Context-Sensitive Multi-Scale Face Detection

Long Chen^* and Yanwei Pang

Author Affiliations

School of Electrical and Information Engineering, Tianjin University, Tianjin 300072, China

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DOI: 10.3788/LOP56.041003 Cite this Article Set citation alerts

Long Chen, Yanwei Pang. Context-Sensitive Multi-Scale Face Detection[J]. Laser & Optoelectronics Progress, 2019, 56(4): 041003 Copy Citation Text

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Fig. 1. Structure of CSMS network

Fig. 2. Context extraction module. (a)Stacked model; (b) context-sensitive module

Fig. 3. Effective feature fusion structure

Fig. 4. Precision-recall curves on Wider Face validation set. (a) Easy; (b) Medium; (c) Hard

Fig. 5. Qualitative detection results

Model	Stackedmodel	CSMS context-sensitive module
Number ofparameters	5*3×3	3*3×3
Equivalentlayer	3×3,5×5,7×7	33×3,35×5,7×7

Table 1. Comparison of context extraction module

Table 2. Comparison of mAP for scale invariance design%

Table 3. Comparison of mAP for context-sensitive module%

Table 4. Comparison of mAP for training methods focused on hard sample samples%

Level	CSMS-pl	CSMS-plDlt	CSMS
Easy	92.3	92.6	92.6
Medium	90.8	90.8	91.0
Hard	82.0	82.2	82.5

Table 5. Comparison of mAP for feature fusion%

Table 6. Ablation study of CSMS on Wider Face test set

Table 7. Comparison of detection performance

Long Chen, Yanwei Pang. Context-Sensitive Multi-Scale Face Detection[J]. Laser & Optoelectronics Progress, 2019, 56(4): 041003

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