loopy belief propagation and dual decomposition

... approximations to the NLP community: loopy belief propagation (Pearl, 1988), applied to dependency parsing by Smith and Eisner (2008); and dual decomposition (Dantzig and Wolfe, 1960; Komodakis et al., ... Association for Computational Linguistics A Comparison of Loopy Belief Propagation and Dual Decomposition for Integrated CCG Supertagging and Parsing Michael Auli School of Informatics University ... Results for individually-trained submodels combined using dual decomposition (DD) or belief propagation (BP) for k iterations, evaluated by labelled and unlabelled F-score (LF/UF) and supertag accuracy...

Ngày tải lên: 23/03/2014, 16:20

... computing the English-side mes- sages and beliefs (m e ij and b e i ) , but the process must also be done symmetrically for the French- side messages and beliefs (m f ij and b f i ) at every iteration. 0- ... Translation and Beyond, pages 1–10, Edmon- ton, Alberta, Canada, May 31. Association for Com- putational Linguistics. Kevin P Murphy, Yair Weiss, and Michael I Jordan. 1999. Loopy belief propagation ... model. Proceedings of ACL. Jonathan S. Yedidia, William T. Freeman, and Yair Weiss, 2003. Understanding belief propagation and its generalizations, pages 239–269. Morgan Kauf- mann Publishers...

Ngày tải lên: 22/02/2014, 02:20

... [n 0 n 1 and n 2 n 3 ] and [n 1 and n 2 n 3 ], where n i are all nouns. He detected coordination structures based on sim- ilarity of form, meaning and conceptual associa- tion between n 1 and n 2 and ... parser (Klein and Manning, 2003) and Enju (Miyao and Tsujii, 2004) fail to disambiguate a sentence I am a freshman advertising and marketing major. Ta- ble 1 shows the output from them and the correct coordination ... for detecting and disambiguating coordinate struc- tures. Our basic idea was to consider both gram- mar and symmetries of conjuncts by using dual decomposition. Experiments on the Genia corpus and the...

Ngày tải lên: 08/03/2014, 21:20

... during t-fact candidate with x r = 1 , Eq. (4) and Eq. (5) enforce x f,b ≤ t b and t e ≤ x f,e . Inter-Fact Constraints. Since we can refer to a fact f ’s time interval by x f,b and x f,e and the connectives of ... x f,e (5) where f has the same entity pair as r and t b , t e are begin and end of r ’s time-interval. Whenever x r is set to 1 for begin or end t-fact candidates, Eq. (2) and Eq. (3) set the value of x f,b or x f,e to t b or t e , respectively. ... the 10 positive and negative fact candidates with highest occurrence frequencies in the corpus as seeds. Evaluation. We evaluate precision by randomly sam- pling 50 (isMarriedTo) and 100 (worksForClub)...

Ngày tải lên: 16/03/2014, 20:20

... edges between a j−1 and a j and between b i−1 and b i . The general phrase alignment problem under an arbitrary model is known to be NP-hard (DeNero and Klein, 2008). 3.1 Dual Decomposition While ... baseline training, while they employ belief propagation for both training and Viterbi inference. Although differing in both model and inference, our work and theirs both find improvements from ... technique of dual decomposition has recently been shown to yield state-of-the-art perfor- mance in dependency parsing (Koo et al., 2010). 3.2 Dual Problem Formulation To describe a dual decomposition...

Ngày tải lên: 23/03/2014, 16:20

... reading and writing in Spanish and English in bilingual and dual language classrooms / Yvonne S. Freeman, David E. Freeman.—2nd ed. p. cm. Edition for 1997 has title: Teaching reading and writing ... speak and understand two or more languages at the same time. As long as teachers make the 14 TEACHING READING AND WRITING IN SPANISH AND ENGLISH 01_4628 2/14/06 3:01 PM Page 14 sound in dog and ... should be rain and y. Is windy win and dy or wind and y? Guillermo, following the teacher’s guide, helps them see that each of these words has a base and a suffix, so students can understand a word...

Ngày tải lên: 02/04/2014, 05:20

... single and dual- task conditions in young and older adults Urs Granacher 1,2* , Irene Wolf 3 , Anja Wehrle 3 , Stephanie Bridenbaugh 3* , Reto W Kressig 3 Abstract Background: Muscle fatigue and dual- task ... young and older adults. Thus, the objectives of this study were to examine the effects of muscle fatigue on gait characteristics under single and dual- task conditions in young and older adults and ... under dual- task conditions, but not for the parameters stride length and gait velocity under single and dual- task con- ditions. This contradicts findings reported by Hollman et al. [39] and Hausdorff...

Ngày tải lên: 19/06/2014, 08:20

... walking and standing. Presumably, the stability and the pattern of variability of the trunk move- ments is indicative of the adaptability and the ability to react adequately to withstand small ... walking and that are closely related to dynamic balance control during walking and standing. The aim of the present study was to examine gait stability and variability of geriatric patients with and ... impairment under normal and dual task walking conditions. Based on previous studies, showing increased stride-to-stride variability during dual tasking and in elderly [4,14,22,23], and in line with...

Ngày tải lên: 19/06/2014, 08:20

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Ngày tải lên: 28/03/2014, 15:20

... R, Esteban R, et al. Role of hepatitis B, C, and D viruses in dual and triple infection: influence of viral genotypes and hepatitis B precore and basal core promoter mutations on viral replicative ... Sci. 2006, 3 60 6. Dual Infection of HBV and HCV and hepatocellular carcinoma (HCC) HBV and HCV infections are confirmed causes of HCC. What’s the combined effect of HBV and HCV coinfection ... presentation in patients with anti-HCV-positive and anti-HBc-positive was as severe as in patients with dual HBV and HCV infection. This means that like dual HBV and HCV infection, occult HBV infection...

Ngày tải lên: 02/11/2012, 09:51

Ngày tải lên: 05/09/2013, 09:38

... resources, pre-assembly and test capabilities, and a broad range of on-site services to ensure the best possible quality in both locations. RESULTS ADC’s quality, responsiveness and on-time, on-budget ... These centers would serve as secure cores for all IP switching and routing, and needed to be completely redun- dant so one center could handle all traffic in case the other data center dropped off ... providers, allowed the carri- er to expand its data center capabilities within six months. BUSINESS CHALLENGE A major U.S. wireless carrier needed to expand two data centers (one on the East coast,...

Ngày tải lên: 04/11/2013, 13:15