Báo cáo khoa học: "Much ado about nothing: A social network model of Russian paradigmatic gaps" ppt

... historical and distributional facts of Russian verbal gaps 2.1 Traditional descriptions Grammars and dictionaries of Russian frequently cite paradigmatic gaps in the 1sg non-past. Nine major ... about nothing: A social network model of Russian paradigmatic gaps Robert Daland Andrea D. Sims Janet Pierrehumbert Department of Linguistics Northwestern University 2016 Sheridan Road Evanston, ... productive nature of inflectional systems. We model the persistence and spread of Russian gaps via a multi-agent model with Bayesian learning. We ran three simulations: no grammar learning, learning...

Tài liệu Báo cáo khoa học: "Liars and Saviors in a Sentiment Annotated Corpus of Comments to Political debates" pdf

... LinguisticsLiars and Saviors in a Sentiment Annotated Corpus of Comments to Political debates Paula Carvalho Luís Sarmento University of Lisbon Labs Sapo UP & University of Porto Faculty of ... where a multiplicity of sentiments for a variety of topics and corresponding targets are potentially involved (Riloff and Wiebe., 2003; Sarmento et al., 2009). Alternative approaches to automatic ... mining have implicitly assumed that the prob-lem at stake is a balanced classification problem, based on the general assumption that positive and negative opinions are relatively well distributed...

Báo cáo khoa học: "Unsupervised Coreference Resolution in a Nonparametric Bayesian Model" potx

... (and parameter) shar-ing, while, at the bottom, a sequential model of salience captures within-document sequential struc-ture. As a joint model of several kinds of discoursevariables, it can ... salience feature. This model fixes many anaphora errors and in particular fixes thesecond anaphora error in figure 2(c).3.5 Cross Document CoreferenceOne advantage of a fully generative approach ... parameters of the model. Notethat we take a Bayesian approach in which all pa-rameters are integrated out (or sampled). The infer-ence task is thus primarily a search problem over theindex labels...

Báo cáo khoa học: The Janus-faced atracotoxins are speciﬁc blockers of invertebrate KCa channels ppt

... water and loaded into a 0.1 cm rect-angular quartz cell for analysis. Final spectra were the average of eight scans obtained using a scan rate of 20 nmÆmin)1and a response time of 4 s. A water ... IKCachannel, intermediate-conductance KCachannel; J-ACTX, Janus-faced atracotoxin; K A channel, transient A- type’ K+channel; KCachannel, Ca2+-activated K+channel; KDRchannel, delayed-rectiﬁer ... K+channels (KDRchannels), transient A- type’K+channels (K A channels), Na+-activated K+chan-nels (KNachannels), and ‘late-sustained’ and ‘fast-tran-sient’ Ca2+-activated K+channels...

Báo cáo khoa học: Alcohol linked to enhanced angiogenesis in rat model of choroidal neovascularization pot

... Journal 273 (2006) 1403–1414 ª 2006 The Authors Journal compilation ª 2006 FEBSAlcohol linked to enhanced angiogenesis in rat model of choroidal neovascularizationPuran S. Bora*, Sankaranarayanan ... Atebara NH, Thomas MA, Holekamp NM, MandellBA & Del Priore LV (1998) Surgical removal of exten-sive peripapillary choroidal neovascularization asso-ciated with presumed ocular histoplasmosis ... (1987) Macrophage-inducedangiogenesis is mediated by tumour necrosis factor-alpha. Nature 329, 630–632.15 Oh H, Takagi H, Takagi C, Suzuma K, Otani A, IshidaK, Matsumura M, Ogura Y & Honda...

Báo cáo khoa học: Mutant recombinant serpins as highly speciﬁc inhibitors of human kallikrein 14 ppt

... -CCATGTTTCTAGAGGCTCTGCAGCGTGCTATCCCGCCTGAGGTCAAGTT-3¢; rAATG9,5¢-CCATGTTTCTAGAGACCGTTGACTACGCTATCCCGCCTGAGGTCAAGTT-3¢, rACTE8,5¢-TACCGCGGTCAAAATCCTGCAGCGTGCTATCCTGGT GGAGACGCGTGA-3¢ and rACTG9,5¢-TACCGCGGTCAAAACCGTTGACTACGCTGCTCTGGTGGAGACGCGTGA-3¢. ... (Roche, Mannheim, Germany; Amer-sham Pharmacia, Piscataway, USA; Promega, Buchs,Switzerland), anti-His antibody and alkaline phosphatase-conjugated goat antimouse secondary antibody (Sigma,Buchs, ... 5¢-TTGTTGAACTTGACCTCAGG-3¢ forAAT variants and 5¢-GTACCGCGGTCAAA-3¢ and 5¢-TCACGCGTGTCCAC-3¢ for ACT variants. Resulting PCRfragments were cloned as KasI ⁄ Bsu36I fragments into pAATand as MluI ⁄ SacII...

Báo cáo khoa học: "Proximity in Context: an empirically grounded computational model of proximity for processing topological spatial expressions∗" docx

... 7 are normalised so that proximity values have a mean of 0 and a standard deviation of 1. This normalisation simplymeans that all values fall in the same region of the scale, andcan be easily ... spatial templatesassociated with other landmarks may interfere toestablish what are contextually appropriate waysto locate a target relative to these landmarks. The model enables grounding of ... boundary: Most of this space fallsinto the proximal area for that landmark. Land-mark L1 falls into quite a narrow space betweenthe left boundary and L2. L1 thus has a muchsmaller proximal area...

Tài liệu Báo cáo khoa học: "REPRESENTING KNOWLEDGE ABOUT KNOWLEDGE AND MUTUAL KNOWLEDGE" ppt

... definition of positive and negative parts of a formula F Logical symbols are ~ and V. a. F is a positive part of F. b. If % A is a positive part of F, then A is a negative part of F. c. If ~ A ... which contains A as a negative part. F [A+ ,B-] is a formula which contains A as a positive part and B as a negative part where A and B are disjoined (i. e, o~e is not a subformula of the o- ther). ... important advantage of Moore's approach [17,183 is that it gives a smart axiomatization of the interaction between knowledge and action. II PRESENTATION OF OUR APPROACH Our approach is...

Báo cáo khoa học: "SOME FACTS ABOUT CENTERS, INDEXICALS, AND DEMONSTRATIVES" ppt

... the GR value across utterances is a defining characteristic, as noted by Kameyama [Kam86]. The non-canonical LC con- 11 That CPs often do maintain an LC is borne out by data pertaining to ... tentionaUy biased towards the discussion of non- animate entities, is But Givon's subject hierarchy predicts that, given a non-animate and an animate entity in a single utterance, the latter ... Generating a Local Center: To estab- lish g as a local center in a pair of s-adjacent utterances U1 and U2, use an expression of type N to refer to g in both utterances where each token, N1 and...

Báo cáo khoa học: "AUTOMATED REASONING ABOUT NATURAL LANGUAGE CORRECTNESS" doc

... ABSTRACT Automated Reasoning techniques applied to the problem of natural language correctness allow the design of flexible training aids for the teaching of foreign langua- ges. The approach ... of Automated Reasoning from the development of expert systems by comparing a mean size of the knowledge base as well as the length of a typical inference chain. Normally, a system of Automated ... accomodation to different per- formance classes of hardware as well as an easy adaptation to different paedagogical objectives. Indeed, there are good reasons to expect the very simple examples...

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