Search Results for author: Yongqiang Cheng

Found 5 papers, 0 papers with code

Low Rank Properties for Estimating Microphones Start Time and Sources Emission Time

no code implementations14 Jul 2023 Faxian Cao, Yongqiang Cheng, Adil Mehmood Khan, Zhijing Yang, S. M. Ahsan Kazmiand Yingxiu Chang

Utilizing this augmented low-rank structural information from both LRP and the proposed variants, we formulate four linear constraints on the UTIm.

Are Microphone Signals Alone Sufficient for Self-Positioning?

no code implementations19 May 2023 Faxian Cao, Yongqiang Cheng, Adil Mehmood Khan, Zhijing Yang

In an era where asynchronous environments pose challenges to traditional self-positioning methods, we propose a new transformation to the existing paradigm.

Justices for Information Bottleneck Theory

no code implementations19 May 2023 Faxian Cao, Yongqiang Cheng, Adil Mehmood Khan, Zhijing Yang

This study comes as a timely response to mounting criticism of the information bottleneck (IB) theory, injecting fresh perspectives to rectify misconceptions and reaffirm its validity.

Misconceptions

Dual Power Spectrum Manifold and Toeplitz HPD Manifold: Enhancement and Analysis for Matrix CFAR Detection

no code implementations24 Jun 2022 Hao Wu, Yongqiang Cheng, Xixi Chen, Zheng Yang, Xiang Li, Hongqiang Wang

These advantages benefit from the geometry of the Toeplitz Hermitian positive definite (HPD) manifold $\mathcal{M}_{\mathcal{T}H_{++}}$, but the sophisticated geometry also results in some challenges for geometric detectors, such as the implementation of the enhanced detector to improve the SCR (signal-to-clutter ratio) and the analysis of the detection performance.

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