Lensless Imaging with Focusing Sparse URA Masks in Long-Wave Infrared and its Application for Human Detection

no code implementations • ECCV 2020 • Ilya Reshetouski, Hideki Oyaizu, Kenichiro Nakamura, Ryuta Satoh, Suguru Ushiki, Ryuichi Tadano, Atsushi Ito, Jun Murayama

We introduce a lensless imaging framework for contemporary computer vision applications in long-wavelength infrared (LWIR).

Human Detection

Accurate Polarimetric BRDF for Real Polarization Scene Rendering

no code implementations • ECCV 2020 • Yuhi Kondo, Taishi Ono, Legong Sun, Yasutaka Hirasawa, Jun Murayama

Polarization has been used to solve a lot of computer vision tasks such as Shape from Polarization (SfP).

Programmable Spectral Filter Arrays using Phase Spatial Light Modulator

no code implementations • 29 Sep 2021 • Vishwanath Saragadam, Vijay Rengarajan, Ryuichi Tadano, Tuo Zhuang, Hideki Oyaizu, Jun Murayama, Aswin C. Sankaranarayanan

Spatially varying spectral modulation can be implemented using a liquid crystal spatial light modulator (SLM) since it provides an array of liquid crystal cells, each of which can be purposed to act as a programmable spectral filter array.

Material Classification