• Laser & Optoelectronics Progress
  • Vol. 59, Issue 22, 2215009 (2022)
Lingzhi Yu* and Xifan Zhang
Author Affiliations
  • School of Electrical and Information Engineering, Tianjin University, Tianjin 300072, China
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    DOI: 10.3788/LOP202259.2215009 Cite this Article Set citation alerts
    Lingzhi Yu, Xifan Zhang. Cross-Domain Spatial Co-Attention Network for Sketch-Based Image Retrieval[J]. Laser & Optoelectronics Progress, 2022, 59(22): 2215009 Copy Citation Text show less
    Network architecture of the proposed method
    Fig. 1. Network architecture of the proposed method
    Some retrieval examples of proposed method on Sketchy dataset
    Fig. 2. Some retrieval examples of proposed method on Sketchy dataset
    MethodSketchyTU-Berlin
    3D shape210.0840.054
    HOG220.1150.091
    GF-HOG60.1570.119
    SHELO230.1610.123
    LKS240.1900.157
    SaN70.2080.154
    Siamese CNN250.4810.322
    Siamese-AlexNet180.5180.367
    GN Triplet170.5290.187
    Triplet-AlexNet180.5730.448
    DSH180.7830.570
    GDH100.8100.690
    Semi3-Net110.9160.800
    Proposed method(discrete)0.9320.797
    Proposed method(continuous)0.9330.799
    Table 1. mAP of different methods on Sketchy and TU-Berlin datasets
    MethodmAP
    w/o edge map branch0.899
    w/o spatial co-attention0.923
    w/o intra-class loss0.928
    w/o quantization loss0.931
    Full model0.933
    Table 2. Ablation study on Sketchy dataset
    Input of auxiliary classifierPrecisionmAP
    High-level feature0.9960.911
    Code0.9990.933
    Table 3. Evaluation of auxiliary classifier on Sketchy dataset
    Lingzhi Yu, Xifan Zhang. Cross-Domain Spatial Co-Attention Network for Sketch-Based Image Retrieval[J]. Laser & Optoelectronics Progress, 2022, 59(22): 2215009
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