2018
DOI: 10.1142/s021946781850002x
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Infrared Small Target Detection Based on Patch Image Model with Local and Global Analysis

Abstract: Patch image model has recently shown significant superiority in the detection of infrared small and dim targets. In this paper, we incorporate more useful local and global information into the sophisticated patch-image model called reweighted infrared patch-tensor model, for its efficiency and flexibility. Local signal-clutter-ratio analysis is employed to enhance targets and avoid targets being overwhelmed by strong background edges. In the meantime, nuclear norm minimization is applied to globally measure th… Show more

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Cited by 17 publications
(14 citation statements)
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“…First, the objective function is constructed according to characteristics of the tensor's background and target. Then, the objective function is solved and the detection results are obtained [23], [30], [32], [44], confirming that the combination of a tensor model and robust principal component analysis model can achieve good results. Based on small sample remote sensing data, this paper proposes a method based on small sample data [45], which uses visual features and sparse and low-rank decomposition to detect cirrus.…”
Section: A Related Workmentioning
confidence: 70%
See 1 more Smart Citation
“…First, the objective function is constructed according to characteristics of the tensor's background and target. Then, the objective function is solved and the detection results are obtained [23], [30], [32], [44], confirming that the combination of a tensor model and robust principal component analysis model can achieve good results. Based on small sample remote sensing data, this paper proposes a method based on small sample data [45], which uses visual features and sparse and low-rank decomposition to detect cirrus.…”
Section: A Related Workmentioning
confidence: 70%
“…Due to the improvement in optimization methods, the accuracy of infrared small target detection is constantly improving [30]- [38]. In optimization methods, principal component analysis (PCA) is a classic model [39], which reduces the dimensionality of high-dimensional data, removes sparse irrelevant information, and obtains the main information.…”
Section: A Related Workmentioning
confidence: 99%
“…Hence, structure tensor tends to give lower values at corners even if some of them are part of the edges sometimes. As pointed out in [62], when the weight stretching parameter h decreases, the difference would be more significant, causing an increase in the false alarm rate. In summary, on one hand, to preserve the target and prevent it from being completely lost, a smaller h is needed; in contrast, to avoid the interference of residuals, a larger h is needed.…”
Section: Local Prior Analysismentioning
confidence: 94%
“…where c is a nonnegative constant, ε > 0 is a small number to avoid division by zero, and k+1 denotes the (k+1)-th iteration. In some cases, c is fixed to 1 [42,62]. We combined the two weights to get a simplified form…”
Section: Model Constructionmentioning
confidence: 99%
“…At the same time, the complex noise in an actual scene may also be considered a sparse component by the IPI model, which produces numerous false positives. To solve this issue, Wang et al [28] proposed a patch image model with local and global analysis (PILGA) to constrain the sparsity of noise patch images. However, the performance of these methods degrades rapidly while considering more heterogeneous backgrounds.…”
Section: Introductionmentioning
confidence: 99%