Search Results for author: Haiyang Liu

Found 16 papers, 6 papers with code

Global-Aware Enhanced Spatial-Temporal Graph Recurrent Networks: A New Framework For Traffic Flow Prediction

no code implementations7 Jan 2024 Haiyang Liu, Chunjiang Zhu, Detian Zhang

A sequence-aware graph neural network is proposed and integrated into the Gated Recurrent Unit (GRU) to learn non-fixed graphs at different time steps and capture local temporal relationships.

Graph Neural Network Traffic Prediction

Equal Incremental Cost-Based Optimization Method to Enhance Efficiency for IPOP-Type Converters

no code implementations12 Nov 2023 Hanfeng Cai, Haiyang Liu, Heyang Sun, Qiao Wang

This paper addresses the issue of enhancing the efficiency of a multiple module system connected in parallel during operation and proposes an algorithm based on equal incremental cost for dynamic load allocation.

Multi-Scale Spatial-Temporal Recurrent Networks for Traffic Flow Prediction

no code implementations12 Oct 2023 Haiyang Liu, Chunjiang Zhu, Detian Zhang, Qing Li

Traffic flow prediction is one of the most fundamental tasks of intelligent transportation systems.

Exploring the Mutual Influence between Self-Supervised Single-Frame and Multi-Frame Depth Estimation

1 code implementation25 Apr 2023 Jie Xiang, Yun Wang, Lifeng An, Haiyang Liu, Jian Liu

Although both self-supervised single-frame and multi-frame depth estimation methods only require unlabeled monocular videos for training, the information they leverage varies because single-frame methods mainly rely on appearance-based features while multi-frame methods focus on geometric cues.

Depth Estimation

Attention-based Spatial-Temporal Graph Convolutional Recurrent Networks for Traffic Forecasting

no code implementations25 Feb 2023 Haiyang Liu, Chunjiang Zhu, Detian Zhang, Qing Li

The key challenge is to effectively model complex spatial-temporal dependencies and correlations in modern traffic data.

Visual Attention-based Self-supervised Absolute Depth Estimation using Geometric Priors in Autonomous Driving

2 code implementations18 May 2022 Jie Xiang, Yun Wang, Lifeng An, Haiyang Liu, Zijun Wang, Jian Liu

Although existing monocular depth estimation methods have made great progress, predicting an accurate absolute depth map from a single image is still challenging due to the limited modeling capacity of networks and the scale ambiguity issue.

Autonomous Driving Monocular Depth Estimation

BEAT: A Large-Scale Semantic and Emotional Multi-Modal Dataset for Conversational Gestures Synthesis

1 code implementation10 Mar 2022 Haiyang Liu, Zihao Zhu, Naoya Iwamoto, Yichen Peng, Zhengqing Li, You Zhou, Elif Bozkurt, Bo Zheng

Achieving realistic, vivid, and human-like synthesized conversational gestures conditioned on multi-modal data is still an unsolved problem due to the lack of available datasets, models and standard evaluation metrics.

Gesture Generation Gesture Recognition

Self-Supervision and Spatial-Sequential Attention Based Loss for Multi-Person Pose Estimation

no code implementations20 Oct 2021 Haiyang Liu, Dingli Luo, Songlin Du, Takeshi Ikenaga

To solve these problems, this paper proposes (i) a new loss organization method which uses self-supervised heatmaps to reduce prediction contradictions and spatial-sequential attention to enhance networks' features extraction; (ii) a new combination of predictions composed by heatmaps, Part Affinity Fields (PAFs) and our block-inside offsets to fix pixel-level joints positions and further demonstrates the effectiveness of proposed loss function.

Multi-Person Pose Estimation

Learning unbiased zero-shot semantic segmentation networks via transductive transfer

1 code implementation1 Jul 2020 Haiyang Liu, Yichen Wang, Jiayi Zhao, Guowu Yang, Fengmao Lv

Our method assumes that both the source images with full pixel-level labels and unlabeled target images are available during training.

Attribute Segmentation +4

Towards User Friendly Medication Mapping Using Entity-Boosted Two-Tower Neural Network

no code implementations17 Jun 2020 Shaoqing Yuan, Parminder Bhatia, Busra Celikkaya, Haiyang Liu, Kyunghwan Choi

Medication name inference is the task of mapping user friendly medication names from a free-form text to a concept in a normalized medication list.

Clustering Descriptive +1

Optimizing Cooperative path-finding: A Scalable Multi-Agent RRT* with Dynamic Potential Fields

no code implementations16 Nov 2019 Jinmingwu Jiang, Kaigui Wu, Haiyang Liu, Ren Zhang, Jingxin Liu, Yong He, Xipeng Kou

Cooperative path-finding in multi-agent systems demands scalable solutions to navigate agents from their origins to destinations without conflict.

Computational Efficiency Multi-Agent Path Finding +1

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