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101
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DCC
2002
IEEE
16 years 4 months ago
2002
IEEE
Vector wavelet transforms for vector-valued fields can be implemented directly from multiwavelets; however, existing multiwavelets offer surprisingly poor performance for transfor...
142
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DCC
2002
IEEE
16 years 4 months ago
2002
IEEE
On-line adaptation to nonstationary distributions is essential to good performance in image coding. Fixed-size contexts (with adaptive tables) are also widely used, in conjunction...
153
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DCC
2002
IEEE
16 years 4 months ago
2002
IEEE
Wavelet-based image coders optimally represent smooth regions and isolated point singularities. However, wavelet coders are less adept at representing perceptually important edge ...
145
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ACSC
2002
IEEE
15 years 10 months ago
2002
IEEE
Suffix trees are versatile data structures that are used for solving many string-matching problems. One of the main arguments against widespread usage of the structure is its spac...
148
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CA
2002
IEEE
15 years 10 months ago
2002
IEEE
Complex virtual environments can be simulated with physical or procedural motion. Physical motion is more realistic, but requires the integration of an ordinary differential equat...