Search Results for author: Xiangrong Wang

Found 5 papers, 1 papers with code

Saliency-Aware Regularized Graph Neural Network

no code implementations1 Jan 2024 Wenjie Pei, Weina Xu, Zongze Wu, Weichao Li, Jinfan Wang, Guangming Lu, Xiangrong Wang

In this work, we propose the Saliency-Aware Regularized Graph Neural Network (SAR-GNN) for graph classification, which consists of two core modules: 1) a traditional graph neural network serving as the backbone for learning node features and 2) the Graph Neural Memory designed to distill a compact graph representation from node features of the backbone.

Graph Classification Representation Learning +2

Cognitive-Driven Optimization of Sparse Array Transceiver for MIMO Radar Beamforming

no code implementations4 Mar 2021 Weitong Zhai, Xiangrong Wang, Syed A. Hamza, Moeness G. Amin

Cognitive multiple-input multiple-output (MIMO) radar is capable of adjusting system parameters adaptively by sensing and learning in complex dynamic environment.

Adaptive Sparse Array Beamformer Design by Regularized Complementary Antenna Switching

no code implementations4 Mar 2021 Xiangrong Wang, Maria Greco, Fulvio Gini

In this work, we propose a novel strategy of adaptive sparse array beamformer design, referred to as regularized complementary antenna switching (RCAS), to swiftly adapt both array configuration and excitation weights in accordance to the dynamic environment for enhancing interference suppression.

Sparse Array Transceiver Design for Enhanced Adaptive Beamforming in MIMO Radar

no code implementations20 Feb 2021 Syed A. Hamza, Weitong Zhai, Xiangrong Wang, Moeness G. Amin

The proposed approach entails an entwined design, i. e., jointly selecting the optimum transmit and receive sensor locations for accomplishing MaxSINR receive beamforming.

Memory-Attended Recurrent Network for Video Captioning

1 code implementation CVPR 2019 Wenjie Pei, Jiyuan Zhang, Xiangrong Wang, Lei Ke, Xiaoyong Shen, Yu-Wing Tai

Typical techniques for video captioning follow the encoder-decoder framework, which can only focus on one source video being processed.

Video Captioning

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