Adaptive Crowd Segmentation Based on Coherent Motion Detection
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Signal Processing Systems"
DOI: 10.1007/s11265-017-1309-8
Abstract: In order to obtain effective crowd relationships for crowd behavior analysis, an adaptive crowd segmentation method based on coherent motion detection is proposed. This method can improve the accuracy of segmentation results and be adaptively… read more here.
Keywords: motion; based coherent; crowd segmentation; adaptive crowd ... See more keywords
Atomic magnetometer with microfabricated vapor cells based on coherent population trapping* * Project supported by the National Natural Science Foundation of China (Grant No. 61473166).
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Physics B"
DOI: 10.1088/1674-1056/abc2b9
Abstract: An atomic magnetometer based on coherent population trapping (CPT) resonances in microfabricated vapor cells is demonstrated. Fabricated by the micro-electro-mechanical-system (MEMS) technology, the cells are filled with Rb and Ne at a controlled pressure. An… read more here.
Keywords: vapor cells; based coherent; magnetometer; microfabricated vapor ... See more keywords
Water-Based Coherent Detection of Broadband Terahertz Pulses.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.128.093902
Abstract: Both solids and gases have been demonstrated as the materials for terahertz (THz) coherent detection. The gas-based coherent detection methods require a high-energy probe laser beam and the detection bandwidth is limited in the solid-based… read more here.
Keywords: beam; coherent detection; detection; based coherent ... See more keywords
Demonstration of 100-Gb/s/λ-Based Coherent WDM-PON System Using New AGC EDFA Based Upstream Preamplifier and Optically Superimposed AMCC Function
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2016.2646344
Abstract: In this paper, we present the first 100-Gb/s/λ-based coherent wavelength division multiplexing passive optical network (WDM-PON) prototype system, highlighting a real-time 100-Gb/s coherent transceiver with a simplified digital signal processing suitable for access spans, and… read more here.
Keywords: coherent wdm; 100 based; based coherent; coherent ... See more keywords
Hardware-Efficient Adaptive Equalization and Carrier Phase Recovery for 100-Gb/s/λ-Based Coherent WDM-PON Systems
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2017.2784804
Abstract: We propose a 100-Gb/s/λ-based coherent wavelength division multiplexing passive optical network system with a hardware-efficient digital signal processing (DSP), which features a new adaptive equalization (AEQ) and carrier phase recovery (CPR). While a conventional AEQ… read more here.
Keywords: phase; 100 based; based coherent; hardware efficient ... See more keywords
An Efficient Radon Fourier Transform-Based Coherent Integration Method for Target Detection
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Geoscience and Remote Sensing Letters"
DOI: 10.1109/lgrs.2023.3246051
Abstract: The radon Fourier transform (RFT)-based coherent integration is an important target detection method. However, the computational cost of parameter searching and blind-speed sidelobe (BSSL) remain the main challenges in actual RFT applications. In this letter,… read more here.
Keywords: based coherent; rft; radon fourier; coherent integration ... See more keywords
Resolution Improvement in a Multi-Point Fiber Refractometer Based on Coherent-OFDR
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2020.2983377
Abstract: In this letter, we propose a signal processing method for improving the resolution of a multi-point fiber refractometer from 10−4 to 10−6. The fiber refractometer uses the Fresnel reflection at the fiber tip to measure… read more here.
Keywords: resolution; refractometer; fiber refractometer; point fiber ... See more keywords