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JEI
2006
103views more  JEI 2006»
13 years 4 months ago
Shot boundary detection without threshold parameters
Automatic shot boundary detection is a field, where many techniques and methods have been proposed and have claimed to perform reliably, especially for abrupt scene cut detection. ...
Harilaos Koumaras, Georgios Gardikis, Georgios Xil...
FFA
2006
79views more  FFA 2006»
13 years 4 months ago
Lattice-based threshold-changeability for standard CRT secret-sharing schemes
We consider the problem of increasing the threshold parameter of a secret-sharing scheme after the setup (share distribution) phase, without further communication between the deal...
Ron Steinfeld, Josef Pieprzyk, Huaxiong Wang
ACISP
1999
Springer
13 years 8 months ago
Changing Thresholds in the Absence of Secure Channels
The ways the threshold parameter can be modified after the setup of a secret sharing scheme is the main theme of this work. The considerations are limited to the case when there ...
Keith M. Martin, Josef Pieprzyk, Reihaneh Safavi-N...
ASIACRYPT
2004
Springer
13 years 10 months ago
Lattice-Based Threshold-Changeability for Standard Shamir Secret-Sharing Schemes
Abstract. We consider the problem of increasing the threshold parameter of a secret-sharing scheme after the setup (share distribution) phase, without further communication between...
Ron Steinfeld, Huaxiong Wang, Josef Pieprzyk