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90
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CGF
2008
124views more  CGF 2008»
14 years 9 months ago
Fast Soft Self-Shadowing on Dynamic Height Fields
We present a new, real-time method for rendering soft shadows from large light sources or lighting environments on dynamic height fields. The method first computes a horizon map f...
John Snyder, Derek Nowrouzezahrai
PKC
2011
Springer
219views Cryptology» more  PKC 2011»
14 years 15 days ago
Linearly Homomorphic Signatures over Binary Fields and New Tools for Lattice-Based Signatures
ded abstract of this work appears in Public Key Cryptography — PKC 2011, ed. R. Gennaro, Springer LNCS 6571 (2011), 1–16. This is the full version. We propose a linearly homom...
Dan Boneh, David Mandell Freeman
82
Voted
EUROGRAPHICS
2010
Eurographics
14 years 10 months ago
Scalable Height Field Self-Shadowing
We present a new method suitable for general purpose graphics processing units to render self-shadows on dynamic height fields under dynamic light environments in real-time. Visib...
Ville Timonen and Jan Westerholm
70
Voted
ICPR
2002
IEEE
15 years 10 months ago
Hexagonal Image Representation for 3-D Photorealistic Reconstruction
A new data structure for representing the color of rays from multiple-view images is presented. The structure is a hexagonal tessellation generated from a buckyball. Using the str...
Hidenori Sato, Hiroto Matsuoka, Akira Onozawa, Hit...
82
Voted
STOC
2007
ACM
133views Algorithms» more  STOC 2007»
15 years 10 months ago
Interpolation of depth-3 arithmetic circuits with two multiplication gates
In this paper we consider the problem of constructing a small arithmetic circuit for a polynomial for which we have oracle access. Our focus is on n-variate polynomials, over a fi...
Amir Shpilka