Báo cáo khoa học: "A Speech-based Just-in-Time Retrieval System using Semantic Search" doc

... replacing word forms or prepositions using pattern rules automatically de- rived from very large-scale corpora of well-formed texts. 3 The EdIt System Using supervised training on a learner ... finds the minimum-edit-cost patterns matching the passages using an extended Levenshtein’s algo- rithm (Levenshtein, 1966). The system then high- lights the edits and displays the pattern...

Ngày tải lên: 20/02/2014, 05:20

... a complete, working spoken dialogue system. The POMDP dialogue manager (DM) of this demon- stration system uses a compressed belief space that was generated using a modified version of the Value ... this algorithm are to appear in a forthcoming publica- tion. 3 System Description 3.1 Components Input and output to the demonstration system is using standard open source and commercial...

Ngày tải lên: 08/03/2014, 21:20

... ACL-HLT 2011 System Demonstrations, pages 80–85, Portland, Oregon, USA, 21 June 2011. c 2011 Association for Computational Linguistics A Speech-based Just-in-Time Retrieval System using Semantic ... the lecture. 3 Just-in-Time Retrieval Systems The first precursors to the ACLD were the Fixit query-free search system (Hart and Graham, 1997), the Remembrance Agent for just-...

Ngày tải lên: 07/03/2014, 22:20

... dissolved in methanol, and analyzed by UPLC-MS. The reaction products were separated using an UPLC system (ACQUITY UPLC system; Waters, Milford, MA, USA) equipped with an ACQUITY UPLC BEH C18 column ... class I or class II [1,12]. The electron transport system for CYP119 is a good example of such a system. In this case, the electron transport system is composed of ferredoxin (Fdx) a...

Ngày tải lên: 18/02/2014, 08:20

... The idea of using font size and colour to visualize translation confidence is simi- lar to the idea of using tag/word cloud to describe the content of websites 2 . The reason we are using big font size ... Introduction State-of-the-art Machine Translation (MT) systems are making progress to generate more usable translation outputs. In particular, statistical machine translation systems (...

Ngày tải lên: 20/02/2014, 04:20

... HMM-based systems, the system can be ei- ther supervised or unsupervised. But extensions to unsupervised learning are left for future work. The final results are compared with a few super- vised systems ... (De- nis and Baldridge, 2007) and systems compared in their paper, and Charniak and E lsner’s (2009) unsu- pervised system, emPronouns. The FHMM-based pronoun resolution system does a...

Ngày tải lên: 20/02/2014, 04:20

... solutions to this problem include imposing sentence length limits, using small train- ing corpora and constraining the search space using a word-alignment model or parse tree. None of these limitations ... We sample a new value for each α x using a log-normal distribution with mean α x and variance 0.3, which is then accepted into the distribution p(α x |d, α − ) using the Metropolis-...

Ngày tải lên: 20/02/2014, 07:20

... the sentence processing research design is reconstructed in the current study using a probabilistic POS tagging system. Under the assumption that larger probability de- crease indicates slower ... independent of this comparative nature and should be able to make systematic predictions. Currently, proba- bility re-ranking is one way to make systematic module-internal predictions about the...

Ngày tải lên: 20/02/2014, 11:21

... (predicate) all the constituents in the sentence which fill a semantic role (argument) of the verb have to be recognized. Figure 1 shows an example of a semantic role labeling annotation in PropBank (Palmer ...     Figure 1: Semantic role labeling in a phrase struc- ture syntactic tree representation for argument identification and classification in building SRL systems and...

Ngày tải lên: 20/02/2014, 12:20

... in a single document and de- termine the subjectivity status of all the sentences simultaneously using per-item and pairwise rela- tionship information. Specifically, for a given doc- ument, we ... classifying a document accord- ing to the number of such features that occur any- where within it. In contrast, we propose the follow- ing process: (1) label the sentences in the document as eit...

Ngày tải lên: 20/02/2014, 16:20