where local search and global search compete

... and 4.6, we explain our generic Fitness Landscape Search Trajectory (FLST) visualization This FLST visualization can help users in answering fitness landscape and search trajectory questions and ... trends, and in detecting patterns, anomalies, outliers, discontinuities 36 (c) The variability of local optima is high (rugged fitness landscape) and the quality differences between global and any local ... Yap, and H.C Lau An Integrated White+Black Box Approach for Designing and Tuning Stochastic Local Search In Principles and Practice of Constraint Programming (CP), pp 332-347, 2007 [61] S Halim and...

Ngày tải lên: 14/09/2015, 08:39

... comparing local search systems to populationbased approaches has previously been suggested by Juels and MR Hyde et al—Automated code generation by local search Wattenberg (1996) Our local search ... algorithm, a local search could be applied to search the neighbourhoods of the best individuals at certain generations We have employed a local search methodology based on iterated local search, but ... Nevertheless, the local search methodology will search its neighbourhood MR Hyde et al—Automated code generation by local search for a better performing individual Section 5.2 explains how this search begins...

Ngày tải lên: 16/12/2012, 15:11

... global system of common standards that competitiveness and employability are advanced by an accurate supports them A competencyassessment of competencies, up-to-date and certified education and ... skills and/ or competence, and mechanisms and principles for voluntary cooperation) The levels cover the entire span of qualifications, from those recognizing basic knowledge, skills, and competencies, ... supporting and aligning those strategies to a focus on standards and credentials The Arizona Skill Standards Commission: State leaders engage employers around validating industry skill standards and...

Ngày tải lên: 16/02/2014, 03:20

... analyze global and local approaches to the D2W task Our contributions are as follows: (1) We present a formulation of the D2W task as an optimization problem with local and global variants, and identify ... performance with baseline, local and global features The reweighted local features outperform the unweighted (“Naive”) version, and the global approach outperforms the local approach on all data ... with local and global variants, and analyzed the strengths and weaknesses of each Our experiments revealed that previous approaches for global disambiguation can be improved, but even then the local...

Ngày tải lên: 17/03/2014, 00:20

... in directive dialogues, and still more concretely, the mechanisms needed to understand interactions which present requests and orders in such dialogues, on the one hand, and the possible reactions, ... understander Influence factors are semantic and pragmatic situations in text that manlpulate the attention of an understander: provoke or satisfy his interest, trigger him to pose questions and ... good guess) In general, it may be right that for the investigation of local reasoning mechanisms, texts are more suitable where global organizational structures are lacking, or are not so significant;...

Ngày tải lên: 18/03/2014, 02:20

... ordering framework is designed to capture both local and global coherence Globally, we identify related groups among sentences and find their relative order Locally, we strive to keep sentence similar ... it leads to optimal global and local coherence that concerns us On some occasions, e.g., a news article adopting the “Wall Street Journal Formula” (Rich and Harper, 2007) where conceptually related ... Unified Local and Global Model for Discourse Coherence” In Proceedings of NAACL HLT 2007, 436-443 Rochester, NY Grosz, B J., Aravind K J., and Scott W 1995 Centering: A framework for Modeling the Local...

Ngày tải lên: 23/03/2014, 16:20

... = New Point(random(f), random(f + 1)) g.DrawEllipse(pen3, random(f) - 10, random(f + 1) - 10, 20, 20) g.DrawString(Convert.ToString(i), font, Brushes.BlueViolet, random(f) - 10, random(f + 1) ... = New Point(random(f), random(f + 1)) g.DrawEllipse(pen3, random(f) - 10, random(f + 1) - 10, 20, 20) g.DrawString(Convert.ToString(i), font, Brushes.BlueViolet, random(f) - 10, random(f + 1) ... "", max) a(i, j) b Nút Generate: - Tạo mảng chứa phần tử có giá trị random để gán cho điểm Randomize() For i = To (tp * 2) random(i) = Int(Rnd() * 400) + Next - Tạo số point số thành phố nhập...

Ngày tải lên: 25/03/2014, 22:18

... subset of the most plausible candidates are selected based on the local features and then, an SVMbased score level fusion strategy is adopted to combine local and global features Miyazawa et al ... rate Global variations Local variations SVM-based fusion rule 100 Global variations Local variations Svm-based fusion rule (a) 10−1 (b) Figure 7: ROC plots of the local variations, the global ... proposed a new feature extraction method based on the local and global variations of the iris texture To combine information obtained from the local and global variations, an SVM-based fusion strategy...

Ngày tải lên: 21/06/2014, 16:20

... demonstrate the advantages and efficiency of combining local and global features for face recognition The following experiments will demonstrate the improvement of combining global and local features over ... proposes to make use of both local features and global features for face recognition Many face recognition algorithms have been developed and we have selected four current and popular methods, namely, ... methods This paper proposes to make use of both local features and global features for face recognition, and performs experiments in combining two global feature face recognition algorithms, namely,...

Ngày tải lên: 23/06/2014, 01:20

... m t Local Search d a thu t earch gi i Tabu Search Thu t gi i ph n s c g ng c i thi n ch t lư ng l i gi i thu ñư c l bư b c kh i t o b ng cách s d ng m t local search d a thu t gi i Tabu Search[ 40] ... t gi a nhóm thu t gi i Local Search so v i nhóm thu t gi i d a qu n th , nhóm thu t gi i d a qu n th , sau m i bư c l p, k t qu thu ñư c c m t t p l i gi i, nhóm Local Search ch ch n m t l i ... tìm ki m, thu t gi i VNS có th k t h p v i local search khác t ñơn gi n (thu t gi i leo ñ i) ñ n ph c t p (các metaheuristics khác thu c nhóm local search) Các 13 thu t gi i VNS cho hi u qu cao...

Ngày tải lên: 07/07/2014, 23:00

... employed by healers the researcher informed the local CPN and senior researchers and medical staff at Kintampo Health Research Centre In some cases where people with mental illness were chained, ... interviews the carer and the person with mental illness were interviewed Page of 16 (page number not for citation purposes) Globalization and Health 2009, 5:13 http://www.globalizationandhealth.com/content/5/1/13 ... the research Of particular concern in this study were occasions when the researchers encountered people who were being treated within the shrine and prayer camps and presented with severe and distressing...

Ngày tải lên: 11/08/2014, 14:21

... algorithm based on the local and global structures of fingerprint minutiae (Note that the so called global structure’ in [3] is still a local structure because it is local to the position ... the local and global structure matching methods in [3] to image registration Moreover, we improve the flexibility of the local structure matching method to handle various image variations, and ... the local and global structure matching methods in [3] so that they can be applied to general image, but also improve both of them so that they are more flexible and reliable To make the local...

Ngày tải lên: 28/09/2015, 13:28

... into two categories: local search methods and meta-heuristics 18 Chapter Literature Survey Local search methods Lin (1965)’s r-opt algorithm is one of the most famous local search methods r-opt ... types of local search methods and strategies that can be incorporated into the ABLS procedures are presented and some composite procedures consisting of the ABLS and other heuristics, such as search ... focuses on the design and analysis of algorithms for solving the vehicle routing problem (VRP) Two new local search methods, the assignment-based local search (ABLS) algorithm and generalized crossing...

Ngày tải lên: 04/10/2015, 15:58

... necessary, such as local search techniques Local search is to be analyzed in the next subsection 2.1.2.2 Local Search A Local search method starts from a candidate solution and iteratively moves ... systematic search (like refinement search) and local search on several aspects are listed as follows:  Speed and complexity Compared to systematic search, which takes prohibitively long and uses ... Another issue is that local search might repeatedly explore one/some of explored plans because of the fact that local search doesn’t retain the search history, and it searches locally Ideas like...

Ngày tải lên: 12/10/2015, 17:34

... this operator On the other hand, Wang, Yang and Chen (see [27]) shown gradient estimates and entropy formulae for weighted p-heat equations Their works generalized Li’s and Kotschwar-Ni’s results ... on we use Ri , Lj to denote the i-th term on the right hand side, the j-th term in the left hand side For the third term on the right hand side, using the Cauchy’s inequality 2αβ ≤ α4c + cβ for ... space with Ricm f ≥ −(m − 1)κ, for some κ ≥ 0, and Ω ⊂ M is an open set and v is a smooth weighted p-harmonic function on M Let u = −(p − 1) log v and h = |∇u|2 Then for any b > 2, there exist...

Ngày tải lên: 14/10/2015, 07:50

... developed in the literature, and my research mainly focuses on local- search planning and case-based planning 2.1.2 Local- Search Planning Local search approach performs a search by iteratively changing ... planning to assist local- search planning For a better understanding and explanation, this chapter provides some background knowledge about AI planning, local- search planning and case-based planning ... complement our local- search- based planning approach, and it is also applicable to be integrated with the existing local- search planner Therefore, using case-based planning to assist local- search planning...

Ngày tải lên: 16/10/2015, 11:58

Ngày tải lên: 03/11/2012, 11:11

... considered a local variable (belonging to the function only); it exists only when the function is called and is deleted immediately upon the completion of the function's execution Think of local variables ... practice and should improve the speed of ActionScript execution The speed increase may be noticeable only if your project contains many functions In this exercise, using both local variables and a ... where the last exercise left off We'll focus on the movie clip that has an instance name of cableBox_mc (and which looks like a cable box) This movie clip instance contains a simple graphic and...

Ngày tải lên: 07/11/2013, 15:15

... Asia and the Pacific Since the 1960s, pasture and grazing land has expanded, by 15 percent globally, to about 2.2 billion in 1994 Some of this expansion came at the expense of forest and woodland, ... access to and control of natural resources – particularly land and water As populations increase and marginal lands suffer increasing levels of degradation, the demands of poorer, minority and indigenous ... Euphrates and Tigris rivers (Egypt, Syria, Iraq) and in Morocco and Libya Small-scale systems, on the other hand, are far more dispersed and are present on minor water courses and where ground...

Ngày tải lên: 20/12/2013, 19:15

... business mentors and experts who understand the start-up and early development stage process It offers full training, mentoring and counselling and, more generally, an environment of ideas and support ... business mentors and experts who understand the start-up and early development stage process It offers full training, mentoring and counselling and, more generally, an environment of ideas and support ... businesses to start up and build firms with global potential Located in the Docklands Innovation Park (and not in a university campus), this programme provides incubation space and gives participants...

Ngày tải lên: 15/02/2014, 00:20