Discriminating targets from clutter
WebAug 30, 2024 · For the convenient of processing, the baseband signal of the m th pulse is sampled at and the corresponding discrete series are obtained. Here, , is the sampling frequency in fast time domain and N is the sample number. 3 SK-CFAR detector based on the local spectrum refinement. In order to obtain the parameter of a moving target, the … WebJan 1, 2013 · The scheme is capable of discriminating target, clutter, and noise subspaces. Information theoretic criterion is used with conventional singular value decomposition to find number of target...
Discriminating targets from clutter
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WebMay 16, 2012 · The results demonstrate that compared to coherent pulse averaging with the same number of transmissions, iterative single-channel time reversal methods offer significant improvement in discriminating … WebApr 3, 2008 · Discriminating small extended targets at sea from clutter and other classes of boats in infrared and visual light imagery, Proceedings of SPIE 10.1117/12.777542 DeepDyve DeepDyve Learn More → Discriminating small extended targets at sea from clutter and other classes of boats in infrared and visual light imagery van den Broek, …
Webnary classification task (e.g., discriminating targets from clutter) or consider only a very small number of classes. Moreover, the imaging phenomena is fundamentally differ-ent. A prominent characteristic of SAS imagery is speckle, which manifests due to the presence of multiple scatterers within a resolution cell; optical photographs do not ... WebMay 1, 2016 · For a moving target in colored Gaussian noise-plus-clutter, we quantify the gains from having widely dispersed antennas that allow the overall system to "view" the …
WebDefine target discrimination. target discrimination synonyms, target discrimination pronunciation, target discrimination translation, English dictionary definition of target … WebJul 29, 2011 · Abstract. When echolocating big brown bats fly in complex surroundings, echoes arriving from irrelevant objects (clutter) located to the sides of their sonar beam can mask perception of relevant objects located to the front (targets), causing “blind spots.”. Because the second harmonic is beamed more weakly to the sides than the first ...
WebJun 5, 1995 · Abstract. We develop and extensively test a new algorithm for discriminating man-made objects from natural clutter in synthetic-aperture radar (SAR) imagery. The novel feature of our approach is its exploitation of the characteristically distinct variations in speckle pattern for imagery of man-made objects and of natural clutter, as image ...
WebNov 8, 2012 · A high frequency experiment was conducted in the Woods Hole Harbor in Massachusetts to evaluate the effectiveness of Doppler sonar for discriminating targets from reverberation. Using a pulsed linear frequency modulated signal, one finds that the matched filtered outputs are filled with high-level discrete backscattered returns, referred … orange and black bird in northern californiaWebJun 1, 2012 · Target discrimination using early-time information is then possible using an algorithm identical to that used with late-time data, with the exception that … orange and black bootsWebOct 24, 2012 · The scheme is capable of discriminating target, clutter and noise subspaces. Information theoretic criterion is used with conventional singular value decomposition to fnd target singular values. Proposed scheme works also for extracting multiple targets in heavy cluttered images. orange and black birthday cakeWebAug 19, 2024 · To discriminate targets from SAR images with heavy clutter responses, it is essential to remove false alarms owing to noise and speckle, as well as to discriminate the targets of interest from natural and artificial clutter. ip von hypixel server ipWebOrdnance/Clutter Discrimination Based on Target Eigenvalue Analysis Stephen J. Norton and I. J. Won Geophex, Ltd., 605 Mercury Street, Raleigh, NC 27603 Ernesto R. … ip von instagram accounts herausfindenWebThis report describes the current approach to detection, based on amplitude alone, and then proposes a new method of discriminating between clutter and targets which uses the phase information available from modern coherent radars. orange and black bracesWebA procedure is described for deriving a quantitative measure of the “ordnance-likeness” of an unknown target from electromagnetic induction data, which thus can be used as a … ip vrf cw