Search Results for author: Minhao Liu

Found 11 papers, 3 papers with code

Oriented Object Detection in Optical Remote Sensing Images using Deep Learning: A Survey

no code implementations21 Feb 2023 Kun Wang, Zi Wang, Zhang Li, Ang Su, Xichao Teng, Minhao Liu, Qifeng Yu

Given the rapid development of this field, this paper aims to provide a comprehensive survey of recent advances in oriented object detection.

Object object-detection +2

DeepFIB: Self-Imputation for Time Series Anomaly Detection

no code implementations12 Dec 2021 Minhao Liu, Zhijian Xu, Qiang Xu

Due to the inherently unpredictable and highly varied nature of anomalies and the lack of anomaly labels in historical data, the AD problem is typically formulated as an unsupervised learning problem.

Anomaly Detection Fraud Detection +4

T-WaveNet: A Tree-Structured Wavelet Neural Network for Time Series Signal Analysis

no code implementations ICLR 2022 Minhao Liu, Ailing Zeng, Qiuxia Lai, Ruiyuan Gao, Min Li, Jing Qin, Qiang Xu

In this work, we propose a novel tree-structured wavelet neural network for time series signal analysis, namely T-WaveNet, by taking advantage of an inherent property of various types of signals, known as the dominant frequency range.

Activity Recognition Representation Learning +3

Learning Skeletal Graph Neural Networks for Hard 3D Pose Estimation

no code implementations ICCV 2021 Ailing Zeng, Xiao Sun, Lei Yang, Nanxuan Zhao, Minhao Liu, Qiang Xu

While the average prediction accuracy has been improved significantly over the years, the performance on hard poses with depth ambiguity, self-occlusion, and complex or rare poses is still far from satisfactory.

3D Human Pose Estimation 3D Pose Estimation +3

Information Bottleneck Approach to Spatial Attention Learning

1 code implementation7 Aug 2021 Qiuxia Lai, Yu Li, Ailing Zeng, Minhao Liu, Hanqiu Sun, Qiang Xu

Extensive experiments show that the proposed IB-inspired spatial attention mechanism can yield attention maps that neatly highlight the regions of interest while suppressing backgrounds, and bootstrap standard DNN structures for visual recognition tasks (e. g., image classification, fine-grained recognition, cross-domain classification).

Decision Making domain classification +1

SCINet: Time Series Modeling and Forecasting with Sample Convolution and Interaction

3 code implementations17 Jun 2021 Minhao Liu, Ailing Zeng, Muxi Chen, Zhijian Xu, Qiuxia Lai, Lingna Ma, Qiang Xu

One unique property of time series is that the temporal relations are largely preserved after downsampling into two sub-sequences.

 Ranked #1 on Time Series Forecasting on ETTh1 (24) Multivariate (using extra training data)

Time Series Traffic Prediction +1

Relational Graph Neural Network Design via Progressive Neural Architecture Search

no code implementations30 May 2021 Ailing Zeng, Minhao Liu, Zhiwei Liu, Ruiyuan Gao, Jing Qin, Qiang Xu

We propose a novel solution to addressing a long-standing dilemma in the representation learning of graph neural networks (GNNs): how to effectively capture and represent useful information embedded in long-distance nodes to improve the performance of nodes with low homophily without leading to performance degradation in nodes with high homophily.

Neural Architecture Search Node Classification +1

T-WaveNet: Tree-Structured Wavelet Neural Network for Sensor-Based Time Series Analysis

no code implementations10 Dec 2020 Minhao Liu, Ailing Zeng, Qiuxia Lai, Qiang Xu

Motivated by the fact that usually a small subset of the frequency components carries the primary information for sensor data, we propose a novel tree-structured wavelet neural network for sensor data analysis, namely \emph{T-WaveNet}.

Activity Recognition Brain Computer Interface +5

SRNet: Improving Generalization in 3D Human Pose Estimation with a Split-and-Recombine Approach

1 code implementation ECCV 2020 Ailing Zeng, Xiao Sun, Fuyang Huang, Minhao Liu, Qiang Xu, Stephen Lin

With the reduced dimensionality of less relevant body areas, the training set distribution within network branches more closely reflects the statistics of local poses instead of global body poses, without sacrificing information important for joint inference.

Monocular 3D Human Pose Estimation

DeepFuse: An IMU-Aware Network for Real-Time 3D Human Pose Estimation from Multi-View Image

no code implementations9 Dec 2019 Fuyang Huang, Ailing Zeng, Minhao Liu, Qiuxia Lai, Qiang Xu

In this paper, we propose a two-stage fully 3D network, namely \textbf{DeepFuse}, to estimate human pose in 3D space by fusing body-worn Inertial Measurement Unit (IMU) data and multi-view images deeply.

3D Human Pose Estimation 3D Pose Estimation

Structure-Aware 3D Hourglass Network for Hand Pose Estimation from Single Depth Image

no code implementations26 Dec 2018 Fuyang Huang, Ailing Zeng, Minhao Liu, Jing Qin, Qiang Xu

Experimental results show that the proposed structure-aware 3D hourglass network is able to achieve a mean joint error of 7. 4 mm in MSRA and 8. 9 mm in NYU datasets, respectively.

Hand Pose Estimation

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