Meng Wang, Hansong Su, Gaohua Liu, Shen Li. Classroom Face Detection Algorithm Based on Convolutional Neural Network[J]. Laser & Optoelectronics Progress, 2019, 56(21): 211501
- Laser & Optoelectronics Progress
- Vol. 56, Issue 21, 211501 (2019)
Fig. 1. Structure of residual module
Fig. 2. Overall network structure of classroom face detection algorithm
Fig. 3. Reducing inner distance based on center feature loss function
Fig. 4. Examples of classroom face detection. (a) Different backgrounds; (b) different perspectives; (c) different lighting
Fig. 5. Results on verification set of Wider Face. (a) Easy; (b) medium; (c) hard
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Table 1. Parameters of feature extraction network
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