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Histogram-Equalization based Adaptive Image Sensor for real-time Vision
This paper presents an adaptive random access image sensor by using histogram equalization based adaptation, this retina can adapt automatically to different lighting conditions without any opto-mechanical adjustment. Expand
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Production of mannitol
PURPOSE: To produce mannitol in high yield and at low cost. CONSTITUTION: A process comprises enzymatic isomerizing a fructose syrup containing less then 15% glucose to a mixture containing ofExpand
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A programmable artificial retina
An artificial retina is a device that intimately associates an imager with processing facilities on a monolithic circuit. Expand
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Optical generation of random-number arrays for on-chip massively parallel Monte Carlo cellular processors.
Stochastic optical phenomena can be used for generation of random-bit arrays with a prescribed probability law that may vary in space and in time. Expand
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2-D generation of random numbers by multimode fiber speckle for silicon arrays of processing elements
Abstract We investigate a random-number array generator based on the statistical properties of speckle patterns and we compare the use of (i) two moving diffusers, and (ii) multimode optical fiberExpand
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An adaptive optical sensor
  • C. Wang, F. Devos
  • Computer Science
  • IEEE International Symposium on Circuits and…
  • 28 May 2000
We propose an adaptive optical sensor circuit performing a linear incident-light-to-voltage conversion using the channel-length-modulation effect using a single-poly technology. Expand
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Utilisation du “speckle” comme générateur rapide de tableaux aléatoires binaires: Optimisation des paramètres
RésuméProjeté sur un réseau monolithique bidimensionnel de capteurs photosensibles, à parallélisme massif, le speckle peut être utilisé pour générer des nombres binaires aléatoires obéissant à uneExpand
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Optical cellular processor architecture. 1: Principles.
General characteristics and advantages of 2-D optical cellular processors are listed and discussed, with reference to the concepts of cellular automata, symbolic substitution, and neural nets. TheExpand
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Optical cellular processor architecture. 2: Illustration and system considerations.
In the first paper of this series, we proposed a definition for the concept of 2-D optical cellular processors. In this second part we present an optical experimental setup capable of implementing aExpand
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A pyramidal system for image processing
Because of the large volume of data handled during image analysis, a high degree of parallel processing is required in special purpose image processing computers. Expand
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