Báo cáo khoa học: "Domain Adaptation of Maximum Entropy Language Models" potx

... levels of laminin c1chainsin EDTA/detergent extracts of various mouse tissues. The content of b1 chains in these extracts exceeded the conten t of b2 by a factor of 5±20. The relative amounts of ... Division and Department of Cell Biology and Physiology, Washington University School of Medicine, St Louis, MO, USA; 3 Center of Anatomy, Department of Histology, University o...

Ngày tải lên: 21/02/2014, 03:20

... To obtain a clearer picture of the adaptation process, we discard these 4 nouns, leaving a set of 21 nouns. 50 Dataset No. of MFS No. of No. of senses acc. training adaptation BC WSJ (%) examples ... (%) Percentage of adaptation examples added (%) a-c a r a-truePrior Figure 2: Adaptation process for all 21 nouns. of the BC training examples. At each adaptation iter- at...

Ngày tải lên: 08/03/2014, 02:21

... “source” domain of Europarl has 996k sentences and 2130k words.) We count the number of words and sentences in the English side of the parallel data, which is the same for both language pairs ... domains and two language pairs. 1 Introduction Large amounts of data are currently available to train statistical machine translation systems. Un- fortunately, these training data are oft...

Ngày tải lên: 17/03/2014, 00:20

... Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 522–530, Suntec, Singapore, 2-7 August 2009. c 2009 ACL and AFNLP Automatic Adaptation of Annotation ... the efficacy of this method in the context of Chinese word segmentation and part -of- speech tagging, where no segmentation and POS tagging standards are widely accepted due to the lack...

Ngày tải lên: 17/03/2014, 01:20

... pro- vide state -of- the-art performance across multiple languages. However, the parsing algorithms re- quire that the score of a dependency tree factors as a sum of the scores of its edges. This ... lead to state -of- the-art accuracy for English and the best accuracy we know of for Czech and Danish. 2 Maximum Spanning Tree Parsing Dependency-tree parsing as the search for the max...

Ngày tải lên: 22/02/2014, 02:20

... level of acetylation of a peptide was estimated on the basis of the intensity ratio of the native and acetylated species. From the data summar- ized in Table 1, it can be seen that some of the ... of the monomeric form of SV-IV is approximately doubled by the addition of 5.4 m M SDS (Fig. 1), whereas in the 1–70 region, the a-helix content increases from 2–3% to  23% in the p...

Ngày tải lên: 07/03/2014, 14:20

... out on the BESM, Aca- demy of Sciences of the USSR, Moscow (1956). 17. D. Panov, Concerning the Problem of Ma- chine Translation of Languages. Academy of Sciences of the USSR, Moscow (1956). ... out of un- known languages) as a special case of the prob- lem of decoding a message without the advantage of a complete code-book to do so. The ap- proach potentially inv...

Ngày tải lên: 07/03/2014, 18:20

... text. PAULINE keeps track of the number of times each such goal is satisfied by the selection of some op- tion (of course, a single item may help satisfy a number of goals simultaneously). ... that generators of the future will have to be structured. One insight pertains to the problems encoun- tered when the various tasks of generation both of text planning and of rea...

Ngày tải lên: 08/03/2014, 18:20

... rank. monolingual – consists of a rather small collection of TED talks plus a variety of large out -of- domain corpora, such as news stories and UN proceed- ings. Given the diversity of topics, the in-domain data ... Hybrid language models for out of vocabulary word detection in large vocabulary conversational speech recognition. In Proceedings of ICASSP, volume 1, pages I – 745...

Ngày tải lên: 08/03/2014, 21:20

... calculated from the slope of the initial part of the spectrophotometric progress curves. Statistical evaluations The quality of fitting of the kinetic model to the various sets of experimental data ... coefficient of determination B being the ratio of the explained variation of the data to the total variation. For linear regression models, the coefficient of determination is th...

Ngày tải lên: 16/03/2014, 19:20