Xie Han, Rong Zhao, Fusheng Sun. Methods for Location and Recognition of Chess Pieces Based on Convolutional Neural Network[J]. Laser & Optoelectronics Progress, 2019, 56(8): 081007
- Laser & Optoelectronics Progress
- Vol. 56, Issue 8, 081007 (2019)
Fig. 1. Flow chart of whole algorithm
Fig. 2. Flow chart of algorithm for location of chess pieces
Fig. 3. Chessboard pretreatment. (a) Perspective transformation picture; (b) ROI picture
Fig. 4. Linear mixture picture
Fig. 5. Location picture of chess pieces
Fig. 6. Flow chart of recognition algorithm
Fig. 7. Network structure
Fig. 8. Examples of chess data
Fig. 9. Training and verification results of proposed method. (a) Training accuracy and validation accuracy; (b) training loss and verification loss
Fig. 10. Recognition results of chess pieces based on CNN. (a) Partial experimental results 1; (b) partial experimental results 2
Fig. 11. Comparison of experimental results
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Table 1. Configuration information and data of network structure (Conv1-Conv4 layout data)
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Table 2. Configuration information and data of network structure(FC1-FC3 layout data)
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Table 3. Location experiment of chess pieces
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Table 4. Comparison of experimental results
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