• Laser & Optoelectronics Progress
  • Vol. 56, Issue 15, 151001 (2019)
Zhihao Pan* and Ying Chen**
Author Affiliations
  • Key Laboratory of Advanced Process Control for Light Industry of Ministry of Education, School of Internet of Things Engineering, Jiangnan University, Wuxi, Jiangsu 214122, China
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    DOI: 10.3788/LOP56.151001 Cite this Article Set citation alerts
    Zhihao Pan, Ying Chen. Full-Convolution Object Detection Network Based on Clustering Region Generation[J]. Laser & Optoelectronics Progress, 2019, 56(15): 151001 Copy Citation Text show less
    Structure of R-FCN
    Fig. 1. Structure of R-FCN
    Structure of RPN
    Fig. 2. Structure of RPN
    Detection results of R-FCN. (a) Inaccurate locating; (b) serious detection error
    Fig. 3. Detection results of R-FCN. (a) Inaccurate locating; (b) serious detection error
    Improved network frame
    Fig. 4. Improved network frame
    Basic structure of RPN clustering network
    Fig. 5. Basic structure of RPN clustering network
    Clustering detection results. (a) Average IOU with different K values; (b) detection accuracy with different K values; (c) clustering consuming with different K values
    Fig. 6. Clustering detection results. (a) Average IOU with different K values; (b) detection accuracy with different K values; (c) clustering consuming with different K values
    Comparison of detection results before and after algorithm improvement. (a) Detection results of R-FCN; (b) detection results of improved algorithm
    Fig. 7. Comparison of detection results before and after algorithm improvement. (a) Detection results of R-FCN; (b) detection results of improved algorithm
    BackbonenetworkMethodmAP /%Detectiontime /s
    ResNet-50Faster R-CNN76.600.420
    R-FCNN/AN/A
    Proposed79.040.031
    Faster R-CNN (OHEM)N/AN/A
    R-FCN (OHEM)77.400.099
    Proposed (OHEM)83.360.031
    Table 1. Detection results with different methods based on ResNet-50
    BackbonenetworkMethodmAP /%Detectiontime /s
    ResNet-101Faster R-CNN76.400.420
    R-FCN76.600.170
    Proposed81.010.046
    Faster R-CNN (OHEM)79.440.042
    R-FCN (OHEM)79.500.170
    Proposed (OHEM)84.640.046
    Table 2. Detection results with different methods based on RseNet-101
    MethodmAP/%AreoCatBirdBoatBottleBusPlantBikeChairCow
    R-FCN79.582.588.483.769.069.287.554.183.765.487.3
    Ours81.0182.090.882.879.359.289.458.382.859.688.9
    Proposed (OHEM)84.6482.590.788.581.371.489.966.788.572.389.7
    MethodmAP/%TableDogHorseBikePersonCarSheepSofaTrainTV
    R-FCN79.572.187.988.381.379.888.479.678.887.179.5
    Ours81.0175.190.889.984.279.285.586.384.390.277.9
    Proposed (OHEM)84.6481.190.690.388.180.388.389.285.190.486.0
    Table 3. All kinds of detection results with different methods based on RseNet-101
    BackbonenetworkMethodmAP /%Detectiontime /s
    ResNet-101R-FCN (OHEM)40.060.170
    Proposed (OHEM)41.160.046
    Table 4. Experimental results of generalization of K value
    Zhihao Pan, Ying Chen. Full-Convolution Object Detection Network Based on Clustering Region Generation[J]. Laser & Optoelectronics Progress, 2019, 56(15): 151001
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