocation...

Tài liệu Báo cáo khoa học: "Expanding Verb Coverage in Cyc With VerbNet" doc

... frames in the Cyc ontology by converting the information contained in VerbNet into a Cyc usable format. This method captures the differences in meaning between types of verbs, and uses existing ... that take all of the syntactic formats of the main class plus additional frames that verbs in the main class cannot. Verbs in a subclass inherit frames from their superordinate classes. ... (objectOfPossessionTransfer :ACTION :OBJECT))) This method for giving class templates to each verb in a class was written as a Horn clause for the FIRE reasoning engine. FIRE is a reasoning...

Tài liệu Báo cáo khoa học: "Methods for the Qualitative Evaluation of Lexical Association Measures" doc

... -bestlists for a single (and often small) value of areonly snapshots and likely to be misleading. For instance, considering the set of AdjN basedata with we might arrive at the followingresults ... strategies applied: Instead of examining only a small sample of -best can-didates for each measure as it is common practice,we make use of recall and precision values for -best samples of arbitrary ... status of the individual wordcombinations in the base set, i.e., whether theyare part of or constitute a phrase or simply co-occur within a given text window; (iii) the per-centage of TPs in...

Tài liệu Báo cáo khoa học: "Cues and control in Expert-Client Dialogues" docx

... choice of referring ex- pressions and grammatical structure. A number of researchers (4, 2, 6, 10) have given ac- counts of how these relate to the continuing, retaining or shifting of focus. ... in control explicitly indicating that he had nothing more to say. (In the following examples a line indicates a control shift) Example 1 - Prompt Dialogue C - 1. E: "And they are, in ... remaining two being direct denials. 3.3.2 Reversions of control following vital facts. The next class of interruptions occur after the client has made some interjec- tion to supply a missing...

Tài liệu Báo cáo khoa học: "NLP for Indexing and Retrieval of Captioned Photographs" pot

... query-triples and indexing-triples making use of a domain-specific ontology.1 Indexing and Retrieval of PhotographsThe normal practice in human indexing or cata-loguing of photographs is to ... the startingpoint for indexing. We have focused on the devel-opment and implementation of automatic caption-based techniques for indexing and retrieval of pho-tographs taken at scenes of crime ... (SOC).Researchers in information retrieval argue thatdetailed linguistic analysis is usually unnecessaryto improve accuracy for text indexing and re-trieval; however, in the case of captioned...

Tài liệu Báo cáo khoa học: "PARAHETRIZED FOR LINGUISTIC ABSTRACT FORMATION OBJECTS PROCESSING" doc

... objects as tools for linguistic information processing and exemplifies the use of such objects for temporal information. INTRODUCTION In computational linguistics, more than often there is ... artificial intelligence. Our work on the processin~ of a special kind of linguistic information, namely temporal information ,has led us to advocate the use of a language with the following characteristic ... system of temporal indexes (point of speech, point of event, point of reference ) can be used to handle this phenomenon (Reichenbach, 1957 ). It provides a way of describin~ the notion of "present...

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