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PODS
2012
ACM
253views Database» more  PODS 2012»
11 years 9 months ago
Local transformations and conjunctive-query equivalence
Over the past several decades, the study of conjunctive queries has occupied a central place in the theory and practice of database systems. In recent years, conjunctive queries h...
Ronald Fagin, Phokion G. Kolaitis
ICIP
2002
IEEE
14 years 9 months ago
Overcomplete image coding using iterative projection-based noise shaping
Overcomplete transforms, like the Dual-Tree Complex Wavelet Transform, offer more flexible signal representations than criticallysampled transforms. Large numbers of transform coe...
Nick G. Kingsbury, Tanya Reeves
IWFM
1998
13 years 8 months ago
Applications of the TAMPR Transformation System
In this paper we present an overview of the uses of the TAMPR transformation system and present experience with using transformation in industrial applications. TAMPR is a fully a...
Terence J. Harmer, Patrick J. McParland, James M. ...
ISCAS
2008
IEEE
113views Hardware» more  ISCAS 2008»
14 years 1 months ago
Gramian-preserving frequency transformation for linear discrete-time systems using normalized lattice structure
Abstract— This paper presents a new algorithm for realization of Gramian-preserving frequency transformation for linear discrete-time systems. In the proposed algorithm, we const...
Shunsuke Koshita, Satoru Tanaka, Masahide Abe, Mas...
ISCAS
2005
IEEE
127views Hardware» more  ISCAS 2005»
14 years 28 days ago
A novel property of the second-order modes of discrete-time systems under variable transformation
Abstract— This paper derives a novel property of the secondorder modes of discrete-time systems under variable transformation. This is the generalization of the theory presented ...
Shunsuke Koshita, Masahide Abe, Masayuki Kawamata