Abstract-- We present a perceptual model for hiding a spreadspectrum watermark of variable amplitude and density in an image. The model takes into account the sensitivity and maski...
Many efforts are currently going towards networking smart things from the physical world (e.g. RFID, wireless sensor and actuator networks, embedded devices) on a larger scale. Rat...
Iterative monads, introduced by Calvin Elgot in the 1970’s, are those ideal monads in which every guarded system of recursive equations has a unique solution. For every ideal mon...
Brain-computer interfaces (BCIs) provide a novel form of human-computer interaction. The purpose of these systems is to aid disabled people by aording them the possibility of com...
We present HyperGraphDB, a novel graph database based on generalized hypergraphs where hyperedges can contain other hyperedges. This generalization automatically reifies every ent...