Search Results for author: Zhi Qiao

Found 16 papers, 6 papers with code

Coarse-Fine View Attention Alignment-Based GAN for CT Reconstruction from Biplanar X-Rays

no code implementations19 Aug 2024 Zhi Qiao, Hanqiang Ouyang, Dongheng Chu, Huishu Yuan, XianTong Zhen, Pei Dong, Zhen Qian

For surgical planning and intra-operation imaging, CT reconstruction using X-ray images can potentially be an important alternative when CT imaging is not available or not feasible.

CT Reconstruction

Reconstruct Spine CT from Biplanar X-Rays via Diffusion Learning

no code implementations19 Aug 2024 Zhi Qiao, Xuhui Liu, Xiaopeng Wang, Runkun Liu, XianTong Zhen, Pei Dong, Zhen Qian

Intraoperative CT imaging serves as a crucial resource for surgical guidance; however, it may not always be readily accessible or practical to implement.

CT Reconstruction Image Generation +1

HYDEN: Hyperbolic Density Representations for Medical Images and Reports

no code implementations19 Aug 2024 Zhi Qiao, Linbin Han, XianTong Zhen, Jia-Hong Gao, Zhen Qian

In light of the inherent entailment relations between images and text, hyperbolic point vector embeddings, leveraging the hierarchical modeling advantages of hyperbolic space, have been utilized for visual semantic representation learning.

Representation Learning

Masked and Permuted Implicit Context Learning for Scene Text Recognition

no code implementations25 May 2023 Xiaomeng Yang, Zhi Qiao, Jin Wei, Dongbao Yang, Yu Zhou

We utilize the training procedure of PLM, and to integrate MLM, we incorporate word length information into the decoding process and replace the undetermined characters with mask tokens.

Decoder Language Modelling +2

1st Place Solutions for UG2+ Challenge 2022 ATMOSPHERIC TURBULENCE MITIGATION

no code implementations30 Oct 2022 Zhuang Liu, Zhichao Zhao, Ye Yuan, Zhi Qiao, Jinfeng Bai, Zhilong Ji

In this technical report, we briefly introduce the solution of our team ''summer'' for Atomospheric Turbulence Mitigation in UG$^2$+ Challenge in CVPR 2022.

Image Quality Assessment Image Reconstruction

Real-time X-ray Phase-contrast Imaging Using SPINNet -- A Speckle-based Phase-contrast Imaging Neural Network

no code implementations18 Jan 2022 Zhi Qiao, Xianbo Shi, YuDong Yao, Michael J. Wojcik, Luca Rebuffi, Mathew J. Cherukara, Lahsen Assoufid

In addition to significant improvement in speed, our experimental results show that the imaging resolution and phase retrieval quality of SPINNet outperform existing single-shot speckle-based methods.

Retrieval

PIMNet: A Parallel, Iterative and Mimicking Network for Scene Text Recognition

1 code implementation9 Sep 2021 Zhi Qiao, Yu Zhou, Jin Wei, Wei Wang, Yuan Zhang, Ning Jiang, Hongbin Wang, Weiping Wang

In this paper, we propose a Parallel, Iterative and Mimicking Network (PIMNet) to balance accuracy and efficiency.

Decoder Scene Text Recognition

PyHealth: A Python Library for Health Predictive Models

2 code implementations11 Jan 2021 Yue Zhao, Zhi Qiao, Cao Xiao, Lucas Glass, Jimeng Sun

PyHealth consists of data preprocessing module, predictive modeling module, and evaluation module.

Benchmarking BIG-bench Machine Learning

FLANNEL: Focal Loss Based Neural Network Ensemble for COVID-19 Detection

no code implementations30 Oct 2020 Zhi Qiao, Austin Bae, Lucas M. Glass, Cao Xiao, Jimeng Sun

To test the possibility of differentiating chest x-ray images of COVID-19 against other pneumonia and healthy patients using deep neural networks.

Gaussian Constrained Attention Network for Scene Text Recognition

1 code implementation19 Oct 2020 Zhi Qiao, Xugong Qin, Yu Zhou, Fei Yang, Weiping Wang

In this paper, we propose Gaussian Constrained Attention Network to deal with this problem.

Scene Text Recognition

SUOD: Accelerating Large-Scale Unsupervised Heterogeneous Outlier Detection

1 code implementation11 Mar 2020 Yue Zhao, Xiyang Hu, Cheng Cheng, Cong Wang, Changlin Wan, Wen Wang, Jianing Yang, Haoping Bai, Zheng Li, Cao Xiao, Yunlong Wang, Zhi Qiao, Jimeng Sun, Leman Akoglu

Outlier detection (OD) is a key machine learning (ML) task for identifying abnormal objects from general samples with numerous high-stake applications including fraud detection and intrusion detection.

Dimensionality Reduction Fraud Detection +2

Combining GHOST and Casper

6 code implementations6 Mar 2020 Vitalik Buterin, Diego Hernandez, Thor Kamphefner, Khiem Pham, Zhi Qiao, Danny Ryan, Juhyeok Sin, Ying Wang, Yan X Zhang

We present "Gasper," a proof-of-stake-based consensus protocol, which is an idealized version of the proposed Ethereum 2. 0 beacon chain.

Cryptography and Security 68W15

Shape-Aware Organ Segmentation by Predicting Signed Distance Maps

no code implementations9 Dec 2019 Yuan Xue, Hui Tang, Zhi Qiao, Guanzhong Gong, Yong Yin, Zhen Qian, Chao Huang, Wei Fan, Xiaolei Huang

In this work, we propose to resolve the issue existing in current deep learning based organ segmentation systems that they often produce results that do not capture the overall shape of the target organ and often lack smoothness.

Hippocampus Organ Segmentation +1

Cannot find the paper you are looking for? You can Submit a new open access paper.