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CIARP
2009
Springer
16 years 1 months ago
Two-Frame Optical Flow Formulation in an Unwarping Multiresolution Scheme
Abstract. In this paper, we propose a new formulation of the Differential Optical Flow Equation (DOFE) between two consecutive images considering spatial and temporal information ...
Cyril Cassisa, Serge Simoens, Véronique Pri...
LION
2009
Springer
210views Optimization» more  LION 2009»
16 years 1 months ago
Beam-ACO Based on Stochastic Sampling: A Case Study on the TSP with Time Windows
Beam-ACO algorithms are hybrid methods that combine the metaheuristic ant colony optimization with beam search. They heavily rely on accurate and computationally inexpensive boundi...
Manuel López-Ibáñez, Christia...
MCETECH
2009
Springer
16 years 1 months ago
TwoStep: An Authentication Method Combining Text and Graphical Passwords
Text-based passwords alone are subject to dictionary attacks as users tend to choose weak passwords in favor of memorability, as well as phishing attacks. Many recognition-based gr...
Paul C. van Oorschot, Tao Wan
CEC
2008
IEEE
16 years 1 months ago
An investigation on evolutionary gradient search for multi-objective optimization
—Evolutionary gradient search is a hybrid algorithm that exploits the complementary features of gradient search and evolutionary algorithm to achieve a level of efficiency and r...
Chi Keong Goh, Yew-Soon Ong, Kay Chen Tan, Eu Jin ...
CEC
2007
IEEE
16 years 1 months ago
On improving approximate solutions by evolutionary algorithms
Abstract—Hybrid methods are very popular for solving problems from combinatorial optimization. In contrast to this the theoretical understanding of the interplay of different opt...
Tobias Friedrich, Jun He, Nils Hebbinghaus, Frank ...