... functional in the case that the last one is very involved A generalization of the contraction principle in metric spaces by using continuous nondecreasing functions subject to an inequality-type constraint ... bounded functions on its dual It is proven that the solution converges to a unique common fixed point of all the set asymptotic nonexpansive mappings for any initial conditions on C The objective ... generalizations for Halpern’s iteration process via fixed point theory by using two more driving terms, namely, an external one taking values on C plus a nonlinear term given by a continuous nondecreasing...
Ngày tải lên: 21/06/2014, 20:20
... technological applications like telecommunication, teleoperation, or control of continuous systems by discrete controllers to which the above structure belongs to is that consisting of coupled continuous-time ... state-trajectory solution k → ∞ of period not larger that converges to a unique limit oscillation x kT τ → z∗ τ as Z0 T ; for all τ ∈ 0, T , under the modified constraints C4 The condition of convergence ... times reasonable expansive mapping,” Fixed Point Theory and Applications, vol 2008, Article ID 302617, pages, 2008 12 L.-G Hu, “Strong convergence of a modified Halpern’s iteration for nonexpansive...
Ngày tải lên: 21/06/2014, 20:20
Báo cáo hóa học: "Research Article A User Cooperation Stimulating Strategy Based on Cooperative Game Theory in Cooperative Relay Networks" potx
... maintain fairness Conclusion This paper presents a user cooperation stimulating strategy based on cooperative game theory in the context of a cooperative relay network Using a pricing -based mechanism, ... cooperative transmission Proportion of data by direct transmission Figure 1: System model its best reaction according to the reimbursement Section presents simulation results to demonstrate the effectiveness ... proposed scheme Section discusses some related implementation issues, and the conclusion is provided in Section System Model In the considered framework, a set of users consist of the nodes in...
Ngày tải lên: 21/06/2014, 23:20
Báo cáo hóa học: " Denoising by Sparse Approximation: Error Bounds Based on Rate-Distortion Theory" ppt
... representation in pairs of bases,” IEEE Transactions on Information Theory, vol 48, no 9, pp 2558– 2567, 2002 [9] D L Donoho and M Elad, “Optimally sparse representation in general (nonorthogonal) dictionaries ... , (A.3) where σv|T is the per-component conditional variance of v, in the K-dimensional space, conditioned on T From here on, we have slightly different reasoning for the ¯ ¯ ¯ v = and v = cases ... pursuit,” sumitted to in IEEE Transactions on Information Theory, December 2004 A Cohen and J.-P D’Ales, “Nonlinear approximation of random functions,” SIAM Journal on Applied Mathematics, vol 57, no...
Ngày tải lên: 22/06/2014, 23:20
Báo cáo y học: " Study designs of randomized controlled trials not based on Chinese medicine theory are improper" ppt
... injection on thoracoabdominal motion] Zhongguo Zhong Xi Yi Jie He Za Zhi 1993, 13:91-93 Ding DZ, Shen TK, Cui YZ: [Effects of red ginseng on the congestive heart failure and its mechanism] Zhongguo ... [Analysis on clinical treatment in hypertension by traditional Chinese medicine for 10 years in Beijing] Zhongguo Zhong Yao Za Zhi 2007, 32:1569-1572 Xu XY, Liu QR, Chen J: [Clinical observation of ... patients with chronic obstructive pulmonary disease treated with yiqi mianyi granule] Zhongguo Zhong Xi Yi Jie He Za Zhi 1996, 16:81-83 Wang XM, Yu RC, Wang YT: [Study on advanced non-small cell...
Ngày tải lên: 13/08/2014, 15:21
Báo cáo y học: "Diagnostic accuracy of pattern differentiation algorithm based on Chinese medicine theory: a stochastic simulation study" doc
... new criterion was incorporated into PDA (as a secondary criterion to the explained information criterion), and the respective impact on the diagnostic accuracy was obtained with confusion matrices ... population Cases (true positive) and controls (true negative) manifestation profiles were generated by the manifestation profile simulation algorithm (MPSA) The inclusion criterion was the simulation ... more information was made available Additionally, common etiologies and pattern transmissions among Zang-fu - which is also implied in the determination of the Root-Manifestation relationship - are...
Ngày tải lên: 13/08/2014, 15:21
Báo cáo khoa học: "Japanese Named Entity Recognition based on a Simple Rule Generator and Decision Tree Learning" pdf
... International Conference on Computational Linguistics, pages 424–429 IREX Comittee 1999 Proceedings of the IREX Workshop (in Japanese) Conclusions As far as we can tell, Japanese NE recognition technology ... supervised Japanese named entity recognition: Resources and evaluation In Proceedings of the Second International Conference on Language Resources and Evaluation, pages 1229–1236 ... when a person’s name is incorrectly tagged as a location’s name by a POS tagger *:all-kanji:location-name -> PERSON,0,0 Therefore, we have to consider a way to refine the recognition rules By...
Ngày tải lên: 08/03/2014, 05:20
Báo cáo khoa học: " Word Sense Disambiguation in Untagged Text based on Term Weight Learning" ppt
... acquisition book bottle close2 (end) pend n closel (open) announcement connection conversation period practice time Figure 1: The decomposition of the verb take In order to capture the synonymy ... following) The decomposition of a vector into a set of its component vectors requires a proper decomposition of the context in which the word occurs Furthermore, in a general situation, a polysemous verb ... known sense definition based solely on the values of automatically identifiable features in text Their methods are perhaps the most similar to our present work They 214 Conclusion In this study,...
Ngày tải lên: 08/03/2014, 21:20
Báo cáo khoa học: "A Comparative Study of Reinforcement Learning Techniques on Dialogue Management" pdf
... computation cost grows exponentially on the size of the lookahead horizon Also, according to Sutton and Barto (1998) and Sutton et al (2000), better convergence guarantees exist for online algorithms ... Congress on Evolutionary Computation, pp 1521–1528 Atkeson, C.G., Santamaria, J.C., 1997, A comparison of direct and model -based reinforcement learning, IEEE Robotics and Automation, pp 3557–3564 ... S., Lemon, O 2009, A Two-Tier User Simulation Model for Reinforcement Learning of Adaptive Referring Expression Generation Policies, SIGDIAL Conference’09, pp 120–123 Jurˇ´cek, F., Thomson, B.,...
Ngày tải lên: 17/03/2014, 22:20
Báo cáo " Developing adaptive hypermedia system based on learning design level B with rules for adaptive learning activities " ppt
... represent adaptation rules in adaptation component which aforementioned in learning design level B condition elements The first rule describes in section 3.2.4, is presented in condition element as ... Vila, “A Learning Design Ontology based on the IMS Specification”, Educational Technology & Society, (1) (2006) 38 [7] B Towle, M Halm, “Designing adaptive learning environments with Learning ... implementation with adaptive course generation system to generate adaptive course for each learner’s based on learner’s knowledge and learner’s learning goals represents in section Finally, conclusion...
Ngày tải lên: 22/03/2014, 09:20
Báo cáo khoa học: "A Supervised Learning Approach to Automatic Synonym Identification based on Distributional Features" ppt
... synonym identification based on supervised learning technique Firstly, we re-formalize synonym acquisition as a classification problem: one which classifies word pairs into synonym/nonsynonym classes, ... section gives the construction detail of the classifiers and corresponding feature vectors Distributional Similarity (DSIM) DSIM classifier is simple acquisition relying only on distributional ... distributional similarity setting, in contrast, the contributions of context types are uniformly fixed In order to elucidate what is happening in this situation, the investigations on machine learning...
Ngày tải lên: 23/03/2014, 17:20
Báo cáo khoa học: "English-Chinese Bi-Directional OOV Translation based on Web Mining and Supervised Learning" pot
... comparison basis, computed as follows Translation Ranking based on Supervised Learning Ranking by Classification and Ordinal Regression Based on the extracted terms, the correct translation can ... used The whole corpus contains 19,866 person names, 22,212 location names and 7,837 organization names, from which 100 person names, 100 location names and 100 organization names are selected ... translation in top N translations total number of OOV terms to be translated R − Pr ecision(termi ) N-Inclusion-Rate Top-1 Top-3 Top-5 Top-7 Top-9 = number of correct transaltion in top R translations...
Ngày tải lên: 31/03/2014, 00:20
an incremental learning algorithm based on support vector domain classifier
... decision function: fk(x) =sgntRk -{K(x,x) +2 E a,y,K(x,X) -ZE a,ayjy,yjK(x,ix)} SVDC Incremental Learning Algorithm model~~~~~~ to 1, , lk) is Lagrangian multiplier optimization solution conditions, ... without extra computation From the above analysis we can see only conduct a trifling modification on the standard SVDC, can it be used to solve the updated model in incremental learning procedure ... number of samples required in problem description by using this character Conclusion In this paper we proposed an incremental learning algorithm based on support vector domain classifier (SVDC),...
Ngày tải lên: 24/04/2014, 12:29
báo cáo hóa học:" Research Article A Reinforcement Learning Based Framework for Prediction of Near Likely Nodes in Data-Centric Mobile Wireless Networks" pdf
... that given a prediction scheme the prediction accuracy only relies on the window size Reinforcement Learning We next examine the effects of reinforcement learning on prediction accuracy using WINTER ... reduces both the communication overhead and energy consumption in the neighborhood prediction procedure Additionally, the WINTER algorithm based on the reinforcement learning technique is developed ... prediction framework based on reinforcement learning techniques that utilize past node trajectory information to determine the best content distributee for the future We first define a probability-based...
Ngày tải lên: 21/06/2014, 18:20
Báo cáo hóa học: " Research Article Face Retrieval Based on Robust Local Features and Statistical-Structural Learning Approa" pptx
... measure) However, one should notice that only few publications so far have been made based on release in 2003, many other references are based on other releases For comparison, we also list the ... Marx, “Face recognition using landmark -based bidimensional regression,” in Proceedings of the 5th IEEE International Conference on Data Mining (ICDM ’05), pp 765–768, Houston, Tex, USA, November ... histogram can be used for comparison of patterns based on their statistical content, but it does not provide any structural description since information about the locations of features within the area...
Ngày tải lên: 21/06/2014, 22:20
Teaching in a Web Based Distance Learning Environment: An Evaluation Summary Based on Four Courses pdf
... navigational bars, icons, and links should appear in a consistent location on each page Navigation icons should be consistent and location of navigational bars or buttons should appear in a consistent ... include consistent/complimentary backgrounds, font type, font size, icons, logos, banners etc HCI - Organization and Presentation HCI-2 Clear organization and presentation of information Description ... information see section on Course Management Techniques.) Good Practice Emphasizes Time on Task Description “Time plus energy equals learning There is no substitute for time on task Learning to use one's...
Ngày tải lên: 28/06/2014, 21:20
the effects of teacher’s differentiated instructions based on students’ learning styles on their motivation = ảnh hưởng của việc đa dạng hóa phương pháp giảng dạy dựa trên phong cách học cá nhân đối với động lực học
... start an action research project named “The effects of teacher’s differentiated instructions based on students’ learning styles on their motivation: An action research” to find the solutions to the ... with, and respond to the learning environment … learning style is a consistent way of functioning, that reflects the underlying causes of learning behaviors (p 40) Three components of learning styles ... differentiate instructions to make learning fit students better: “Have a strong rationale for differentiating instruction based on student readiness, interest, and learning profile.” The rationale will...
Ngày tải lên: 28/02/2015, 11:54
THE EFFECTS OF TEACHER’S DIFFERENTIATED INSTRUCTIONS BASED ON STUDENTS’ LEARNING STYLES ON THEIR MOTIVATION
... behavior.” b Motivation model - Components of motivation Based on Gardner’s construct and these studies, Dörnyei has integrated all the components into one construct with three components specifically ... interact with, and respond to the learning environment … learning style is a consistent way of functioning, that reflects the underlying causes of learning behaviors.” (p 40) b Learning style theories, ... overview on the problems and seek out the best solutions CHAPTER 4: RESULTS AND DISCUSSION Research questions 1: the students’ learning styles and their motivation level before the intervention 1.1 Learning...
Ngày tải lên: 13/04/2015, 16:43
Scalable model based reinforcement learning in complex, heterogeneous environments
... Environments are stationary; the dynamics of a stationary environment does not change over time 1.2.1 Representation learning in complex environments In order to operate in an environment, an autonomous ... proved Secondly, a model -based RL with “attention focus” or online feature selection capability is presented We show how to implement a model -based RL based on our variant MDP formulation The algorithm ... continues with a survey of the current approaches to the research problems considered in this dissertation: representation learning and transfer learning in model -based RL 2.1 Reinforcement learning...
Ngày tải lên: 10/09/2015, 09:31
Multi agent systems on wireless sensor networks a distributed reinforcement learning approach
... the environment We focus on the discrete state and action spaces and on infinite-horizon case by using a discounted expected return as optimization 12 1.5 Focus, motivation and contributions of ... learn faster or converge sooner than independent ones but, on the other hand, additional sensory information can interfere with learning, sharing information comes with a communication cost and it ... Reinforcement Learning (DRL) based on distributing the representation of the value function among the 19 2.2 Solutions to the curse of dimensionality CHAPTER: agents Cooperative decision-making in...
Ngày tải lên: 26/11/2015, 13:03