Báo cáo khoa học: "Using Machine Learning to Maintain Rule-based Named-Entity Recognition and Classification Systems" pdf
... Using Machine Learning to Maintain Rule-based Named-Entity Recognition and Classification Systems Georgios Petasis †, Frantz Vichot §, Francis ... alternative use of machine learning in named-entity recog- nition and classification. Instead of constructing an autonomous NERC system, the system con- structed with the use of machine learning assists in ... regard-...
Ngày tải lên: 23/03/2014, 19:20
... success- fully to other languages and treebank re- sources. In addition to tag assignment ac- curacy and f-scores we also present re- sults of a task-based evaluation. We use three machine- learning ... context means greater susceptibility to parse errors. Another factor to consider is the fact that we trained and adjusted parameters on gold- standard trees, and the model l...
Ngày tải lên: 08/03/2014, 02:21
... generation and input leads to more robust interaction (Oviatt, 2002) and re- duced cognitive load (Oviatt et al., 2004). In this paper we investigate the use of machine learning (ML) to explore ... distribu- tions into account and help to avoid sparse data. Second, most of our features are highly positively skewed. Some ML methods (such as the standard extension of the Na ¨ ıv...
Ngày tải lên: 23/03/2014, 18:20
Báo cáo khoa học: "Using Reinforcement Learning to Build a Better Model of Dialogue State" pdf
... student state and what are the best actions for a tutor to consider, one must have a flexible system that allows one to easily test dif- ferent configurations of states and actions. To ac- complish ... collapsing functions allow the user to easily constrain the trajectory space. To further reduce the search space for the MDP, our tool allows the user to specify a threshold to...
Ngày tải lên: 24/03/2014, 03:20
Báo cáo khoa học: "Using Machine Learning Techniques to Build a Comma Checker for Basque" pdf
... chunks to the beginning and to the end of the sentence number of nominal chunks to the begin- ning and to the end of the sentence number of subordinate-clause marks to the beginning and to ... the style and the punctuation of the texts. To be precise, we have experimented using machine learning techniques for the special case of the comma, to evaluate their...
Ngày tải lên: 31/03/2014, 01:20
Báo cáo khoa học: "Using Machine Learning Techniques to Interpret WH-questions" potx
... 69/6 Topic Itself clues Initial component, Attribute clues Topic 193/9 Total NOUNs Total ADJs, Total AJPs, Total PRONOUNs Focus 226/10 Initial component Topic Itself clues, Total NOUNs, Total ... technologies. Heckerman and Horvitz (1998) and Horvitz et al. (1998) used hand-crafted models and super- vised learning to construct Bayesian models that predict users’ goals and needs fo...
Ngày tải lên: 31/03/2014, 04:20
Báo cáo khoa học: "Applying Machine Learning to Chinese Temporal Relation Resolution" pptx
... have incorporated machine learning methods to coordinate multiple linguistic features for example in accent restoration (Yarowsky, 1994) and event classification (Siegel and McKeown, 1998), ... of the indicators BEFORE and AFTER respectively. Consider the most extreme case where an event consists of at most 4 temporal indicators before and 2 after. We set m and n to...
Ngày tải lên: 31/03/2014, 03:20
Báo cáo khoa học: "Using Mutual Information to Resolve Query Translation Ambiguities and Query Term Weighting" doc
... scheme is to give a large weight to the best candidate and divide the remaining quantity to assign equal weights to the rest of the candidates. In other words, the weight for the best candidate, ... pair candidate between wl and w2 are (motorcar, air), (automobile, air), and (car, air). Here because the weight of the word pairs (automobile, air) is W, = 0.83, the word &qu...
Ngày tải lên: 17/03/2014, 07:20
Báo cáo khoa học: "A Machine Learning Approach to German Pronoun Resolution" docx
... German, we were able to obtain the system submitted by (Curran and Clark, 2003) to the 2003 CoNLL competition. In order to run the recogniser, the data needs to be tokenised, tagged and lemmatised, ... pa- per. (McCarthy and Lehnert, 1995) were among the first to use machine learning for coreference resolution. RESOLVE was trained on data from MUC-5 English Joint Venture (E...
Ngày tải lên: 17/03/2014, 06:20
Báo cáo khoa học: " Improving Machine Learning Approaches to Coreference Resolution" potx
... extensions to the Soon et al. corpus-based approach. First, we propose and evaluate three extra-linguistic modifications to the machine learning framework, which together pro- vide substantial and statistically ... In sections 2 and 3, we present the baseline corefer- ence system and explore extra-linguistic modifica- tions to the machine learning framework. Section 4 desc...
Ngày tải lên: 17/03/2014, 08:20