1 code implementation • 21 Nov 2023 • Ruimin Feng, Qing Wu, Jie Feng, Huajun She, Chunlei Liu, Yuyao Zhang, Hongjiang Wei
Benefiting from the powerful continuous representation and joint estimation of the MRI image and coil sensitivities, IMJENSE outperforms conventional image or k-space domain reconstruction algorithms.
no code implementations • 20 Mar 2023 • Jie Feng, Wenqi Cui, Jorge Cortés, Yuanyuan Shi
Deep reinforcement learning approaches are becoming appealing for the design of nonlinear controllers for voltage control problems, but the lack of stability guarantees hinders their deployment in real-world scenarios.
no code implementations • 31 Dec 2022 • Jie Feng, Ruimin Feng, Qing Wu, Zhiyong Zhang, Yuyao Zhang, Hongjiang Wei
The high-quality and inner continuity of the images provided by INR has great potential to further improve the spatiotemporal resolution of dynamic MRI, without the need of any training data.
1 code implementation • 15 Dec 2022 • Yanan Wu, Shuiqing Zhao, Shouliang Qi, Jie Feng, Haowen Pang, Runsheng Chang, Long Bai, Mengqi Li, Shuyue Xia, Wei Qian, Hongliang Ren
In the first stage, the total airway mask and CT images are provided to the subnetwork, and the intrapulmonary airway mask and corresponding CT scans to the subnetwork in the second stage.
1 code implementation • 16 Sep 2022 • Jie Feng, Yuanyuan Shi, Guannan Qu, Steven H. Low, Anima Anandkumar, Adam Wierman
In this paper, we propose a stability-constrained reinforcement learning (RL) method for real-time voltage control, that guarantees system stability both during policy learning and deployment of the learned policy.
no code implementations • 2 Jun 2022 • Jianhong Han, Zhaoyi Wan, Zhe Liu, Jie Feng, Bingfeng Zhou
We believe this end-to-end paradigm of SparseDet will inspire new thinking on the sparsity of 3D object detection.
1 code implementation • 13 Aug 2021 • Erzhuo Shao, Jie Feng, Yingheng Wang, Tong Xia, Yong Li
Thus, obtaining fine-grained population distribution from coarse-grained distribution becomes an important problem.
no code implementations • 8 Jun 2021 • Rongmei Lin, Xiang He, Jie Feng, Nasser Zalmout, Yan Liang, Li Xiong, Xin Luna Dong
Understanding product attributes plays an important role in improving online shopping experience for customers and serves as an integral part for constructing a product knowledge graph.
1 code implementation • 30 Apr 2021 • Fuxian Li, Jie Feng, Huan Yan, Guangyin Jin, Depeng Jin, Yong Li
Additionally, there is a severe lack of fair comparison among different methods on the same datasets.
1 code implementation • 21 Jan 2021 • Ruimin Feng, Jiayi Zhao, He Wang, Baofeng Yang, Jie Feng, Yuting Shi, Ming Zhang, Chunlei Liu, Yuyao Zhang, Jie Zhuang, Hongjiang Wei
However, there exists a mismatch between the observed phase and the theoretical forward phase estimated by the susceptibility label.
no code implementations • 3 Jan 2021 • Tong Xia, Yunhan Qi, Jie Feng, Fengli Xu, Funing Sun, Diansheng Guo, Yong Li
A considerable amount of mobility data has been accumulated due to the proliferation of location-based service.
no code implementations • 19 Aug 2020 • Yueyang Wang, Ziheng Duan, Yida Huang, Haoyan Xu, Jie Feng, Anni Ren
To characterize complex relations among variables, a relation embedding module is designed in MTHetGNN, where each variable is regarded as a graph node, and each type of edge represents a specific static or dynamic relationship.
no code implementations • 18 Aug 2020 • Yifu Zhou, Ziheng Duan, Haoyan Xu, Jie Feng, Anni Ren, Yueyang Wang, Xiaoqian Wang
In this paper, a MTS forecasting framework that can capture the long-term trends and short-term fluctuations of time series in parallel is proposed.
no code implementations • 26 May 2020 • XiangJi Wu, Ziwen Zhang, Jie Feng, Lei Zhou, Junmin Wu
We present an end-to-end trainable framework for P-frame compression in this paper.
no code implementations • 16 May 2020 • Haoyan Xu, Ziheng Duan, Jie Feng, Runjian Chen, Qianru Zhang, Zhongbin Xu, Yueyang Wang
Next, a novel graph neural network with an attention mechanism is designed to map each subgraph into an embedding vector.
no code implementations • 14 May 2020 • Haoyan Xu, Runjian Chen, Yueyang Wang, Ziheng Duan, Jie Feng
In this paper, we focus on similarity computation for large-scale graphs and propose the "embedding-coarsening-matching" framework CoSimGNN, which first embeds and coarsens large graphs with adaptive pooling operation and then deploys fine-grained interactions on the coarsened graphs for final similarity scores.
2 code implementations • 3 May 2020 • Ziheng Duan, Haoyan Xu, Yida Huang, Jie Feng, Yueyang Wang
Multivariate time series (MTS) forecasting is an essential problem in many fields.
no code implementations • Remote Sensing 2020 • Jie Feng, Xueliang Feng, Jiantong Chen, Xianghai Cao, Xiangrong Zhang, Licheng Jiao, Tao Yu
To address this problem, a symmetric convolutional GAN based on collaborative learning and attention mechanism (CA-GAN) is proposed.
Ranked #7 on
Hyperspectral Image Classification
on Indian Pines
1 code implementation • 1 Dec 2019 • Bo Li, Jie Feng, Bingfeng Zhou
We present a pipeline for modeling spatially varying BRDFs (svBRDFs) of planar materials which only requires a mobile phone for data acquisition.
Graphics
1 code implementation • 12 May 2019 • Guanjie Zheng, Yuanhao Xiong, Xinshi Zang, Jie Feng, Hua Wei, Huichu Zhang, Yong Li, Kai Xu, Zhenhui Li
Increasingly available city data and advanced learning techniques have empowered people to improve the efficiency of our city functions.
no code implementations • 25 Oct 2018 • Zefang Zong, Jie Feng, Kechun Liu, Hongzhi Shi, Yong Li
In this paper, we first propose the idea to generate dynamic population distributions in full-time series, then we design dynamic population mapping via deep neural network(DeepDPM), a model that describes both spatial and temporal patterns using coarse data and point of interest information.
no code implementations • 16 Jun 2016 • Jie Feng, Svebor Karaman, I-Hong Jhuo, Shih-Fu Chang
Learning-based hashing is often used in large scale image retrieval as they provide a compact representation of each sample and the Hamming distance can be used to efficiently compare two samples.
no code implementations • CVPR 2016 • Jie Feng, Brian Price, Scott Cohen, Shih-Fu Chang
While these methods achieve better results than color-based methods, they are still limited in either using depth as an additional color channel or simply combining depth with color in a linear way.
no code implementations • 21 Oct 2014 • Jie Feng, Wei Liu, Yan Wang
Binary codes have been widely used in vision problems as a compact feature representation to achieve both space and time advantages.