Kewang Deng, Huijie Zhao, Na Li, Hui Cai. Improved data-driven compressing method for hyperspectral mineral identification models[J]. Infrared and Laser Engineering, 2022, 51(3): 20210252
- Infrared and Laser Engineering
- Vol. 51, Issue 3, 20210252 (2022)
Fig. 1. Schematic of network pruning
Fig. 2. Flow chart of improved sample-driven compression method for hyperspectral mineral identification model
Fig. 3. Hyperspectral datasets of the Cuprite mine in Nevada
Fig. 4. Importance diagram of neurons in hidden layer
Fig. 5. Output results of the pruned neurons
Fig. 6. Parameters of the compressed identification models obtained in the iterative pruning process
Fig. 7. Identification results of the Nevada mining area
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Table 1. Information of identified minerals
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Table 2. Model identification accuracy corresponding to the different number of hidden units
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Table 3. Result chart of different pruning methods
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Table 4. Iterative pruning results based on different importance criteria
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