28 citations · 163 across the 19 of their papers we have counts for
6 papers · 1 filter
100 Mfps ghost imaging with wavelength division multiplexing
Shin Motooka, Noriki Komori, Tomoaki Niiyama +1
Ghost imaging (GI) and single-pixel imaging (SPI) techniques enable image reconstruction without spatially resolved detectors, offering unique access to wide spectral ranges and ch…
Expanding detection bandwidth via a photonic reservoir for ultrafast optical sensing
Yuito Ito, Tomoaki Niiyama, Tetsuya Asai +3
The detection of ultrafast optical and radio-frequency (RF) signals is crucial for applications ranging from high-speed communications to advanced sensing. However, conventional de…
Ultrafast single-channel machine vision based on neuro-inspired photonic computing
Tomoya Yamaguchi, Kohei Arai, Tomoaki Niiyama +2
High-speed machine vision is increasing its importance in both scientific and technological applications. Neuro-inspired photonic computing is a promising approach to speed-up mach…
Analysis of temporal structure of laser chaos by Allan variance
Naoki Asuke, Nicolas Chauvet, André Röhm +6
Allan variance has been widely utilized in evaluating the stability of the time series generated by atomic clocks and lasers, in time regimes ranging from short to extremely long.…
Gigahertz-rate random speckle projection for high-speed single-pixel image classification
Jinsei Hanawa, Tomoaki Niiyama, Yutaka Endo +1
Imaging techniques based on single-pixel detection, such as ghost imaging, can reconstruct or recognize a target scene from multiple measurements using a sequence of random mask pa…
Power-law fluctuations near critical point in semiconductor lasers with delayed feedback
Tomoaki Niiyama, Satoshi Sunada
Since the analogy between laser oscillation and second-order phase transition was indicated in the 1970s, dynamical fluctuations on lasing threshold inherent in critical phenomena…