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ESA
2004
Springer
98views Algorithms» more  ESA 2004»
15 years 12 months ago
Competitive Online Approximation of the Optimal Search Ratio
How efficiently can we search an unknown environment for a goal in unknown position? How much would it help if the environment were known? We answer these questions for simple poly...
Rudolf Fleischer, Thomas Kamphans, Rolf Klein, Elm...
IJCNLP
2004
Springer
15 years 12 months ago
A Re-examination of IR Techniques in QA System
The performance of Information Retrieval in the Question Answering system is not satisfactory from our experiences in TREC QA Track. In this article, we take a comparative study t...
Yi Chang, Hongbo Xu, Shuo Bai
IWCIA
2004
Springer
15 years 12 months ago
Shape Preserving Sampling and Reconstruction of Grayscale Images
Abstract. The expressiveness of a lot of image analysis algorithms depends on the question whether shape information is preserved during digitization. Most existing approaches to a...
Peer Stelldinger
NCA
2003
IEEE
15 years 11 months ago
On Scalable Information Retrieval Systems
Scalable information retrieval systems are crucial to meeting the growing volumes of data. We describe work done to facilitate scalability by reducing duplication, providing integ...
Ophir Frieder, David A. Grossman, Abdur Chowdhury
ASM
2003
ASM
15 years 11 months ago
Remarks on Turbo ASMs for Functional Equations and Recursion Schemes
The question raised in [15] is answered how to naturally dely used forms of recursion by abstract machines. We show that turbo ASMs as defined in [7] allow one to faithfully refl...
Egon Börger, Tommaso Bolognesi