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LICS
2009
IEEE
15 years 10 months ago
Logics with Rank Operators
—We introduce extensions of first-order logic (FO) and fixed-point logic (FP) with operators that compute the rank of a definable matrix. These operators are generalizations o...
Anuj Dawar, Martin Grohe, Bjarki Holm, Bastian Lau...
MDM
2009
Springer
123views Communications» more  MDM 2009»
15 years 10 months ago
Operator Placement for Snapshot Multi-predicate Queries in Wireless Sensor Networks
— This work aims at minimize the cost of answering snapshot multi-predicate queries in high-communication-cost networks. High-communication-cost (HCC) networks is a family of net...
Georgios Chatzimilioudis, Huseyin Hakkoymaz, Nikos...
ISCAS
2008
IEEE
106views Hardware» more  ISCAS 2008»
15 years 10 months ago
Hilbert transformers with a piecewise-polynomial-sinusoidal impulse response
— Hilbert transformers are one of the very important special classes of finite impulse response (FIR) filters used in signal processing applications. A method is presented to s...
Raija Lehto, Tapio Saramäki, Olli Vainio
ISCC
2008
IEEE
15 years 10 months ago
A Partially Buffered Crossbar packet switching architecture and its scheduling
The crossbar fabric is widely used as the interconnect of high-performance packet switches due to its low cost and scalability. There are two main variants of the crossbar fabric:...
Lotfi Mhamdi
127
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ACISICIS
2007
IEEE
15 years 10 months ago
ORN Additive: Shrinking the Gap between Database Modeling and Implementation
ORN Additive is a prototype tool that was developed to show how the gap between database modeling and implementation can be reduced—more specifically, to show how associations d...
Bryon K. Ehlmann