By Sándor P. Fekete, Henk Meijer, André Rohe, Walter Tietze (auth.), Adam L. Buchsbaum, Jack Snoeyink (eds.)
This ebook constitutes the completely refereed post-proceedings of the 3rd foreign Workshop on set of rules Engineering and Experimentation, ALENEX 2001, held in Washington, DC, united states in January 2001.
The 15 revised complete papers provided including the abstracts of 3 invited displays have undergone rounds of reviewing and revision and have been chosen from 31 submissions. one of the themes addressed are heuristics for approximation, community optimization, TSP, randomization, sorting, info retrieval, graph computations, tree clustering, scheduling, community algorithms, aspect set computations, looking out, and knowledge mining.
Read or Download Algorithm Engineering and Experimentation: Third International Workshop, ALENEX 2001 Washington, DC, USA, January 5–6, 2001 Revised Papers PDF
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Additional info for Algorithm Engineering and Experimentation: Third International Workshop, ALENEX 2001 Washington, DC, USA, January 5–6, 2001 Revised Papers
The simple PATCH heuristic provides an interesting data point by itself, as its tour is the starting point for Zhang’s algorithm. 3 J. Cirasella et al. Repeated Assignment This algorithm was originally studied in [FGM82] and currently has the best proven worst-case performance guarantee of any polynomial-time ATSP heuristic (assuming the triangle inequality holds): Its tour lengths are at most log N times the optimal tour length. This is not impressive in comparison to the 3/2 guarantee for the Christoﬁdes heuristic for the symmetric case, but nothing better has been found in two decades.
We believe that the ﬂexible design of the package makes it very easy to use. Moreover, it is customizable to the user’s needs. Due to the practical importance of the provided methods we believe that it will be useful - at least for experimental purposes - for a large number of people working in operations research. Future work includes implementing some other ranking algorithms and thus providing complete optimization code for other examples. We also plan to oﬀer the package as a LEDA extension package (LEP) and support other platforms and compilers.
Networks, 13:295–302, 1983. R. Ahuja, T. Magnati, and J. Orlin. Network Flows. Prentice Hall, Englewood Cliﬀs, NJ, 1993. R. Anderson and S. Sobti. The table layout problem. In Proc. 15th SoCG, pages 115–123, 1999. B. B¨ ohringer, R. Bornd¨ orfer, M. Kammler, and A. L¨ obel. Scheduling duties by adaptive column generation. In CASPT2000, 2000. J. Beasley and N. Christoﬁdes. An Algorithm for the Resource Constrained Shortest Path Problem. Networks, 19:379–394, 1989. 30 K. Mehlhorn and M. Ziegelmann [CMS93] [CPL] [DDSS95] [DR97] [DR00] [EK97] [Epp90] [Epp99] [GJ79] [HPQ84] [HZ80] [JM99] [JMS99] [Jok66] [KIM81] [Law72] [LMS00] [LZ00] [MN99] K.