126
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CRYPTO
2011
Springer
14 years 4 months ago
2011
Springer
We prove that Tandem-DM, one of the two “classical” schemes for turning a blockcipher of 2n-bit key into a double block length hash function, has birthday-type collision resist...
133
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CRYPTO
2011
Springer
14 years 4 months ago
2011
Springer
Abstract. A time-lock puzzle is a mechanism for sending messages “to the future”. The sender publishes a puzzle whose solution is the message to be sent, thus hiding it until e...
195
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CRV
2011
IEEE
14 years 4 months ago
2011
IEEE
—Motion information is an important cue for a robot to separate foreground moving objects from the static background world. Based on the observation that the motion of the backgr...
236
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CRV
2011
IEEE
14 years 4 months ago
2011
IEEE
—We present an algorithm that finds the rotation which best aligns a given configuration of directions on an unsorted set of directions. Using a cost function that we derive in...
186
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CRV
2011
IEEE
14 years 4 months ago
2011
IEEE
—When reconstructing a specific type or class of object using stereo, we can leverage prior knowledge of the shape of that type of object. A popular class of object to reconstru...
170
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CRV
2011
IEEE
14 years 4 months ago
2011
IEEE
—In this paper we present the computer vision component of a 6DOF pose estimation algorithm to be used by an underwater robot. Our goal is to evaluate which feature trackers enab...
259
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CRV
2011
IEEE
14 years 4 months ago
2011
IEEE
— Algorithmic problem reduction is a fundamental approach to problem solving in many fields, including robotics. To solve a problem using this scheme, we must reduce the problem...
235
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CRV
2011
IEEE
14 years 4 months ago
2011
IEEE
—We consider the problem of exploring an unknown environment with a pair of mobile robots. The goal is to make the robots meet (or rendezvous) in minimum time such that there is ...