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ISCAS
2003
IEEE
97views Hardware» more  ISCAS 2003»
15 years 10 months ago
Optimal design of FIR frequency-response-masking filters using second-order cone programming
Since Limís 1986 paper on the frequency-response masking (FRM) technique for the design of FIR digital Ýlters with very small transition widths, the analysis and design of FRM ...
Wu-Sheng Lu, Takao Hinamoto
PG
2002
IEEE
15 years 10 months ago
Texture Mapping with a Jacobian-Based Spatially-Variant Filter
In this paper, we describe a new method to map a texture on a surface with a spatially-variant filter. Our filter takes into consideration the effects of anisotropy using a Jaco...
Ke Deng, Jingdan Zhang, Lifeng Wang, Baining Guo
DASFAA
2004
IEEE
124views Database» more  DASFAA 2004»
15 years 8 months ago
Polygon and Polyline Join Using Raster Filters
Processing spatial joins efficiently is crucial to rendering the spatial data analysis process feasible. As pointed out in many works, the exact intersection test of two spatial ob...
Rodrigo Salvador Monteiro, Leonardo Guerreiro Azev...
IAJIT
2008
123views more  IAJIT 2008»
15 years 5 months ago
Vectorial Information Structuring for Documents Filtering and Diffusion
: Information retrieval tries to identify relevant documents for an information need. The problems that an IR system should deal with include document indexing (which tries to extr...
Omar Nouali, Abdelghani Krinah
ICASSP
2011
IEEE
14 years 8 months ago
Amplitude modulation spectrogram based features for robust speech recognition in noisy and reverberant environments
In this contribution we present a feature extraction method that relies on the modulation-spectral analysis of amplitude fluctuations within sub-bands of the acoustic spectrum by ...
Niko Moritz, Jörn Anemüller, Birger Koll...