List of 29 Accepted Papers for COCOA'2007 (out of 114 submissions, acceptance rate = 25%) Accepted papers are listed in the order they were submitted. ------------------------------------------------------------ #8 Xujin Chen, Jie Hu and Xiaodong Hu. The Minimum Risk Spanning Tree Problem #16 Danyu Bai and Lixin Tang. Worst Case Analysis of a New Lower Bound for Flow Shop Weighted Completion Time Problem #18 Xiaoping Dai, Jianqin Zhou and Xiaolin Wang. Infinite Families of Optimal Double-loop Networks #26 Raphael Eidenbenz, Yvonne Anne Oswald, Stefan Schmid and Roger Wattenhofer. Mechanism Design by Creditability #29 Guohua Wan. Single Machine Common Due Window Scheduling with Controllable Job Processing Times #31 Fengwei Li and Qingfang Ye. The Size of a Minimum Critically m-Neighbor-scattered Graph #33 Shang Weiping, Frances Yao, Peng-Jun Wan and Xiaodong Hu. Algorithms for Minimum m-Connected k-Dominating Set Problem #35 Yan Luo and Changrui Yu. A New Hybrid Algorithm for Feature Selection and Its Application to Customer Recognition #37 Eric Friedman and Adam Landsberg Scaling, Renormalization and Universality in Combinatorial Games: The Geometry of Chomp #50 Jianxin Wang, Min Huang and Jianer Chen. A Lower Bound on Approximation Algorithms for the Closest Substring Problem #55 Markus Behle. On Threshold BDDs and the Optimal Variable Ordering Problem #57 Vangelis Paschos, Orestis Telelis and Vassilis Zissimopoulos. Steiner Forests on Stochastic Metric Graphs #59 Eric Friedman. Fundamental Domains for Combinatorial Integer Programs with Symmetries #63 Mohammad Khairul Hasan, Hyunwoo Jung and Kyung-Yong Chwa. Improved Approximation Algorithm for Connected Facility Location Problems #68 Wenbin Chen and Jiangtao Meng. Approximation Algorithms for k Duplicates Combinatorial Auctions with Subadditive Bidders #76 ChenGuang Liu and Kazuyuki Tanaka. The Computational Complexity of Game Trees by Eigen-Distribution #78 Petrica Claudiu Pop, Corina Pop Sitar, Ioana Zelina and Ioana Tascu. Exact Algorithms for Generalized Combinatorial Optimization Problems #84 Yan Zhang, Yan Jia, Xiaobin Huang, Bin Zhou and Jian Gu. A Grid Resource Discovery Method based on Adaptive k-Nearest Neighbors Clustering #89 Ernst Althaus and Stefan Canzar. A Lagrangian Relaxation Approach for the Multiple Sequence Alignment Problem #96 Jianxin Wang, Xiaoshuang Xu and Yunlong Liu. An Exact Algorithm based on Chain Implication for the Min-CVCB Problem #97 Jean-Michel Richer, Vincent Derrien and Jin-Kao Hao. A New Dynamic Programming Algorithm for Multiple Sequence Alignment #98 Weimin Ma, Ting Gao and Ke Wang. On the On-line k-Taxi Problem with Limited Look Ahead #101 Tak-Wah Lam, Wing-Kin Sung, Siu-Lung Tam, Simon C.K. Wong and SM Yiu. An Experimental Study of Compressed Indexing and Local Alignment of DNA #103 Yuzhong Zhang and Cao Zhigang. An Asymptotic PTAS for Batch Scheduling With Nonidentical Job Sizes to Minimize Makespan #104 Takashi Matsuhisa. Communication Leading to Nash Equilibrium Through Robust Messages #105 Yunting Lu and Yueping Li. The Minimum All-Ones Problem for Graphs with Small Treewidth #112 Zheng Lanbo and Christoph Buchheim. A New Exact Algorithm for the Two-Sided Crossing Minimization Problem #114 Boting Yang, Runtao Zhang and Yi Cao. Searching Cycle-Disjoint Graphs #115 Imdat Kara, Bahar Yetis Kara and M. Kadri Yetis. Energy Minimizing Vehicle Routing Problem +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Besides 29 regular papers and 2 invited lectures, COCOA'07 will also include 7 invited papers which will be finalized soon. #117 Takaaki Mizuki, Yoshinori Kugimoto and Hideaki Sone. Secure Multiparty Computations Using the 15 Puzzle #118 Bing Su, Qingchuan Xu and Peng Xiao. Finding the Anti-Block Vital Edge of a Shortest Path Between Two Nodes #119 Deying Li, Jiannong Cao, Ming Liu and Yuan Zhang. K-connected Target Coverage Problem in Wireless Sensor Networks #120 Andreas Dress, Katharina Huber, Jacobus Koolen and Vincent Moulton. An Algorithm for Computing Virtual Cut Points in Finite Metric Spaces #121 Hanno Lefmann Point Sets in the Unit Square and Large Areas of Convex Hulls of Subsets of Points #122 Brian Alspach, Danny Dyer, Denis Hanson and Boting Yang Arc Searching Digraphs without Jumping #123 Michael Fellows, Fedor V. Fomin, Daniel Lokshtanov, Frances Rosamond, Saket Saurabh, Stefan Szeider and Carsten Thomassen On the Complexity of Some Colorful Problems Parameterized by Treewidth #124 Minghui Jiang A PTAS for the Weighted 2-Interval Pattern Problem over the Preceding-and-Crossing Model