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ISCAS
2008
IEEE
106views Hardware» more  ISCAS 2008»
15 years 9 months ago
Hilbert transformers with a piecewise-polynomial-sinusoidal impulse response
— Hilbert transformers are one of the very important special classes of finite impulse response (FIR) filters used in signal processing applications. A method is presented to s...
Raija Lehto, Tapio Saramäki, Olli Vainio
BXML
2004
15 years 4 months ago
Binary Queries and XML Transformations
: We present a grammar-based approach to specifying k-ary queries for XML documents. k-ary queries simultaneously locate k nodes of an input tree as specified by a given relation. ...
Alexandru Berlea
ICDAR
2003
IEEE
15 years 8 months ago
Radon Transform for Lineal Symbol Representation
Content-based retrieval and recognition of graphic images requires good models for symbol representation, able to identify those features providing the most relevant information a...
Oriol Ramos Terrades, Ernest Valveny
ICIP
2007
IEEE
15 years 9 months ago
Joint Optimization of Transform Coefficients for Hierarchical B Picture Coding in H.264/AVC
Coding of video sequences using hierarchical B pictures in the Joint Scalable Video Model (JSVM) for the scalability amendment of H.264/AVC has the benefit of improved rate distor...
Martin Winken, Heiko Schwarz, Detlev Marpe, Thomas...
IDEAL
2004
Springer
15 years 8 months ago
Cosine Transform Priors for Enhanced Decoding of Compressed Images
Abstract. Image compression methods such as JPEG use quantisation of discrete cosine transform (DCT) coefficients of image blocks to produce lossy compression. During decoding, an...
Amos J. Storkey, Michael Allan