Báo cáo khoa học: "a Visual Tool for Validating Sense Annotations" docx

... 13–16,Sydney, July 2006.c2006 Association for Computational LinguisticsValido: a Visual Tool for Validating Sense AnnotationsRoberto NavigliDipartimento di InformaticaUniversit`a di Roma “La ... an} each providing a sense for w, and let SA= {s1, s2, , sm} ⊆ Senses(w)be the set of senses chosen for w by the annotatorsin A, where Senses(w) is the set of senses of win the reference ... val-idator is asked to validate, that is to adjudicate a sense s ∈ Senses(w) for a word w over the oth-ers. Notice that s is a word sense for w in the sense inventory, but is not necessarily in SA,...

Báo cáo khoa học: "A Debug Tool for Practical Grammar Development" doc

... example.1 IntroductionThere is an increasing need for syntactical parsers for practical usages, such as information extrac-tion. For example, Yakushiji et al. (2001) extractedargument structures from ... alternative method for more efﬁcient debuggingprocess.The workﬂow of the conventional grammar devel-oping tools and willex are different in the followingways. With the conventional tools, human ... corpora, or defects that are more crit-ical for purposes of syntactical parsing. Indeed, itis possible for human debuggers using the conven-tional tools to collect and modify the defects butwillex...

Báo cáo khoa học: "A Graphical Tool for GermaNet Development" ppt

... corresponding unique database IDs. Orth Form (short for: orthographic form) represents the correct spelling of a word accord-ing to the rules of the spelling reform Neue Deutsche Rechtschreibung ... erhard.hinrichs@uni-tuebingen.de Abstract GernEdiT (short for: GermaNet Editing Tool) offers a graphical interface for the lexicogra-phers and developers of GermaNet to access and ... (German noun for: food). The Para-phrase column contains a description of a synset, e.g., for the selected synset the paraphrase is: der essbare Kern einer Nuss (German phrase for: the edible...

Tài liệu Báo cáo khoa học: "A CONNECTIONIST PARSER FOR STRUCTURE UNIFICATION GRAMMAR" docx

... grouping of information, thus expressing the information in- terdependencies. The language which SUG pro- vides for specifying these descriptions allows par- tiality both in the information about ... thereby also forgetting the predications over the nodes. This forgetting operation abstracts away from the existence of the forgotten node in the phrase structure. Once a node is forgotten it ... Unification Grammar is a formaliza- tion of accumulating information about the phrase structure of a sentence until this structure is com- pletely described. This information is specified in...

Báo cáo khoa học: "Similarity-Based Methods For Word Sense Disambiguation" docx

... dictionaries may provide sense distinctions that are too fine or too coarse for the data at hand. Also, one needs to have training data for which the correct senses have been assigned, ... :/'5, which formed the basis for fivefold cross-validation: in each of five runs, one of the Ti was used as a performance test set, with the other 4 sets com- bined into one set used for tuning ... for each test set, where the base language model was MLE-1. The methods, going from left to right, are RAND, Pc, L, and A. The performances shown are for settings offl that were optimal for...

Tài liệu Báo cáo khoa học: A facile method for expression and puriﬁcation of the Alzheimer’s disease-associated amyloid b-peptide pdf

... incu-bated for 4 days with each of the peptides (10 lm), andcells were fixed and used for immunocytochemical analyses.ImmunocytochemistryNeurons were fixed in 4% paraformaldehyde for 20 minat ... anion-exchange chromatography in batch format, and finallyany aggregates removed using SEC. The advantage ofthis protocol is that it relies on affordable tools andcan be scaled up to any production ... to transformed Ca2+-competent E. colicells (ER2566) by heat shock. The transformed cells werespread on LB agar plates containing ampicillin(50 mgÆL)1), single colonies were picked for 2...

Tài liệu Báo cáo khoa học: "A Statistical Model for Unsupervised and Semi-supervised Transliteration Mining" pptx

... labelled information for training. Our sys-tem extracts transliteration pairs in an unsupervisedfashion. It is also able to utilize labelled informationif available, obtaining improved performance.We ... of the Association for Computational Linguistics, pages 469–477,Jeju, Republic of Korea, 8-14 July 2012.c2012 Association for Computational LinguisticsA Statistical Model for Unsupervised ... alignment-basedstring similarity for transliteration mining. Thesemethods model the conditional probability distribu-tion and require supervised/semi-supervised infor-mation for learning. We propose...

Tài liệu Báo cáo khoa học: "A Gibbs Sampler for Phrasal Synchronous Grammar Induction" docx

... pnull= 10−10 for this value in the experiments we report below.784either φPzi for phrase pairs or φnull for single lan-guage phrases. We choose Dirichlet process (DP)priors for these parameters:φPzi∼ ... proce-dure for each sentence pair is non-trivial, prov-ing NP-complete for learning phrase based models(DeNero and Klein, 2008) or a high order poly-nomial (O(|f |3|e|3))1 for a sub-class ... discourage long translation units.4.2 A Gibbs sampler for derivationsMarkov chain Monte Carlo sampling allows us toperform inference for the model described in 4.1without restricting the...

Tài liệu Báo cáo khoa học: "A Modular Toolkit for Coreference Resolution" pdf

... a considerable engineer-ing effort, yet there is very limited avail-ability of off-the shelf tools for researcherswhose interests are not in coreference, or for researchers who want to concentrate ... a highly modular toolkit for de-veloping coreference applications. In theJohns Hopkins workshop on using lexicaland encyclopedic knowledge for entity dis-ambiguation, the toolkit was used ... standoff format of theMMAX2 annotation tool (M¨uller and Strube, 2006)with MiniDiscourse, a library that efﬁciently imple-ments a subset of MMAX2’s functions. Using ageneric format for standoff...

Tài liệu Báo cáo khoa học: "A Pipeline Framework for Dependency Parsing" ppt

... allows that use of future information in ad-dition to past information. The pipeline model nat-urally allows access to all the past information.Algorithm 3 Pseudo code for the look ahead algo-rithm. ... rightmost S action taken before anon-S action happens. Note that it is possible thatthere is a relation between a and b, but we can-not perform R or L now. Therefore, we shouldconsider (a, ... children for each word). Note that State changes when a pre-diction is made and that the features extracted for the action classiﬁer also depend on State.The search algorithm will perform a search...

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