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UAI
2001
15 years 8 months ago
The Optimal Reward Baseline for Gradient-Based Reinforcement Learning
There exist a number of reinforcement learning algorithms which learn by climbing the gradient of expected reward. Their long-run convergence has been proved, even in partially ob...
Lex Weaver, Nigel Tao
ICIP
2005
IEEE
16 years 8 months ago
An adaptive linear system framework for image distortion analysis
We describe a framework for decomposing the distortion between two images into a linear combination of components. Unlike conventional linear bases such as those in Fourier or wav...
Zhou Wang, Eero P. Simoncelli
ICDAR
2009
IEEE
15 years 4 months ago
Evaluation of Different Strategies to Optimize an HMM-Based Character Recognition System
Different strategies for combination of complementary features in an HMM-based method for handwritten character recognition are evaluated. In addition, a noise reduction method is...
Murilo Santos, Albert Hung-Ren Ko, Luiz S. Oliveir...
MMSEC
2005
ACM
116views Multimedia» more  MMSEC 2005»
16 years 9 days ago
An SVD-based audio watermarking technique
We present a non-oblivious, extremely robust watermarking scheme for audio signals. The watermarking algorithm is based on the SVD of the spectrogram of the signal. The SVD of the...
Hamza Özer, Bülent Sankur, Nasir D. Memo...
CCS
2009
ACM
16 years 1 months ago
Behavior based software theft detection
Along with the burst of open source projects, software theft (or plagiarism) has become a very serious threat to the healthiness of software industry. Software birthmark, which re...
Xinran Wang, Yoon-chan Jhi, Sencun Zhu, Peng Liu