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ICASSP
2008
IEEE
15 years 4 months ago
Algebraic visual cryptography scheme for color images
This paper introduces a novel, cost effective visual cryptography scheme suitable for color image transmission over bandwidth constraint channels. Unlike previously proposed schem...
Mohsen Heidarinejad, Amirhossein Alamdar Yazdi, Ko...
TCS
2008
14 years 10 months ago
Real algebraic numbers and polynomial systems of small degree
We present exact and complete algorithms based on precomputed Sturm-Habicht sequences, discriminants and invariants, that classify, isolate with rational points and compare the re...
Ioannis Z. Emiris, Elias P. Tsigaridas
LPAR
2010
Springer
14 years 8 months ago
ABC: Algebraic Bound Computation for Loops
Abstract. We present ABC, a software tool for automatically computing symbolic upper bounds on the number of iterations of nested program loops. The system combines static analysis...
Régis Blanc, Thomas A. Henzinger, Thibaud H...
SC
2009
ACM
15 years 5 months ago
Dynamic task scheduling for linear algebra algorithms on distributed-memory multicore systems
This paper presents a dynamic task scheduling approach to executing dense linear algebra algorithms on multicore systems (either shared-memory or distributed-memory). We use a tas...
Fengguang Song, Asim YarKhan, Jack Dongarra
CADE
2007
Springer
15 years 10 months ago
Towards Efficient Satisfiability Checking for Boolean Algebra with Presburger Arithmetic
Boolean Algebra with Presburger Arithmetic (BAPA) is a decidable logic that combines 1) Boolean algebra of sets of uninterpreted elements (BA) and 2) Presburger arithmetic (PA). BA...
Viktor Kuncak, Martin C. Rinard