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math.OC2015★ 26 cited
Optimal Piecewise Linear Function Approximation for GPU-based Applications
Daniel Berjón, Guillermo Gallego, Carlos Cuevas +2
Many computer vision and human-computer interaction applications developed in recent years need evaluating complex and continuous mathematical functions as an essential step toward…
math.OC2013★ 7 cited
Optimal polygonal L1 linearization and fast interpolation of nonlinear systems
Guillermo Gallego, Daniel Berjón, Narciso García
The analysis of complex nonlinear systems is often carried out using simpler piecewise linear representations of them. A principled and practical technique is proposed to linearize…