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Auto-focusing is a key feature of modern camera systems that ensures a focused image is captured without the need for any user intervention. Passive auto-focusing is achieved based on a measure of sharpness or a sharpness function that is extracted from a series of images at different focal positions. With the rapid growth of stereo camera systems for 3D applications, this paper introduces a sharpness...
Passive auto-focusing is a key feature in consumer level digital and smart-phone cameras and is used to capture focused images without any user intervention. This paper introduces a new sharpness function for achieving passive auto-focusing, where the image sharpness information is used to bring it into focus. A comparison is made between this introduced sharpness function and the commonly used sharpness...
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