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Random Profiles of Laser Marks

Abstract: In this paper, we propose a secure anti-counterfeiting solution based on the ex- traction of a unique identifier out of the random profile of laser marks that are engraved on the surface or in the bulk of physical objects.

Randomly Driven Fuzzy Key Extraction of Unclonable Images

Abstract: In this paper, we develop an adjustable Fuzzy Extractor using the Physical Unclonable Functions (PUF) obtained by a common laser engraving method to sign physical objects. In particular, a string (or helper data) is generated by XORing a binary reduction of the PUF observation with the encoding of a randomly generated key, or identifier.

CMOS Compressed Imaging by Random Convolution

Compressive Sampling of Pulse Trains : Spread the Spectrum!

Sparsity-driven people localization algorithm: evaluation in crowded scenes environments

Abstract: We propose to evaluate our sparsity driven people localization framework on crowded complex scenes. The problem is recast as a linear inverse problem. It relies on deducing an occupancy vector, i.

Sport players detection and tracking with a mixed network of planar and omnidirectional cameras

Abstract: A generic approach is presented to detect and track people with a network of fixed and omnidirectional cameras given severely degraded foreground silhouettes. The problem is formulated as a sparsity constrained inverse problem.