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ICML
2003
IEEE
15 years 2 months ago
The Influence of Reward on the Speed of Reinforcement Learning: An Analysis of Shaping
Shaping can be an effective method for improving the learning rate in reinforcement systems. Previously, shaping has been heuristically motivated and implemented. We provide a for...
Adam Laud, Gerald DeJong
IWDW
2005
Springer
15 years 3 months ago
Security of DM Quantization Watermarking Schemes: A Practical Study for Digital Images
Abstract. In this paper, the security of Dither Modulation Quantization Index Modulation schemes for digital images is analyzed. Both pixel and DCT coefficient quantization schemes...
Patrick Bas, Jarmo Hurri
KDD
2002
ACM
109views Data Mining» more  KDD 2002»
15 years 10 months ago
Topics in 0--1 data
Large 0-1 datasets arise in various applications, such as market basket analysis and information retrieval. We concentrate on the study of topic models, aiming at results which in...
Ella Bingham, Heikki Mannila, Jouni K. Seppän...
COOPIS
2004
IEEE
15 years 1 months ago
Aligning Ontologies and Evaluating Concept Similarities
An innate characteristic of the development of ontologies is that they are often created by independent groups of expertise, which generates the necessity of merging and aligning o...
Kleber Xavier Sampaio de Souza, Joseph Davis
BMCBI
2006
119views more  BMCBI 2006»
14 years 9 months ago
Utilization of two sample t-test statistics from redundant probe sets to evaluate different probe set algorithms in GeneChip stu
Background: The choice of probe set algorithms for expression summary in a GeneChip study has a great impact on subsequent gene expression data analysis. Spiked-in cRNAs with know...
Zihua Hu, Gail R. Willsky