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» Prefix-Like Complexities and Computability in the Limit
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JCSS
2000
116views more  JCSS 2000»
14 years 9 months ago
Time-Space Tradeoffs for Satisfiability
We give the first nontrivial model-independent time-space tradeoffs for satisfiability. Namely, we show that SAT cannot be solved simultaneously in n1+o(1) time and n1space for an...
Lance Fortnow
JDM
2000
128views more  JDM 2000»
14 years 9 months ago
Distributed Database Design for Mobile Geographical Applications
Advanced Traveler Information Systems (ATIS) require e cient information retrieval and updating in a dynamic environment at di erent geographical scales. ATIS applications are use...
Manhoi Choy, Mei-Po Kwan, Hong Va Leong
AROBOTS
1999
140views more  AROBOTS 1999»
14 years 9 months ago
A Robust Analog VLSI Motion Sensor Based on the Visual System of the Fly
Sensing visual motion gives a creature valuable information about its interactions with the environment. Flies in particular use visual motion information to navigate through turbu...
Reid R. Harrison, Christof Koch
MAM
2002
128views more  MAM 2002»
14 years 9 months ago
Component-based development of DSP software for mobile communication terminals
DSP software development has been tied down by extreme computational requirements. Furthermore, the DSP development tools available today are less advanced than in other embedded ...
Kari Jyrkkä, Olli Silvén, Olli Ali-Yrk...
PC
2002
137views Management» more  PC 2002»
14 years 9 months ago
The Chebyshev iteration revisited
Compared to Krylov space methods based on orthogonal or oblique projection, the Chebyshev iteration does not require inner products and is therefore particularly suited for massiv...
Martin H. Gutknecht, Stefan Röllin