Search Results for author: Pu Wang

Found 25 papers, 11 papers with code

Pattern-Coupled Sparse Bayesian Learning for Recovery of Block-Sparse Signals

no code implementations9 Nov 2013 Jun Fang, Yanning Shen, Hongbin Li, Pu Wang

In this paper, we develop a new sparse Bayesian learning method for recovery of block-sparse signals with unknown cluster patterns.

T-GCN: A Temporal Graph ConvolutionalNetwork for Traffic Prediction

10 code implementations12 Nov 2018 Ling Zhao, Yujiao Song, Chao Zhang, Yu Liu, Pu Wang, Tao Lin, Min Deng, Haifeng Li

However, traffic forecasting has always been considered an open scientific issue, owing to the constraints of urban road network topological structure and the law of dynamic change with time, namely, spatial dependence and temporal dependence.

Management Traffic Prediction

Deep CSI Learning for Gait Biometric Sensing and Recognition

1 code implementation6 Feb 2019 Kalvik Jakkala, Arupjyoti Bhuya, Zhi Sun, Pu Wang, Zhuo Cheng

Gait is a person's natural walking style and a complex biological process that is unique to each person.

Denoising Gait Identification

KST-GCN: A Knowledge-Driven Spatial-Temporal Graph Convolutional Network for Traffic Forecasting

1 code implementation26 Nov 2020 Jiawei Zhu, Xin Han, Hanhan Deng, Chao Tao, Ling Zhao, Pu Wang, Lin Tao, Haifeng Li

On this background, this study presents a knowledge representation-driven traffic forecasting method based on spatial-temporal graph convolutional networks.

Knowledge Graphs Representation Learning

Pre-training for low resource speech-to-intent applications

no code implementations30 Mar 2021 Pu Wang, Hugo Van hamme

In this paper we combine the encoder of an end-to-end ASR system with the prior NMF/capsule network-based user-taught decoder, and investigate whether pre-training methodology can reduce training data requirements for the NMF and capsule network.

MutualNet: Adaptive ConvNet via Mutual Learning from Different Model Configurations

1 code implementation14 May 2021 Taojiannan Yang, Sijie Zhu, Matias Mendieta, Pu Wang, Ravikumar Balakrishnan, Minwoo Lee, Tao Han, Mubarak Shah, Chen Chen

MutualNet is a general training methodology that can be applied to various network structures (e. g., 2D networks: MobileNets, ResNet, 3D networks: SlowFast, X3D) and various tasks (e. g., image classification, object detection, segmentation, and action recognition), and is demonstrated to achieve consistent improvements on a variety of datasets.

Action Recognition Image Classification +2

A Study into Pre-training Strategies for Spoken Language Understanding on Dysarthric Speech

no code implementations15 Jun 2021 Pu Wang, Bagher BabaAli, Hugo Van hamme

The acoustic model is pre-trained in two stages: initialization with a corpus of normal speech and finetuning on a mixture of dysarthric and normal speech.

Automatic Speech Recognition Automatic Speech Recognition (ASR) +2

EdgeML: Towards Network-Accelerated Federated Learning over Wireless Edge

no code implementations14 Oct 2021 Pinyarash Pinyoanuntapong, Prabhu Janakaraj, Ravikumar Balakrishnan, Minwoo Lee, Chen Chen, Pu Wang

To solve such MDP, multi-agent reinforcement learning (MA-RL) algorithms along with domain-specific action space refining schemes are developed, which online learn the delay-minimum forwarding paths to minimize the model exchange latency between the edge devices (i. e., workers) and the remote server.

Edge-computing Federated Learning +1

Sim-to-Real Transfer in Multi-agent Reinforcement Networking for Federated Edge Computing

no code implementations18 Oct 2021 Pinyarash Pinyoanuntapong, Tagore Pothuneedi, Ravikumar Balakrishnan, Minwoo Lee, Chen Chen, Pu Wang

Federated Learning (FL) over wireless multi-hop edge computing networks, i. e., multi-hop FL, is a cost-effective distributed on-device deep learning paradigm.

Edge-computing Federated Learning +3

A Lightweight Graph Transformer Network for Human Mesh Reconstruction from 2D Human Pose

1 code implementation24 Nov 2021 Ce Zheng, Matias Mendieta, Pu Wang, Aidong Lu, Chen Chen

We propose a pose analysis module that uses graph transformers to exploit structured and implicit joint correlations, and a mesh regression module that combines the extracted pose feature with the mesh template to reconstruct the final human mesh.

3D Human Pose Estimation 3D Human Shape Estimation +2

Local Learning Matters: Rethinking Data Heterogeneity in Federated Learning

1 code implementation CVPR 2022 Matias Mendieta, Taojiannan Yang, Pu Wang, Minwoo Lee, Zhengming Ding, Chen Chen

To alleviate this issue, many FL algorithms focus on mitigating the effects of data heterogeneity across clients by introducing a variety of proximal terms, some incurring considerable compute and/or memory overheads, to restrain local updates with respect to the global model.

Federated Learning Privacy Preserving

AutoQML: Automated Quantum Machine Learning for Wi-Fi Integrated Sensing and Communications

no code implementations17 May 2022 Toshiaki Koike-Akino, Pu Wang, Ye Wang

Commercial Wi-Fi devices can be used for integrated sensing and communications (ISAC) to jointly exchange data and monitor indoor environment.

BIG-bench Machine Learning Quantum Machine Learning

Quantum Transfer Learning for Wi-Fi Sensing

no code implementations17 May 2022 Toshiaki Koike-Akino, Pu Wang, Ye Wang

Beyond data communications, commercial-off-the-shelf Wi-Fi devices can be used to monitor human activities, track device locomotion, and sense the ambient environment.

Transfer Learning

Deep learning on rail profiles matching

1 code implementation18 May 2022 Kunqi Wang, Daolin Si, Pu Wang, Jing Ge, Peiyuan Ni, Shuguo Wang

Matching the rail cross-section profiles measured on site with the designed profile is a must to evaluate the wear of the rail, which is very important for track maintenance and rail safety.

Bottleneck Low-rank Transformers for Low-resource Spoken Language Understanding

no code implementations28 Jun 2022 Pu Wang, Hugo Van hamme

End-to-end spoken language understanding (SLU) systems benefit from pretraining on large corpora, followed by fine-tuning on application-specific data.

Spoken Language Understanding

Quantum Feature Extraction for THz Multi-Layer Imaging

no code implementations18 Jul 2022 Toshiaki Koike-Akino, Pu Wang, Genki Yamashita, Wataru Tsujita, Makoto Nakajima

A learning-based THz multi-layer imaging has been recently used for contactless three-dimensional (3D) positioning and encoding.

BIG-bench Machine Learning Quantum Machine Learning

GaitMixer: Skeleton-based Gait Representation Learning via Wide-spectrum Multi-axial Mixer

1 code implementation27 Oct 2022 Ekkasit Pinyoanuntapong, Ayman Ali, Pu Wang, Minwoo Lee, Chen Chen

Most existing gait recognition methods are appearance-based, which rely on the silhouettes extracted from the video data of human walking activities.

Multiview Gait Recognition Representation Learning

A Modular Multi-stage Lightweight Graph Transformer Network for Human Pose and Shape Estimation from 2D Human Pose

no code implementations31 Jan 2023 Ayman Ali, Ekkasit Pinyoanuntapong, Pu Wang, Mohsen Dorodchi

In this research, we address the challenge faced by existing deep learning-based human mesh reconstruction methods in balancing accuracy and computational efficiency.

Computational Efficiency

Skeleton-based Human Action Recognition via Convolutional Neural Networks (CNN)

no code implementations31 Jan 2023 Ayman Ali, Ekkasit Pinyoanuntapong, Pu Wang, Mohsen Dorodchi

Recently, there has been a remarkable increase in the interest towards skeleton-based action recognition within the research community, owing to its various advantageous features, including computational efficiency, representative features, and illumination invariance.

Action Recognition Computational Efficiency +2

GaitSADA: Self-Aligned Domain Adaptation for mmWave Gait Recognition

1 code implementation31 Jan 2023 Ekkasit Pinyoanuntapong, Ayman Ali, Kalvik Jakkala, Pu Wang, Minwoo Lee, Qucheng Peng, Chen Chen, Zhi Sun

mmWave radar-based gait recognition is a novel user identification method that captures human gait biometrics from mmWave radar return signals.

Contrastive Learning Domain Adaptation +1

DPATD: Dual-Phase Audio Transformer for Denoising

no code implementations30 Oct 2023 Junhui Li, Pu Wang, Jialu Li, Xinzhe Wang, Youshan Zhang

Recent high-performance transformer-based speech enhancement models demonstrate that time domain methods could achieve similar performance as time-frequency domain methods.

Denoising Speech Enhancement

MMM: Generative Masked Motion Model

1 code implementation6 Dec 2023 Ekkasit Pinyoanuntapong, Pu Wang, Minwoo Lee, Chen Chen

MMM consists of two key components: (1) a motion tokenizer that transforms 3D human motion into a sequence of discrete tokens in latent space, and (2) a conditional masked motion transformer that learns to predict randomly masked motion tokens, conditioned on the pre-computed text tokens.

Motion Synthesis

BAMM: Bidirectional Autoregressive Motion Model

1 code implementation28 Mar 2024 Ekkasit Pinyoanuntapong, Muhammad Usama Saleem, Pu Wang, Minwoo Lee, Srijan Das, Chen Chen

To address these challenges, we propose Bidirectional Autoregressive Motion Model (BAMM), a novel text-to-motion generation framework.

Denoising

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