光学学报, 2018, 38 (2): 0204004, 网络出版: 2018-08-30 复制并引用该论文  本文已被引 6 次  被引通知

图 & 表

图 1. 引导滤波处理示意图。(a)原图;(b)引导滤波处理结果;(c)残差图像

Fig. 1. Schematic of GIF processing. (a) Original image; (b) result by GIF processing; (c) residual image

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图 2. 与图1(a)~(c)对应的三维示意图

Fig. 2. Three-dimensional views correspongding to Figs. 1(a)~(c)

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图 3. 不同背景下的跟踪结果。(a) Bright cloud; (b) thick cloud 1; (c) thick cloud 2; (d) plane 1; (e) plane 2; (f) plane 3

Fig. 3. Tracking results under different backgrounds. (a) Bright cloud; (b) thick cloud 1; (c) thick cloud 2; (d) plane 1; (e) plane 2; (f) plane 3

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图 4. 不同背景下的中心误差。(a) Bright cloud; (b) thick cloud 1; (c) thick cloud 2; (d) plane 1; (e) plane 2; (f) plane 3

Fig. 4. Center location errors under different backgrounds. (a) Bright cloud; (b) thick cloud 1; (c) thick cloud 2; (d) plane 1; (e) plane 2; (f) plane 3

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表 1实验图像序列指标统计

Table1. Statistics of experimental image sequence candidates

Item Bright colud Thick cloud 1 Thick cloud 2 Plane 1 Plane 2 Plane 3 Image size /(pixel×pixel) 320×320 560×400 400×400 256×256 320×240 570×320 Sequence length /frame 300 340 300 120 500 375 Object size /(pixel×pixel) 3×3 3×3 3×3 2×2-6×6 3×3-7×7 3×3-7×7 Noise scale Large Very large Very large Very large Large Little Speed /(pixel·frame-1) 0.5 1 1 0.4-0.8 0.4-0.8 0.4-0.8 Motion trail Curve Straight Straight - - -

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表 2跟踪算法的性能比较

Table2. Performance comparison of tracking algorithms

Item MPF KCF MS-PF WCF GIF-STC GIF-KCF RS for bright cloud 0.16 0.62 0.59 0.63 1 1 RS for thick cloud 1 0.15 0.13 0.24 0.53 1 1 RS for thick cloud 2 0.25 0.01 0 0.01 1 1 RS for plane 1 0.21 0.52 0.53 0.60 0.53 1 RS for plane 2 0 0.53 0.83 0.52 0.85 0.99 RS for plane 3 0 0.54 0.63 0.53 1 1 R-S 0.13 0.39 0.47 0.47 0.90 0.99 f-frame /(frame·s-1) 6 72 25 33 52 71

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赵东, 周慧鑫, 秦翰林, 钱琨, 荣生辉, 成宽洪, 宋尚真. 基于引导滤波和核相关滤波的红外弱小目标跟踪[J]. 光学学报, 2018, 38(2): 0204004. Dong Zhao, Huixin Zhou, Hanlin Qin, Kun Qian, Shenghui Rong, Kuanhong Cheng, Shangzhen Song. Infrared Dim-Small Target Tracking Based on Guided Image Filtering and Kernelized Correlation Filtering[J]. Acta Optica Sinica, 2018, 38(2): 0204004.