Search Results for author: Xiaochen Zhang

Found 5 papers, 2 papers with code

Self-supervised Representation Learning From Random Data Projectors

1 code implementation11 Oct 2023 Yi Sui, Tongzi Wu, Jesse C. Cresswell, Ga Wu, George Stein, Xiao Shi Huang, Xiaochen Zhang, Maksims Volkovs

Self-supervised representation learning~(SSRL) has advanced considerably by exploiting the transformation invariance assumption under artificially designed data augmentations.

Data Augmentation Representation Learning

Emotion Detection in Unfix-length-Context Conversation

no code implementations13 Feb 2023 Xiaochen Zhang, Daniel Tang

We leverage different context windows when predicting the emotion of different utterances.

Scalable Power Control/Beamforming in Heterogeneous Wireless Networks with Graph Neural Networks

1 code implementation12 Apr 2021 Xiaochen Zhang, Haitao Zhao, Jun Xiong, Li Zhou, Jibo Wei

Machine learning (ML) has been widely used for efficient resource allocation (RA) in wireless networks.

Fine Timing and Frequency Synchronization for MIMO-OFDM: An Extreme Learning Approach

no code implementations17 Jul 2020 Jun Liu, Kai Mei, Xiaochen Zhang, Des McLernon, Dongtang Ma, Jibo Wei, Syed Ali Raza Zaidi

Multiple-input multiple-output orthogonal frequency-division multiplexing (MIMO-OFDM) is a key technology component in the evolution towards cognitive radio (CR) in next-generation communication in which the accuracy of timing and frequency synchronization significantly impacts the overall system performance.

BIG-bench Machine Learning

Performance Analysis on Machine Learning-Based Channel Estimation

no code implementations10 Nov 2019 Kai Mei, Jun Liu, Xiaochen Zhang, Nandana Rajatheva, Jibo Wei

In this situation, our analysis results can be applied to assess the performance and support the design of machine learning-based channel estimation.

BIG-bench Machine Learning

Cannot find the paper you are looking for? You can Submit a new open access paper.