7 Papers
14 Citations
Kai Zhou is an academic researcher from Center for Information Technology. The author has contributed to research in topics: Computer science & Time domain. The author has an hindex of 2, co-authored 5 publications. Previous affiliations of Kai Zhou include Forschungszentrum Informatik.
Chat about Author
Papers
Moving target imaging of a dual-channel ISAL with binary phase shift keying signals and large squint angles.
Anjing Cui,Daojing Li,Jiang Wu,Kai Zhou,Jinghan Gao,Ming Qiao,Shumei Wu,Yefei Wang,Yuan Yao +8 more
TL;DR: In this paper , a dual-channel inverse synthetic aperture ladar imaging experimental system based on wide-pulse binary phase coded signals and its moving target imaging is introduced, and the analysis, simulation, and experimental data processing results of binary-phase coded signal Doppler compensation and pulse compression are included.
7
VitalCamSet - a dataset for Photoplethysmography Imaging
Timon Blocher,Simon Krause,Kai Zhou,Jennifer Zeilfelder,Wilhelm Stork +4 more
- 11 Mar 2019
TL;DR: The VitalCamSet is presented, a new dataset for PPGI allowing comparative evaluation of different algorithmic approaches, and is made publicly available and researchers are encouraged to use it for testing their developed PPGi approaches.
5
An Adaptive Bandpass Filter Based on Temporal Spectrogram Analysis for Photoplethysmography Imaging
Timon Blocher,Kai Zhou,Simon Krause,Wilhelm Stork +3 more
- 01 Aug 2018
TL;DR: The improvements are shown applying the adaptive bandpass filter technique to four basic algorithmic approaches of PPGI, namely ICA, Chrominance, POS and 2SR and comparing against current state-of-the-art peak detection approaches.
5
Short Window Network for Remote Heart Rate Measurement
Kai Zhou,Simon Krause,Timon Blocher,Wilhelm Stork +3 more
- 01 Aug 2021
TL;DR: Wang et al. as discussed by the authors proposed a deep network integrated into the short-window overlap-addition pipeline of the classical model-based rPPG algorithms, and the proposed method is evaluated on the large-scale datasets VitcalCamSet and UBFC.
2
Enhancing Remote-PPG Pulse Extraction in Disturbance Scenarios Utilizing Spectral Characteristics.
Kai Zhou,Simon Krause,Timon Blocher,Wilhelm Stork +3 more
- 01 Jun 2020
TL;DR: A new rPPG measurement method which exploits the spectral characteristics of rP PG signals by combining with the constraint plane and provides better overall performance.