probabilistic modeling of dynamic environments for mobile robots
Báo cáo khoa học: "Discriminative Modeling of Extraction Sets for Machine Translation" pptx
... Association for Computational LinguisticsDiscriminative Modeling of Extraction Sets for Machine TranslationJohn DeNero and Dan KleinComputer Science DivisionUniversity of California, Berkeley{denero,klein}@cs.berkeley.eduAbstractWe ... can define a dynamic program tosearch the space of extraction sets. An ITG deriva-tion for some alignment A decomposes into twosub-derivations for ALand AR.4The model score of A, which ... Examples of two types of possible align-ment links (striped). These types account for 96% of the possible alignment links in our data set.alignment links A = {(i, j)} to an extraction set of bispans...
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22 global optimization for parameter estimation of dynamic systems lin chinese 2005
... need for global optimization3 Global Optimization for Parameter Estimation of Dynamic SystemsYoudong Lin and Mark A. StadtherrDepartment of Chemical and Biomolecular EngineeringUniversity of ... analysis canbe used to estimate the parameters of dynamic systemsã A validated solver for parametric ODEs is used to construct bounds on thestates of dynamic systemsã An efcient constraint propagation ... = Approximate CPU time adjusted for machine used based on SPECbenchmarks∗Does not provide rigorous guarantee of global optimality.17 Validated Solutions for Parametric ODEs (Contd)ã Example...
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Global optimization for parameter estimation of dynamic systems lin chinese 2005
... analysis canbe used to estimate the parameters of dynamic systemsã A validated solver for parametric ODEs is used to construct bounds on thestates of dynamic systemsã An efcient constraint propagation ... seconds16 Global Optimization for Parameter Estimation of Dynamic SystemsYoudong Lin and Mark A. StadtherrDepartment of Chemical and Biomolecular EngineeringUniversity of Notre DameNotre Dame, ... Construct Taylor models of the states using a new validated solver for parametric ODEs (VSPODE) (Lin and Stadtherr, 2005)– Compute the Taylor modelTφ of the objective function– Perform constraint...
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modeling the prosody of vietnamese language for speech synthesis
... List of Figures Figure 1-1: Category of methods for predicting syllable duration [6] 23 Figure 2-1: Example of the contours of six tones, as described in [21] 30 Figure 2-2: The shape of Tone ... goal of intonation research is to model natural f0 contours of speech, preferably in relation to a transcription and a description of the prosodic intent of the speaker. The starting point of ... corpus. I would also like to thank to a lot of MICA member who spent much of time for recording and testing for my research. I am grateful to Prof. Nguyễn Trọng Giảng and MICA’s directorate...
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Dynamic Vision for Perception and Control of Motion ppt
... (index o) on a curved roadMovable part of gaze controlplatform in pan & tiltyczcExploded view of location of the body-fixedbase of thegaze plat-formCamera coordinate systemyRbybOwnvehicle ... “time integrals” of input functions. For all these reasons, the joint use of visual and inertial signals is considered mandatory for achieving efficient autonomously mobile platforms. Similarly, ... have the capability of sensing information about the environment and of initiating motion Dynamic Vision for Perceptionand Control of Motion 1.5 What Type of Vision System Is Most Adequate?...
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Performance Modeling of Critical Event Management for Ubiquitous Computing Applications pptx
... perform the action ,is the set of resources that are required to perform theaction ,is the average cost in performing , andis the average probability of successful completion of within for ... before the expiration of the . In the lattercase, criticality is mitigated successfully before expires. Higherthe RF for a criticality, lesser is the time (in terms of fraction of window -of- opportunity) ... under-stand the behavior of the manageability of criticalities. For sake of simplicity, we present simulation results for a system which canexpect only three types of criticalities, thereby...
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Báo cáo khoa học: "Probabilistic Integration of Partial Lexical Information for Noise Robust Haptic Voice Recognition" doc
... Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics, pages 31–39,Jeju, Republic of Korea, 8-14 July 2012.c2012 Association for Computational Linguistics Probabilistic ... LER performance of synchronousHVR in different noise conditionsThe performance of synchronous HVR is shownin Table 4. Compared to the results shown in Ta-ble 3, the WER performance of synchronous ... letter of a word.Therefore, lirepresents one of the 26 letters. As pre-viously mentioned, for keyboard input, hiare dis-crete features whose values are also one of the 26letters. Therefore,...
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Báo cáo khoa học: Quantitative modeling of triacylglycerol homeostasis in yeast – metabolic requirement for lipolysis to promote membrane lipid synthesis and cellular growth potx
... consequence of the sharing of a constant amount of LD between an increasingnumber of cells.From our measurements, and in agreement withpublished data [16,17], we found that LD typicallyconsists of ... point of view, they allow the cell to dispose of excessmetabolites by storing them in an inert form. Whendemand for these metabolites is high, they are read-ily available without the need for ... andpromotes the rapid initiation of growth of quiescentcells exposed to glucose-containing media. TAG mobi-lization provides DAG and ⁄ or FA for the synthesis of phospholipids; forcing the system to utilize...
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Báo cáo khoa học: "Unsupervised Learning of Dependency Structure for Language Modeling" potx
... Learning of Dependency Structure for Language Modeling Jianfeng Gao Microsoft Research, Asia 49 Zhichun Road, Haidian District Beijing 100080 China jfgao@microsoft.com Hisami Suzuki Microsoft ... significant impact on the per-formance of DLM. The discussion includes: (1) the use of DLM as a parser, (2) the definition of the mapping function , and (3) the method of unsu-pervised dependency ... Dj-1j (|| stands for concatenation) when attached to Dj-1; it is the de-pendency structure built on top of Dj-1 and the newly predicted word wj (see the for- loop of line 2 in Figure...
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modeling of sensing and transduction for p - type semiconducting
... a value of around 14 nmcorresponding to a pbvalue of around 1.4ì1023m3, see Eq. 16—and for the size of the grain-graincontact a value of around 100 nm (one fifth of the value of the grain ... for the low sensor signals of those materials inspite of their high surface reactivity and guidance on how toattempt the improvement of the sensor performance. It alsoexplains the origin of ... nmcorresponding to a pbvalue of around 4ì1025m3and the value of the size of the grain-graincontact a value of around 6 nm (a bit more than onehundredth of the value of the grain size). Figure...
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Báo cáo khoa học: "A Probabilistic Modeling Framework for Lexical Entailment" potx
... chains of length upto 4 in WordNet (WN4).We compare our model to two types of baselines:(1) RTE published results: the average of the bestruns of all systems, the best and second best per-forming ... entailing examples within the set of all examples of a given hypothesis length (|H|)and a given number of covered terms (|Hc|). As|Hc| we take the number of identical terms in T andH (exact ... andtagged for part -of- speech. As lexical resources weuse WordNet (WN) (Fellbaum, 1998), taking as en-tailment rules synonyms, derivations, hyponyms andmeronyms of the first senses of T and H...
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Báo cáo khoa học: "Quantitative modeling of the neural representation of adjective-noun phrases to account for fMRI activation" doc
... combina-tion of lexical items. An improved understanding of language processing in the brain could yield a more biologically-informed model of semantic representation of lexical knowledge. We there-fore ... Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 638–646,Suntec, Singapore, 2-7 August 2009.c2009 ACL and AFNLPQuantitative modeling of the neural ... computed for each item presentation at each voxel. The mean of the four images (mean PSC) acquired within a 4s window, offset 4s from the stimulus onset (to account for the delay in hemodynamic...
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Báo cáo khoa học: "Adding Syntax to Dynamic Programming for Aligning Comparable Texts for the Generation of Paraphrases" potx
... 747–754,Sydney, July 2006.c2006 Association for Computational LinguisticsAdding Syntax to Dynamic Programming for Aligning Comparable Texts for the Generation of ParaphrasesSiwei Shen, Dragomir R. ... algorithm for incorporat-ing syntactic features in the alignment pro-cess for non-parallel texts with the goal of generating novel paraphrases of existingtexts. Our method uses dynamic program-ming ... Dragomir R. Radev , Agam Patel , Găunesá ErkanDepartment of Electrical Engineering and Computer ScienceSchool of InformationUniversity of MichiganAnn Arbor, MI 48109shens, radev, agamrp, gerkan...
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Báo cáo khoa học: "Dynamic programming for parsing and estimation of stochastic unification-based grammars∗" pot
... product of functions, each of which depends only on the values of a subset of the variables X. There are dynamic programmingalgorithms for calculating all of these quantities, but for reasons of ... straightforward generalization of HMM dynamic programming with minimal assumptions and pro-gramming overhead. However, in principle any of the set of parses of a string y and F(y) is the set of features ... modelalgorithms for maximising and summing products of functions of the kind presented above. It turnsout that the algorithm for maximisation is a gener-alisation of the Viterbi algorithm for HMMs,...
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