Báo cáo khoa học: "Can Document Selection Help Semi-supervised Learning? A Case Study On Event Extraction" potx

... event participants (like Agent and Patient), and attributes (like place and time) to complete an event annotation. As a result, for event extraction tasks like MUC4, MUC6 (MUC 1995) and ACE2005, ... Document Selection Help Semi-supervised Learning? A Case Study On Event Extraction Shasha Liao Ralph Grishman Computer Science Department New York Universit...

Ngày tải lên: 30/03/2014, 21:20

... of Constraint-Based Grammars (Karlsson et al., 1995). From languages we are acquainted with, the method has been applied on a larger scale only to English (Karlsson et al., 1995), (Samuelsson and ... is trained even on large data, and also because no other publicly available tagger was able to cope with the amount and ambiguity of the data in reasonable time. which are morphologically p...

Ngày tải lên: 08/03/2014, 05:20

... weight to anchor features of hard-to-classify cases, we can 228 actively look for such cases by training an SVM chunker on anchored data (as the anchored data is guaranteed to be linearly separable, ... to PoS tagging errors, and its gener- alization capability even with a reduced number of lexical features. Another implication of this data is that commas and quotation marks play a majo...

Ngày tải lên: 23/03/2014, 18:20

... (5¢fi3¢) FLAG epitope GAC TAC AAG GAT GAC GAT GAT AAG DYKDDDDK Library template (FLAG-negative) TTG GGG CTG GAT GAC GCG GAT AAG L GLDDADK Randomization NNS NNS NNS GAT GAC NNS GAT AAG XXXDDXDK Selected ... rate constant (k a ) for all pro- tein concentrations under consideration was estimated. Finally, the global k a was input as the starting point for iterations to fit the full data sets a...

Ngày tải lên: 30/03/2014, 20:20

... 1: EAA's and SHDGA's Traversals of An Analysis Tree. 3. GENERALITY-WISE SUPERIORITY OF EAA OVER SHDGA The traversals by SHDGA and EAA as marked on the graph are stas. This means ... literals in both pairs are ready for the expansion at the moment when the selection is to be made. Note that the traversal made by SHDGA and the first traversal taken by EAA actually generate...

Ngày tải lên: 31/03/2014, 06:20

... in apolipoprotein E has a protective effect on diet-induced nonalcoholic fatty liver disease in mice Eleni A. Karavia 1 , Dionysios J. Papachristou 2 , Ioanna Kotsikogianni 2 , Ioanna Giopanou 2 and Kyriakos ... plasma FFA levels relative to C57BL ⁄ 6 mice (apoE ) ⁄ ) mice had steady-state FFA levels of 7.6 ± 1.2 mmol eq., whereas C57BL ⁄ 6 mice had a much lower steady-state plasma FFA...

Ngày tải lên: 05/03/2014, 23:20

... release from monocytes differ significantly, with IL-1b being secreted early after monocyte activation and HMGB1 at a later stage. IL-1b consistently acts at an early phase of inflam- mation whereas ... order to allow a biochemical analysis of the export apparatus. It is also a major problem that, in most cases, only very limited information is available about the motifs that target cargo...

Ngày tải lên: 17/03/2014, 03:20

... Congressional House seats are apportioned to the states and huge sums of federal money are allocated based on census population. Cali- fornia, with an estimated half of all illegal aliens, will be greatly ... the quality of a potential summary. In this paper we report the results of a quanti- tative analysis on data from large-scale evalu- ations of multi -document summarization, em-...

Ngày tải lên: 20/02/2014, 09:20

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Ngày tải lên: 17/02/2014, 05:20

... (NIPS’10), Vancouver, Canada. Andreas Zollmann and Khalil Sima’an. 2005. A consis- tent and efficient estimator for data-oriented parsing. Journal of Automata, Languages and Combinatorics, 10(2/3):367–388. 21 Proceedings ... many approaches thus has been on feature engineering and on adaptations of ma- chine learning algorithms to the special case of SMT (where gold standard rankings h...

Ngày tải lên: 19/02/2014, 19:20