Enhanced Atmospheric Turbulence Resiliency with Successive Interference Cancellation DSP in Mode Division Multiplexing Free-Space Optical Links

no code implementations • 19 Jul 2022 • Yiming Li, Zhaozhong Chen, Zhouyi Hu, David M. Benton, Abdallah A. I. Ali, Mohammed Patel, Martin P. J. Lavery, Andrew D. Ellis

We experimentally demonstrate the enhanced atmospheric turbulence resiliency in a 137. 8 Gbit/s/mode mode-division multiplexing free-space optical communication link through the application of a successive interference cancellation digital signal processing algorithm.

Time Dependence in Kalman Filter Tuning

1 code implementation • 21 Aug 2021 • Zhaozhong Chen, Christoffer Heckman, Simon Julier, Nisar Ahmed

First, in theory, many of these measures do not guarantee a unique solution due to observability issues.

Bayesian Optimization Prediction Intervals

Towards the standardization of quantum state verification using optimal strategies

no code implementations • 3 Feb 2020 • Xinhe Jiang, Kun Wang, Kaiyi Qian, Zhaozhong Chen, Zhiyu Chen, Liangliang Lu, Lijun Xia, Fangmin Song, Shining Zhu, Xiaosong Ma

We experimentally obtain the scaling parameter of $r=-0. 88\pm$0. 03 and $-0. 78\pm$0. 07 for nonadaptive and adaptive strategies, respectively.

Quantum Physics Optics

Weak in the NEES?: Auto-tuning Kalman Filters with Bayesian Optimization

no code implementations • 23 Jul 2018 • Zhaozhong Chen, Christoffer Heckman, Simon Julier, Nisar Ahmed

Kalman filters are routinely used for many data fusion applications including navigation, tracking, and simultaneous localization and mapping problems.

Bayesian Optimization Simultaneous Localization and Mapping +1