Tài liệu Báo cáo khoa học: "Discriminative Lexicon Adaptation for Improved Character Accuracy – A New Direction in Chinese Language Modeling" pptx

... Improved Character Accuracy – A New Direction in Chinese Language Modeling Yi-cheng Pan Speech Processing Labratory National Taiwan University Taipei, Taiwan 10617 thomashughPan@gmail.com Lin-shan ... the relative increased character accuracy to the relat ive increased MAP for the three lexicon adaptation ap- proaches are different. A key factor making the pr...

Ngày tải lên: 20/02/2014, 07:20

... domain to anoth- er, for example, from newswire to weblog. According to adaptation emphases, domain adap- tation in SMT can be classified into translation mod- el adaptation and language model adaptation. ... 2007. Bilingual LSA-based adaptation for statistical machine translation. Machine Translation, pages 187-207. Nicola Ueffing, Gholamreza Haffari and Anoop Sarkar. 2008. Semi...

Ngày tải lên: 19/02/2014, 19:20

... con- tain a number of objects such as chairs and flowers which are irrelevant for the task, but can be used as landmarks by a generation system. Users are asked to fill out a before- and after- game ... to the Matchmaker; these then are stored in the database for later analysis. All of these components are implemented in Java. This allows the client to be portable across all major...

Ngày tải lên: 22/02/2014, 02:20

... src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAxMAAAS6CAIAAACujKOvAAAACXBIWXMAABYlAAAWJQFJUiTwAAAgAElEQVR42uzdf4yUdWL48WfJeNdkV2tIZzNGiUvDWQrukCvXGne5Xs0NXPjR4lWOZgZr0hjSoisbu38YMWXdTVzTSzYe7FZNiGdijtm4wVQSWHowhpiwEGKs58zJ0TsqY1bD3E5KiTJNW6fl+8fT7pei4O6yu/Pr9foLUXaf+TzjzpvP83k+T9OVK1cCAGaiqanJIFSnWCx24cIF48D8iRgCgFnw105RS2NaZAgAAJQTAIByAgBQTgAAygkAQDkBACgnAACUEwCAcgIAUE4AAMoJAEA5AQAoJwAA...

Ngày tải lên: 20/02/2014, 04:20

... model. Dice and Model 1 As we have access to only a small amount of word aligned data we wish to be able to incorporate information about word associ- ation from any sentence aligned data available. A common ... string matching features inspired by similar features in Taskar et al. (2005). We use an indica- tor feature for every possible source-target word pair in the training data....

Ngày tải lên: 20/02/2014, 11:21

... syntactic language model has the task of modeling a distribution over strings in the lan- guage, in a very similar way to traditional n-gram language models. The Structured Language Model (Chelba ... reranking approach with syntactic information within a machine translation system. Rosenfeld et al. (2001) investigated the use of syntactic features in a Maximum Entropy appr...

Ngày tải lên: 20/02/2014, 15:20

... population is changing. Then we introduce stochasticity in language use and show that this leads to a constant innova- tion (new forms and new form-meaning associ- ations) and a maintenance ... explaining lexicon change. 1 Introduction Natural language evolution takes place at all levels of language (McMahon, 1994). This is partly due to external factors such as lang...

Ngày tải lên: 20/02/2014, 18:20

... therefore reasonable to assume that a change in matrix ADP– ATP conversion rate caused by a change in F 0 F 1 -ATP synthase activity may not result in an altered rate of ADP in ux (or ATP in ux, in ... the calculations are shown in Table 1. As shown in Table 1, the increase in ADP–ATP exchange rate med- iated by the ANT as a result of a 30% increase in F 0 F 1 -ATP s...

Ngày tải lên: 14/02/2014, 19:20

... Changsha, Hunan, China 2 Department of Burns and Plastic Surgery, Xiangya Hospital, Central South University, Changsha, Hunan, China Introduction Characterized by cellular and nuclear shrinkage, ... the activity of caspase-3 was analy- sed as a marker of apoptotic cells using an in vitro substrate-cleaving reaction. As shown in Fig. 6D, H 2 O 2 -induced apoptosis was increased in cell...

Ngày tải lên: 16/02/2014, 09:20

... elution using a linear binary gradient: 5–6 5% ACN in 0.1% formic acid in 35 min, maintenance at 65% ACN for 10 min, and 6 5–5 % ACN in 10 min. The typical operating conditions for the mass spectrome- ter ... B in 60 min, linear gradient of 5 0–1 00% sol- vent B in 2 min, maintenance at 100% solvent B for 6 min, and linear gradient of 10 0–5 % solvent B in 2 min. T...

Ngày tải lên: 16/02/2014, 14:20