Randomly sampling 15-50% of pixels in FDTR thermal imaging, then reconstructing via L1-minimization in the DCT domain, recovers thermal property maps with errors below 15%.
Tian et al., Unusual high thermal conductivity in boron arsenide bulk crystals, Science 361, 582 (2018)
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Thermal Property Microscopy with Compressive Sensing Frequency-Domain Thermoreflectance
Randomly sampling 15-50% of pixels in FDTR thermal imaging, then reconstructing via L1-minimization in the DCT domain, recovers thermal property maps with errors below 15%.