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» Randomness and Universal Machines
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88
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JEI
2006
128views more  JEI 2006»
15 years 19 days ago
Performance study of common image steganography and steganalysis techniques
Abstract. We investigate the performance of state of the art universal steganalyzers proposed in the literature. These universal steganalyzers are tested against a number of well-k...
Mehdi Kharrazi, Husrev T. Sencar, Nasir D. Memon
101
Voted
JSYML
2007
66views more  JSYML 2007»
15 years 16 days ago
Spectra of structures and relations
We consider embeddings of structures which preserve spectra: if g : M → S with S computable, then M should have the same Turing degree spectrum (as a structure) that g(M) has (a...
Valentina S. Harizanov, Russel G. Miller
COLT
2005
Springer
15 years 6 months ago
Martingale Boosting
In recent work Long and Servedio [LS05] presented a “martingale boosting” algorithm that works by constructing a branching program over weak classifiers and has a simple anal...
Philip M. Long, Rocco A. Servedio
93
Voted
CEC
2003
IEEE
15 years 6 months ago
Learning DFA: evolution versus evidence driven state merging
Learning Deterministic Finite Automata (DFA) is a hard task that has been much studied within machine learning and evolutionary computation research. This paper presents a new met...
Simon M. Lucas, T. Jeff Reynolds
87
Voted
FLAIRS
2008
15 years 3 months ago
Analyzing Dialog Coherence Using Transition Patterns in Lexical and Semantic Features
In this paper, we present methods to analyze dialog coherence that help us to automatically distinguish between coherent and incoherent conversations. We build a machine learning ...
Amruta Purandare, Diane J. Litman