Paraphrasing and Translation - part 2 ppsx

... corpora are discussed in Sections 2. 1 .2, 2. 1.3, and 2. 1.4, respectively. 2. 1 .2 Paraphrasing with multiple translations Barzilay (20 03) suggested that multiple translations of the same foreign ... paraphrasing templates (Ravichandran and Hovy, 20 02; Barzilay and Lee, 20 03; Pang et al., 20 03; Dolan and Brockett, 20 05). This thesis proposes a method for extracting...

Ngày tải lên: 09/08/2014, 17:20

... statistical machine translation . . . . . 20 2. 2.1 Word-based models of statistical machine translation . . . . . 21 2. 2 .2 From word- to phrase-based models . . . . . . . . . . . . . . 25 2. 2.3 The decoder ... directions . 27 2. 8 Och and Ney (20 04) extracted incrementally larger phrase-to-phrase correspondences from word-level alignments . . . . . . . . . . . . . 29 2....

Ngày tải lên: 09/08/2014, 17:20

... opera- tions in and around a particular metropolitan area. In 20 02, the Economic Census reports $ 120 .21 billion in annual revenue for long-distance trucking ( 72. 6 percent of the total) and $45.35 ... driving experience is 1.87, 4.94, and 12. 25 months, re- spectively. This tells us that only 25 percent make it to the completion of their one-year-service-after-training employment...

Ngày tải lên: 06/07/2014, 14:20

... airways and confirming the diagnosis of bronchiectasis. A diagnostic algorithm for evaluation of subacute and chronic cough is presented in Fig. 3 4-1 . Figure 3 4-1 Chest radiography may be particularly ... PE, physical examination; ACEI, angiotensin-converting enzyme inhibitor; Rx, treat; CXR, chest x-ray. Chapter 034. Cough and Hemoptysis (Part 2) Approach to the...

Ngày tải lên: 06/07/2014, 15:21

... will enter S-phase. The complex of CDK4 or CDK6 with D type cyclins forms a G 1 -specific kinase whose activity is regulated by growth factors, nutrients, and cell-cell and cell-matrix interactions. ... which the genetic material is replicated and no re-replication is permitted; and G 2 (gap 2) , during which the fidelity of DNA replication is assessed and errors are correcte...

Ngày tải lên: 07/07/2014, 01:20

... Ney, 20 03; Cherry and Lin, 20 03; Moore, 20 04; Callison-Burch et al., 20 04; Ittycheriah and Roukos, 20 05; Taskar et al., 20 05; Moore et al., 20 06; Blunsom and Cohn, 20 06; Fraser and Marcu, 20 06). ... the standard sentence-aligned training data. Fraser and Marcu (20 06) did similarly. Moore (20 05); Taskar et al. (20 05); Ittycheriah and Roukos (20 05); Blun- som...

Ngày tải lên: 09/08/2014, 17:20

... context and when shown substi- 59 3.4. Refined paraphrase probability calculation 55 p(banque | bank 2 ) = 0 p(rive | bank 2 ) = 0. 625 p(bord 1 | bank 2 ) = 0.375 p(bord 2 | bank 2 ) = 0 The p(e 2 | ... generate para- phrases. Here counts are collected from Danish-English, Dutch-English, French- English, German-English, Portuguese English and Spanish-English parallel corpora....

Ngày tải lên: 09/08/2014, 17:20

... 15,599,186 German-English 751,089 16,0 52, 704 15 ,25 7,873 Italian-English 6 82, 734 14,784,374 14,900,783 Spanish-English 730,741 15 ,22 2,507 15, 725 ,138 Totals: 2, 8 52, 596 59,868,0 92 61,4 82, 980 Table 4.4: ... which we denote w +1 and w +2 . We then choose the best paraphrase as follows: ˆe 2 = arg max e 2 =e 1 p(e 2 |e 1 )p(w 2 w −1 e 2 w +1 w +2 ) (4.4) Where p(w...

Ngày tải lên: 09/08/2014, 17:20

... ensuring 0.38 0. 32 0.37 0 .22 2. 718 0.07 0 .21 0.39 0 .20 0.37 2. 718 0.07 0.05 0.07 0.37 0 .22 2. 718 0.07 0.05 0 .29 0.06 0 .20 2. 718 0.07 0.03 0.45 0.04 0.44 2. 718 0.07 0.19 0.01 0.37 0.05 2. 718 0.06 0.10 ... 0.06 encargarnos phrase penalty lex(f|e)lex(e|f)p(f|e)p(e|f)translations p(f2|f1) garantizar velar procurar asegurarnos 0.07 0.06 0.04 0.01 encargarnos p(f2|f1)paraphrase...

Ngày tải lên: 09/08/2014, 17:20

... conditions. French-English Corpus size 10k 20 k 40k 80k 160k 320 k Baseline 21 .9 24 .3 26 .3 27 .8 28 .8 29 .5 Single word 22 .7 24 .2 26.9 27 .7 28 .9 29 .8 Multi-word 23 .7 25 .1 27 .1 28 .5 29 .1 29 .8 Table 7.7: ... 0.641 0.877 0 .27 3 0 .22 0 0 .29 5 Distortion Cost 0.043 0.038 0.010 0.035 0.0 92 0.0 62 Language Model 0.0 92 0.078 0. 024 0.097 0. 124 0.137 Word Pen...

Ngày tải lên: 09/08/2014, 17:20