Ratiometric Artifact Reduction in Low Power Reflective Photoplethysmography.
James Alwyn Cameron PattersonGuang-Zhong YangPublished in: IEEE Trans. Biomed. Circuits Syst. (2011)
Keyphrases
- low power
- artifact reduction
- compressed images
- power consumption
- low cost
- high speed
- low power consumption
- image compression
- vlsi architecture
- image super resolution
- single chip
- dct domain
- gate array
- cmos technology
- compression ratio
- visual quality
- projections onto convex sets
- real time
- discrete cosine transform
- vlsi circuits
- spatial domain
- image sensor
- bitstream
- human visual system
- power dissipation
- logic circuits
- feature vectors
- feature extraction