Báo cáo khoa học: "Error Mining for Wide-Coverage Grammar Engineering" ppt

... Error Mining for Wide-Coverage Grammar Engineering Gertjan van Noord Alfa-informatica University of Groningen POBox 716 9700 AS Groningen The ... archaic formulas such as God zij dank (Thank God). In such examples, the form zij is the (archaic) subjunctive form of the Dutch verb zijn (to be). The sequence Het zij zo is another fixed formula ... experiments described here, we use the Al...

Ngày tải lên: 23/03/2014, 19:20

... information provided by mining for larger tree patterns with mixed la- belling information permits identifying the contexts in which these POS tags lead to generation failure. Mining on Word Forms ... D pass F 1 ← {Frequent 1-trees} F 2 ← ∅ for i ← 1, , |F 1 | do for j ← 1, , |F 1 | do q ← f i plus legf j if Noord-Validation(q, minsup) then F 2 ← F 2 ∪ q end if end for end for F...

Ngày tải lên: 16/03/2014, 19:20

... Meeting of the Association for Computational Linguistics, pages 604–611, Uppsala, Sweden, 11-16 July 2010. c 2010 Association for Computational Linguistics Error Detection for Statistical Machine Translation ... incorrect parts from correct parts is therefore very desir- able not only for post-editing and interactive ma- chine translation (Ueffing and Ney, 2007) but also for SMT its...

Ngày tải lên: 23/03/2014, 16:20

... results when only forms are taken into ac- count, and then give an insight on results when both forms and form bigrams are considered. 5 Such an information, which is extremely valuable for the developers ... algo- rithm on parsing results obtained by SXLFG on the MD corpus. For each form f (in fact, for each cou- ple of the form (token,form)), this table displays its suspicion rate and...

Ngày tải lên: 31/03/2014, 01:20

... describe an approach for the use of syntactic information within phrase-based SMT systems. The approach constitutes a simple, direct method for the incorporation of syntactic informa- tion in a phrase–based ... transformation that moves an infinitival verb to the first position in a verb phrase. Xia et. al’s approach would require learning of a different rule transformation for every prod...

Ngày tải lên: 20/02/2014, 15:20

... bracketing for a given noun sequence, known to form a compound noun, without knowledge of the context. E.G.: (pottery (coffee mug)); ((coffee mug) holder) Corpus Statistics: The need for wide ... ordered pair of thesaurus categories (ti, t2) using the formula below. CA(t1, t2) is the mutual information between the categories, weighted for ambiguity. It measures the degree to wh...

Ngày tải lên: 08/03/2014, 07:20

... interface for Information Retrieval. Proceedings of the 6th Annual International ACM SIGIR Conference, ACM Special Interest Group on Information Retrieval and American Society for Infor- mation ... word gets transmitted and no pattern for it exists in a base IRule for the head word, higher IRules are searched for the pattern. If a pattern does exist for the modifier in a gi...

Ngày tải lên: 08/03/2014, 18:20

... map- ping. Therefore, we obtained new results for these methods in our setup. For the Transfer baseline, for each target language we trained the model on all other languages in our dataset. For the Mixture baseline, ... im- pact the final performance. As a selection criterion for initialization, we consider the performance of the final model averaged over the supervised source lan- gu...

Ngày tải lên: 16/03/2014, 19:20

... dev2 and dev3) for development and testing. We used the dev1 set for parameter tuning, the dev2 set for choosing the setting of the proposed method, which is described below, and the dev3 set for test- ing. The ... translation experiments using IWSLT 2007 (Fordyce, 2007) dataset. This dataset con- tains EJ and EC parallel corpus for the travel domain and consists of 40k sentences f...

Ngày tải lên: 17/03/2014, 00:20

... Introduction In many information foraging tasks, there is a need to find all text snippets relevant to a target concept. Patent search services spend significant resources looking for prior art relevant ... problems can be formulated as a relation recognition task, where the information need is ex- pressed as tuples of arguments and relations. This structure provides additional information wh...

Ngày tải lên: 17/03/2014, 02:20