Báo cáo khoa học: "Meaningful Conversation with a Mobile Robot" pot

... representation it usesfor navigation and communication with the dia-logue manager, and the navigation component.3.1 Godot, the RobotGodot is an RWI Magellan Pro mobile robot plat-form with an ... engaging in a dialogue.3.2 The Internal MapGodot moves about in the basement of our depart-ment and uses an internal map for navigation. Ithas two levels of representation: a geometrical and a topological ... OAA connectionUSER 1— Image Viewer I- Semantic Map'Map Viewer ISpoken Dialogue System Imap infooff-boardon-boardNavigation System4-10ModuleNavigationNavigationOAA...

Báo cáo khoa học: "Chinese Segmentation with a Word-Based Perceptron Algorithm" docx

... the source agenda and thetarget agenda. Initially the source agenda containsan empty sentence and the target agenda is empty.At each processing stage, the decoder reads in a character from ... with each candidate in the source agenda and puts thegenerated candidates onto the target agenda. Aftereach character is processed, the items in the targetagenda are copied to the source agenda, ... havinglength l5 a word ending with character c and havinglength l6space-separated characters c1and c27character bigram c1c2in any word8the ﬁrst and last characters c1and c2of anyword9word...

Báo cáo khoa học: "PROCESSING ENGLISH WITH A GENERALIZED PHRASE STRUCTURE GRAMMAR" pdf

... can be captured in a context-free grammar with a metagrammor, i.e. a higher-level grammar that generates the actual grammar as its language. The metagrammar has two kinds of statements: ... : 1. Grammar a. Lexicon b. Rules and Metarules 2. Parser and Grammar Compiler 3. Semantics Handler 4. Disambiguator 5. HIRE database 3. GRAMMAR AND LEXICON The grammar that has been ... where N is a name and < ;A& gt; and <B > are schemata that have rules as their instantiations when appropriate substitutions are made for the free variables. This metarule says that for...

Báo cáo khoa học: "Machine Translation with a Stochastic Grammatical Channel" doc

... the language-independent bracketing degenerate case of the SITG: 3 all A -4 [AA] aO A + (AA) A b(54Y) x/y VX, y lexical translations A b(.~¢) .z'/~? VX language 1 vocabulary A b(_~y) ... statistical and grammatical machine translation. As with the pure statistical translation model described by Wu (1996) (in which a bracketing transduction gram- mar models the channel), alternative ... only (1) a translation lexicon, (2) a context-free grammar for the target language, and (3) a bigram language model. The fact that no explicit bilingual translation rules are used makes the...

Báo cáo khoa học: "Lexicon acquisition with a large-coverage unification-based grammar" pot

... chosefor a statistical PoS tagger, i.c. Trigrams'n'Tags(TnT) (Brants, 2000). These taggers return a num-ber of alternatives each associated with a proba-bility, so that the parser can ... features. Barg and Walther (1998)talk about generalisable and revisable information.The former are values that are too specific (e.g.case), while the latter are values that should bechangeable. ... acquisition with a large-coverage unification-based grammarFrederik FouvryComputational LinguisticsSaarland UniversityPO Box 15 11 50D-66041 Saarbrticken, Germanyfouvry@coli.uni—sb.deAbstractWe...

Báo cáo khoa học: "Capturing Salience with a Trainable Cache Model for Zero-anaphora Resolution" doc

... MatsumotoGraduate School of Information ScienceNara Institute of Science and Technology8916-5, Takayama, IkomaNara 630-0192, Japan{inui,matsu}@is.naist.jpAbstractThis paper explores how to apply ... empirical evaluation on Japanesezero-anaphora resolution shows that our learning-based cache model drastically reduces the searchspace while preserving accuracy.The procedure for zero-anaphora ... research area.ReferencesC. Aone and S. W. Bennett. 1995. Evaluating automatedand manual acquisition of anaphora resolution strategies.In Proceedings of 33th Annual Meeting of the Associationfor...

Tài liệu Báo cáo khoa học: "Ambiguity resolution in a reductionistic parser" pot

... splitup makes the grammarian's task easier. For instance, the grammarian might wish to state that a finite clause contains maximally one potentially coordinated subject. Now if potential subjects ... regarded as a roundabout partial statement about the form of a noun phrase: a determiner is fol- lowed by a premodifier or a noun phrase head, so all morphological readings that cannot act as ... '@@', '~', '@/', '@<' and '@>' indicate a sentence boundary, a plain word boundary, an iterative clause boundary, the begin- ning, and...

Tài liệu Báo cáo khoa học: "VP Ellipsis in a DRT-implementation" pot

... the implementation lies on anaphora resolution (like do-anaphora and pronouns) in a do- main of a small fragment of English. A parse of a typical discourse is: > Mary likes a cat. > She ... In this case the NP a cat has narrow scope within the quantified phrase every woman, and therefore not accessible in the main DRS (as in standard DRT). In a similar way the quantifier no ... created (i.e. Nancy possesses a cat), with this difference, that the anaphoric material is not resolved. The VP-anaphor finds as an antecedent PI: strokes her cat. The pre- suppositional material...

Báo cáo khoa học: Conformational studies of a hyperthermostable enzyme potx

... simulation,software was utilized [8] assuming structural similarityof LamA with a homologous 1,3-1,4-b-glucanase fromBacillus licheniformis and with a j-carrageenase frag-ment from Pseudoalteromonas carrageenovora ... excitationlight beam. Extreme care was taken to avoid artefacts fromdepolarization effects. At the front of the sample housing a Glan-laser polarizer was mounted, optimizing the alreadyvertical polarization ... LamA decays slower relative to thatafter heat and chemical treatment. Data analysisrevealed two rotational correlation times at /1¼260 ps and /2¼ 18.9 ns with amplitudes b1¼ 0.038and b2¼...

Báo cáo khoa học: Electrochemical biosensing with nanoparticles Arben Merkoci pot

... technologies; nanotechnology;protein analysis; stripping voltammetryCorrespondence A. Merkoc¸i, Institut Catala`deNanotecnologia, Campus UAB, 08193Bellaterra, Barcelona, Catalonia, SpainE-mail: arben.merkoci.icn@uab.es(Received ... interaction. Theresulting DNA-modiﬁed paramagnetic beads were thenhybridized with the DNA target labeled with Au67 NPin a 1 : 1 ratio. The resulting Au67-DNA probe–DNAtarget paramagnetic bead ... (DNA2) on the paramagnetic beads; (C) addition of the 1 : 1 Au67–DNA1 target; (D) accumulation ofAu67–DNA1 ⁄ DNA2–paramagnetic bead conjugate on the surface of the magnetic electrode; (E) magnetically...

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