内容提示: IEEE TRANSACTIONS ON ACOUSTIC, SPEECH, AND SIGNAL PROCESSING, VOL. ASSP-29, NO. 6, DECEMBER 1981 1153 Cubic Convolution Interpolation for Digital Image Processing ROBERT G. KEYS Absfrucf-Cubic convolution
US4578812 1983年11月30日 1986年3月25日 Nec Corporation Digital image processing by hardware using cubic convolution interpolationUS4578812 * Nov 30, 1983 Mar 25, 1986 Nec Corporation Digital image processing by hardware using cubic convolution interpolation...
In digital image processing convolutional filtering plays an important role in many important algorithms in edge detection and related processes. In optics, an out-of-focus photograph is a convolution of the sharp image with a lens function. The photographic term for this is bokeh. In image proce...
Applications of convolution include those in digital signal processing, image processing, language modeling and natural language processing, probability theory, statistics, physics, and electrical engineering. Aconvolutional neural networkis a class ofartificial neural networkthat uses convolutional layers to f...
Also we have discussed, that in image processing , we are developing a system whose input is an image and output would be an image. This is pictorially represented as.The box is that is shown in the above figure labeled as Digital Image Processing system could be thought of as a black ...
Convolution is a mathematical operation that combines two signals and outputs a third signal. See how convolution is used in image processing, signal processing, and deep learning.
digital image processing using electronic devices has weaknesses such as limited computational speed due to low response of electrons, heat generation, and a lot of energy consumption. Therefore, many studies on optical signal processing or optical computation that processes light information in large-sc...
terpolation is performed in the vertical direction first, as shown in Fig. 1(b); four virtual pixels (P j , P j+1 , P j+2 , and 1051-8215/$26.00 c 2010 IEEE LIN et al.: FAST FIRST-ORDER POLYNOMIALS CONVOLUTION INTERPOLATION FOR REAL-TIME DIGITAL IMAGE RECONSTRUCTION 1261 Fig. ...
Recent state-of-the-art methods for point cloud processing are based on the notion of point convolution, for which several approaches have been proposed. In this paper, inspired by discrete convolution in image processing, we provide a formulation to rel
To get a better understanding what happens in the convolution theorem we will now look at the interpretation of Fourier transforms with respect to digital image processing. Fast Fourier transforms The fast Fourier transform is an algorithm that transforms data from the space/time domain into the fre...