Fig. 1. Basic lying posture
Fig. 2. The configuration of a smart mat
Fig. 3. FSR-406 sensor(left) and the single module
Fig. 4. lying posture discrimination algorithm
Fig. 5. Extension of search space for finding head
Fig. 6. Experiment with pillow
Fig. 7. The pressures distribution with pillow(left) and without pillow(right)
Fig. 8. various lying postures to be discriminated
Fig. 9. Experiment Result of 3-axis acceleration sensor (right posture)[6]
Table 1. the threshold and the duration for each tier
Table 2. the physical characteristics of volunteers
Table 3. The results of body part discrimination with respect to lying postures
Table 4. The results of lying posture determination with respect to lying postures
Table 5. Experiment Result of 3-axis acceleration sensor[6]
Table 6. the estimation of weight using the average of the cumulative sum of pressures
References
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