no code implementations • COLING 2022 • Qing Yin, Zhihua Wang, Yunya Song, Yida Xu, Shuai Niu, Liang Bai, Yike Guo, Xian Yang
In this paper, we propose a novel DEC model, which we named the deep embedded clustering model with cluster-level representation learning (DECCRL) to jointly learn cluster and instance level representations.
1 code implementation • 13 Apr 2024 • Yingjie Zhou, ZiCheng Zhang, Wei Sun, Xiaohong Liu, Xiongkuo Min, Zhihua Wang, Xiao-Ping Zhang, Guangtao Zhai
In the realm of media technology, digital humans have gained prominence due to rapid advancements in computer technology.
2 code implementations • 10 Apr 2024 • Kehua Feng, Keyan Ding, Kede Ma, Zhihua Wang, Qiang Zhang, Huajun Chen
The past years have witnessed a proliferation of large language models (LLMs).
no code implementations • 24 Jan 2024 • Yiqiao Liao, Chao Zhang, Milin Zhang, Zhihua Wang, Xiang Xie
This paper proposed LightSleepNet - a light-weight, 1-d Convolutional Neural Network (CNN) based personalized architecture for real-time sleep staging, which can be implemented on various mobile platforms with limited hardware resources.
no code implementations • 7 Jan 2024 • Chao Zhang, Yiqiao Liao, Siqi Han, Milin Zhang, Zhihua Wang, Xiang Xie
The proposed algorithm achieves a state-of-the-art single-channel sleep staging accuracy of 86. 5%, with only 0. 6% deterioration from the state-of-the-art multi-channel model.
no code implementations • 18 Dec 2023 • Yemin Yu, Luotian Yuan, Ying WEI, Hanyu Gao, Xinhai Ye, Zhihua Wang, Fei Wu
Machine learning-assisted retrosynthesis prediction models have been gaining widespread adoption, though their performances oftentimes degrade significantly when deployed in real-world applications embracing out-of-distribution (OOD) molecules or reactions.
1 code implementation • CVPR 2023 • Haoyu Chen, Zhihua Wang, Yang Yang, Qilin Sun, Kede Ma
Most well-established and widely used color difference (CD) metrics are handcrafted and subject-calibrated against uniformly colored patches, which do not generalize well to photographic images characterized by natural scene complexities.
no code implementations • 4 Dec 2022 • Qi Tian, Kun Kuang, Kelu Jiang, Furui Liu, Zhihua Wang, Fei Wu
The success of deep learning is partly attributed to the availability of massive data downloaded freely from the Internet.
1 code implementation • 23 Aug 2022 • Anpeng Wu, Kun Kuang, Ruoxuan Xiong, Minqing Zhu, Yuxuan Liu, Bo Li, Furui Liu, Zhihua Wang, Fei Wu
The advent of the big data era brought new opportunities and challenges to draw treatment effect in data fusion, that is, a mixed dataset collected from multiple sources (each source with an independent treatment assignment mechanism).
1 code implementation • 26 May 2022 • Zhihua Wang, Keshuo Xu, Yang Yang, Jianlei Dong, Shuhang Gu, Lihao Xu, Yuming Fang, Kede Ma
Measuring perceptual color differences (CDs) is of great importance in modern smartphone photography.
no code implementations • 29 Sep 2021 • Yinjie Jiang, Zhengyu Chen, Luotian Yuan, Ying WEI, Kun Kuang, Xinhai Ye, Zhihua Wang, Fei Wu
Meta-learning has emerged as a potent paradigm for quick learning of few-shot tasks, by leveraging the meta-knowledge learned from meta-training tasks.
1 code implementation • 6 Jul 2021 • Qingyong Hu, Bo Yang, Linhai Xie, Stefano Rosa, Yulan Guo, Zhihua Wang, Niki Trigoni, Andrew Markham
We study the problem of efficient semantic segmentation of large-scale 3D point clouds.
1 code implementation • 26 Jun 2021 • Zhihua Wang, Dingquan Li, Kede Ma
Ensemble methods are generally regarded to be better than a single model if the base learners are deemed to be "accurate" and "diverse."
no code implementations • CVPR 2021 • Zhihua Wang, Haotao Wang, Tianlong Chen, Zhangyang Wang, Kede Ma
Recently, the group maximum differentiation competition (gMAD) has been used to improve blind image quality assessment (BIQA) models, with the help of full-reference metrics.
1 code implementation • Conference 2019 • Shaofeng Zou, Mingzhu Long, Xuyang Wang, Xiang Xie, Guolin Li, Zhihua Wang
The number of iterations is reduced about 36% by using transfer learning in our DIP process.
no code implementations • 8 Mar 2020 • Zhihua Wang, Kede Ma
We then seek pairs of images by comparing the baseline model with a set of full-reference IQA methods in gMAD.
6 code implementations • CVPR 2020 • Qingyong Hu, Bo Yang, Linhai Xie, Stefano Rosa, Yulan Guo, Zhihua Wang, Niki Trigoni, Andrew Markham
We study the problem of efficient semantic segmentation for large-scale 3D point clouds.
Ranked #3 on Semantic Segmentation on Toronto-3D L002
1 code implementation • 27 Nov 2018 • Linhai Xie, Yishu Miao, Sen Wang, Phil Blunsom, Zhihua Wang, Changhao Chen, Andrew Markham, Niki Trigoni
Due to the sparse rewards and high degree of environment variation, reinforcement learning approaches such as Deep Deterministic Policy Gradient (DDPG) are plagued by issues of high variance when applied in complex real world environments.
Robotics
no code implementations • 7 Sep 2018 • Zhihua Wang, Stefano Rosa, Yishu Miao, Zihang Lai, Linhai Xie, Andrew Markham, Niki Trigoni
In this framework, real images are first converted to a synthetic domain representation that reduces complexity arising from lighting and texture.
1 code implementation • 25 Apr 2018 • Zhihua Wang, Stefano Rosa, Bo Yang, Sen Wang, Niki Trigoni, Andrew Markham
This is further confounded by the fact that shape information about encountered objects in the real world is often impaired by occlusions, noise and missing regions e. g. a robot manipulating an object will only be able to observe a partial view of the entire solid.
1 code implementation • 16 Apr 2018 • Zhihua Wang, Stefano Rosa, Linhai Xie, Bo Yang, Sen Wang, Niki Trigoni, Andrew Markham
Modelling the physical properties of everyday objects is a fundamental prerequisite for autonomous robots.
Robotics
no code implementations • 15 Mar 2018 • Rahman Attar, Xiang Xie, Zhihua Wang, Shigang Yue
The proposed new wireless endoscopic image stitching method consists of two main steps to improve the accuracy and efficiency of image registration.
no code implementations • 14 Jan 2018 • Jiannan Zhao, Cheng Hu, Chun Zhang, Zhihua Wang, Shigang Yue
The observed results from the experiments demonstrated that the LGMD collision detector is feasible to work as a vision module for the quadcopter's collision avoidance task.