Tài liệu Báo cáo khoa học: "Guiding Statistical Word Alignment Models With Prior Knowledge" pdf

... incor- porate prior knowledge such as heuristics or linguistic features in statistical generative word alignment models. Prior knowledge plays a role of probabilistic soft constraints between bilingual word ... N N  j=1 c ij c i log c ij c i . With the entropy of a word, the likelihood of word w being tagged as a function word is approximated with w (1) =  w and being...

Ngày tải lên: 20/02/2014, 12:20

... Ex- plorer. Figure 3: Alignment v isualization with Yawat. As the mouse is moved over a word, th e word and all words linked with it are highlighted. The highlighting is removed when the mouse leaves the word ... the term word alignment 1 Yawat was first presented at the 2007 Linguistic Annota- tion Workshop (Germann, 2007). to refer to any form of alignment that identifies word...

Ngày tải lên: 20/02/2014, 09:20

... from the set. We experimented with a Dirichlet prior over the parameters and logis- tic normal priors over the parameters, and found the latter to still be favorable with our method, as in Cohen ... current position and (b) connect words which are nearby (in string distance). We experiment with six mixture com- ponents: (1) RIGHTATTACH: Each word s parent is to the word s right. The...

Ngày tải lên: 08/03/2014, 01:20

... that the word- aligned list is missing some transliteration pairs because of word- alignment errors. We built an- other list by adding a word pair for every source word that cooccurs with a target word ... 2003). We extract all word pairs which occur as 1-to-1 alignments (like Sajjad et al. (2011)) and later refer to them as the word- aligned list. We compared the word- aligne...

Ngày tải lên: 19/02/2014, 19:20

... probability of one -word cept. 3.2 Improving bi-directional bilingual word alignments In word alignment models implemented in GI- ZA++, only one-to-one and many-to-one word alignment links can ... system. 1 Introduction Statistical bilingual word alignment (Brown et al. 1993) is the base of most SMT systems. As com- pared to single -word alignment, multi -word al...

Ngày tải lên: 20/02/2014, 04:20

Ngày tải lên: 20/02/2014, 04:20

... formation. With the correspondences between text and terminology, sentences and terms, and words and morphemes, the present work can be re- garded as parallel to the quantitative study of words ... morpheme-level permutations almost coincide, with no statistically significant difference. From this we can conclude that the binomial/Poisson assumption of the LNRE models in the prev...

Ngày tải lên: 20/02/2014, 18:20

... form which can be directly compared with constituents proposed within the HPSG parse. Consider the sentence "Robin promised to come at noon", with the following context: Sandy: ... embed within the signs a "clausally flattened" structures. Each HPSG verbal sign in the same clause structure shares the same clausal value. The clause value is a structure with la...

Ngày tải lên: 20/02/2014, 21:20

... 1,300,000 words with a vocabulary of almost 50,000 words. 2.3 The newspaper corpus We have also used a corpus consisting of a col- lection of Swedish newspaper texts of 397 million words. 1 Additionally, ... newspaper corpus by extracting only the sentences including domain related words. With domain related words we mean typical words for an MP3 domain such as “music”, “mp3-player”, “son...

Ngày tải lên: 22/02/2014, 02:20

... da dang, dupc sir dung vdi nhirng phong each khac nhau: van chuang - nghe thuat, chfnh luan, khoa hpe, binh chfnh - cdng vu; ft dting hoac khdng dting cic ttr mang tfnh khau ngir, dja phuong, ... ngii, cic tir ngii chuyen mdn hoi ciia nhieu ITnh vuc khie nhau (van boa, van hpe nghd thuat, khoa hpe, kT thuat, chinh tri, quan su, hanh chinh, phip luat, triet hpe, kinh te, ). Ve...

Ngày tải lên: 18/02/2014, 03:20