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» On the approximation power of bivariate splines
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CAGD
2008
154views more  CAGD 2008»
14 years 11 months ago
From extension of Loop's approximation scheme to interpolatory subdivisions
The minimum-supported bivariate C2-cubic spline on a 6-directional mesh constructed in our previous work [2] can be used to extend Loop's approximation subdivision scheme to ...
Charles K. Chui, Qingtang Jiang
SIGMOD
2004
ACM
126views Database» more  SIGMOD 2004»
15 years 12 months ago
Indexing Spatio-Temporal Trajectories with Chebyshev Polynomials
In this paper, we attempt to approximate and index a ddimensional (d 1) spatio-temporal trajectory with a low order continuous polynomial. There are many possible ways to choose ...
Yuhan Cai, Raymond T. Ng