Báo cáo khoa học: "Gappy Phrasal Alignment by Agreement" ppt

... those alignments have high recall and low precision. 2 Gappy Phrasal Alignment Our goal is to unify phrasal alignment and align- ment by agreement. We use a phrasal hidden semi- Markov alignment ... distribution. 1312 4 Alignment by Agreement Following Liang et al. (2006), we quantify agree- ment between two models as the probability that the alignments produced by the two...

Ngày tải lên: 07/03/2014, 22:20

... describe a word alignment platform which ensures text pre-processing (to- kenization, POS-tagging, lemmatization, chunking, sentence alignment) as re- quired by an accurate word alignment. The ... align- ment. Moreover, by analyzing the alignment er- rors done by each word aligner, we found that the number of common mistakes was small, so 1 We noticed in the GS Alignment v...

Ngày tải lên: 08/03/2014, 21:20

... MTG, the logic of word alignment is the one in Melamed (2003)’s Parser A, but without Compose inferences. The only other difference is that, instead of a single item, the Goal of word alignment is any ... components. For the output components, the Scan infer- ences are replaced by Load inferences, which are not constrained by the input. The Compose inference does not constrain the d-s...

Ngày tải lên: 20/02/2014, 16:20

... automatically classify the Japanese nouns. Our approach is characterized by distinguishing among senses of the same word by using Japanese-English word pairs extracted from a bilingual database. ... method is a method in which the cluster is characterized by the centroid of categorized units. In the following section, the result obtained by the centroid method is shown. 4.EX...

Ngày tải lên: 20/02/2014, 21:20

... that attribute of a word which, by common agreement, refers to a defined concept. The agreement is reached by communicating in language. Definition results by com- parison with related words. ... [ Mechanical Translation , Vol.7, no.2, August 1963] Learning and Translating by Machines by John F. Tinker, Research Laboratories, Eastman Kodak Company, Rochester, New York To .....

Ngày tải lên: 30/03/2014, 17:20

... be inferred by a letter-phoneme alignment algorithm before a prediction model can be trained. The quality of the alignment affects the accuracy of L2P con- version. Letter-phoneme alignment is ... disagreement between alignments within the list. For example, if the list contains the two alignments shown in Figure 3, the algorithm cre- ates a single many-to-many alignment by merg-...

Ngày tải lên: 30/03/2014, 21:20

... explained by the fact that the GYGPG motif is preceded by eight amino acids that could facilitate the adoption of an active conformation and its stabilization. This has also been suggested by Moroy ... ionization mode and reflectron mode by accumulat- ing data from 1800 laser shots per spot. Data acquisition was performed by flex control 3.0.101.1, which was controlled by warplc 1....

Ngày tải lên: 16/02/2014, 14:20

... normal and the vector defined by the first methylene carbon and the terminal methyl carbon on the acyl chain. A description of effective chain length has been proposed by Petrache et al. [42] (therein termed ... Membrane perturbation by Alzheimer’s Ab FEBS Journal 276 (2009) 3060–3075 ª 2009 The Authors Journal compilation ª 2009 FEBS 3069 lipid chains elongate, as demonstrated by a sma...

Ngày tải lên: 18/02/2014, 08:20

... quantified by scintillation counting. Preparative aminoacylation reactions, scaled to 100 lL, were allowed to reach a plateau, rapidly extracted with phenol, and the aminoacylated tRNA was collected by ... link under the acidic conditions of nuclease treat- ment was confirmed by separate experiments. Radioactivity was detected by phosphorimager analysis (PharosFX Plus; Bio-Rad, Munich,...

Ngày tải lên: 18/02/2014, 13:20

... Hamburg, Germany) as described by the manufacturer. Statistics Data are given as means ± SEM. For statistical compari- son, a t-test or one-way ANOVA followed by a Tukey test were employed using ... for excellent technical assistance. This study was supported by the Wilhelm Sander Stiftung (grant 2005.067.1) to D. Ko ¨ gel and by Science Foundation Ireland to J. H. M. Prehn. Reference...

Ngày tải lên: 18/02/2014, 17:20