Qi Zheng

105 papers A* 4A 1B 2C 5Misc 3Journal 61Unranked 28
YearRankTypeTitle / Venue / Authors
2026 J jnl
A Visual Semantic Adaptive Watermark grounded by Prefix-Tuning for Large Vision-Language Model.
CoRR
Qi Zheng, Shuliang Liu, Yu Huang, Sihang Jia, Jungang Li, Lyuhao Chen, Junhao Chen, Hanqian Li, Aiwei Liu, Yibo Yan, Xuming Hu
2026 J jnl
Can AI Chatbots Support Me as Human Agents? Exploring the Roles of Governmental Agent Type and Person-Centered Communication Strategies During Natural Disasters.
Int. J. Hum. Comput. Interact.
Qi Zheng, Emily Shuo Zhan, Chuqing Dong, Esther Thorson, Junwen M. Hu
2026 J jnl
Distilling the Thought, Watermarking the Answer: A Principle Semantic Guided Watermark for Large Reasoning Models.
CoRR
Shuliang Liu, Xingyu Li, Hongyi Liu, Yibo Yan, Bingchen Duan, Qi Zheng, Dong Fang, Lingfeng Su, Xuming Hu
2026 J jnl
Output Feedback Resilient Secure Control for Spacecraft Dual Quaternion Systems With DoS Attacks.
IEEE Trans. Aerosp. Electron. Syst.
Kangkang Sun, Qi Zheng, Yuhan Liu, Jianbin Qiu
2026 J jnl
Vector-Valued Distributional Reinforcement Learning Policy Evaluation: A Hilbert Space Embedding Approach.
CoRR
Mehrdad Mohammadi, Qi Zheng, Ruoqing Zhu
2026 J jnl
Visionary Co-Driver: Enhancing Driver Perception of Potential Risks With LLM and HUD.
IEEE Trans. Intell. Transp. Syst.
Wei Xiang, Ziyue Lei, Jie Wang, Yingying Huang, Qi Zheng, Tianyi Zhang, An Zhao, Lingyun Sun
2025 J jnl
A Survey on Proactive Defense Strategies Against Misinformation in Large Language Models.
CoRR
Shuliang Liu, Hongyi Liu, Aiwei Liu, Bingchen Duan, Qi Zheng, Yibo Yan, He Geng, Peijie Jiang, Jia Liu, Xuming Hu
2025 J jnl
An Atomic Skill Library Construction Method for Data-Efficient Embodied Manipulation.
CoRR
Dongjiang Li, Bo Peng, Chang Li, Ning Qiao, Qi Zheng, Lei Sun, Yusen Qin, Bangguo Li, Yifeng Luan, Yibing Zhan, Mingang Sun, Tong Xu, Lusong Li, Hui Shen, Xiaodong He
2025 J jnl
AssemMate: Graph-Based LLM for Robotic Assembly Assistance.
CoRR
Qi Zheng, Chaoran Zhang, Zijian Liang, Ente Lin, Shubo Cui, Qinghongbing Xie, Zhaobo Xu, Long Zeng
2025 C conf
Blind Quality Assessment of Light Field Images via Fourier Channel Attention and Multi-Scale Fusion.
ISCAS
Chengwei Wang, Jian Ma, Junbo Wang, Dong Liang, Linsheng Huang, Qi Zheng, Hao Sheng
2025 J jnl
CSI-Based NOMA With EM Algorithm for ISAC.
IEEE Trans. Veh. Technol.
Qi Zheng, Miaowen Wen, Yue Xiao, Jie Li
2025 A* conf
End-to-End HOI Reconstruction Transformer with Graph-based Encoding.
CVPR
Zhenrong Wang, Qi Zheng, Sihan Ma, Maosheng Ye, Yibing Zhan, Dongjiang Li
2025 J jnl
End-to-End HOI Reconstruction Transformer with Graph-based Encoding.
CoRR
Zhenrong Wang, Qi Zheng, Sihan Ma, Maosheng Ye, Yibing Zhan, Dongjiang Li
2025 J jnl
Geometric Continuity and Consistency Learning for Self-Supervised Point Cloud Completion.
IEEE Trans. Multim.
Junkang Ma, Shuoyao Wang, Qi Zheng, Xiaochun Mai
2025 J jnl
Glare countering and exploiting via dual stream network for nighttime vehicle detection.
Vis. Comput.
Pengshu Du, Xiao Wang, Qi Zheng, Xi Wang, Weigang Li, Xin Xu
2025 J jnl
Let Computing Be a Powerful Tool for Teaching Conceptual Biostatistics to Public Health Students.
Int. J. Adv. Corp. Learn.
Qi Zheng
2025 A* conf
MAAQR: An LLM-based Multi-Agent Framework for Adaptive Query Rewriting in Alipay Search.
SIGIR
Qi Zheng, Mingjie Zhong, Saisai Gong, Huimin Jiang, Kaixin Wu, Hong Liu, Jia Xu, Linjian Mo
2025 — conf
Managing Work Stress in Digitalized Workplaces: A Scoping Review of Technology-Enabled Coping.
PACIS
Qi Zheng, Maylis Saigot
2025 J jnl
Multi-time-scale with clockwork recurrent neural network modeling for sequential recommendation.
J. Supercomput.
Nana Huang, Hongwei Ding, Ruimin Hu, Pengfei Jiao, Zhidong Zhao, Bin Yang, Qi Zheng
2025 B conf
Partially-overlapping AFDM-OMA for Uplink Transmission.
GLOBECOM
Qi Zheng, Miaowen Wen, Yao Ge, Qiang Li
2025 J jnl
Secure Control for Spacecraft Relative Dual-Quaternion Systems With Denial-of-Service Attacks.
IEEE Trans. Aerosp. Electron. Syst.
Kangkang Sun, Qi Zheng, Rongyu Jin
2025 J jnl
VLA-Mark: A cross modal watermark for large vision-language alignment model.
CoRR
Shuliang Liu, Qi Zheng, Jesse Jiaxi Xu, Yibo Yan, He Geng, Aiwei Liu, Peijie Jiang, Jia Liu, Yik-Cheung Tam, Xuming Hu
2025 J jnl
Video Signature: In-generation Watermarking for Latent Video Diffusion Models.
CoRR
Yu Huang, Junhao Chen, Qi Zheng, Hanqian Li, Shuliang Liu, Xuming Hu
2025 J jnl
Visionary Co-Driver: Enhancing Driver Perception of Potential Risks with LLM and HUD.
CoRR
Wei Xiang, Ziyue Lei, Jie Wang, Yingying Huang, Qi Zheng, Tianyi Zhang, An Zhao, Lingyun Sun
2024 — conf
Advanced Payment Security System: XGBoost, LightGBM and SMOTE Integrated.
MetaCom
Qi Zheng, Chang Yu, Jin Cao, Yongshun Xu, Qianwen Xing, Yixin Jin
2024 J jnl
Advanced Payment Security System:XGBoost, CatBoost and SMOTE Integrated.
CoRR
Qi Zheng, Chang Yu, Jin Cao, Yongshun Xu, Qianwen Xing, Yinxin Jin
2024 J jnl
An automatic detection method for schizophrenia based on abnormal eye movements in reading tasks.
Expert Syst. Appl.
Hui Yang, Ling He, Wen Li, Qi Zheng, YuanYuan Li, Xiujuan Zheng, Jing Zhang
2024 J jnl
Application of an ANN and LSTM-based Ensemble Model for Stock Market Prediction.
CoRR
Fang Liu, Shaobo Guo, Qianwen Xing, Xinye Sha, Ying Chen, Yuhui Jin, Qi Zheng, Chang Yu
2024 B conf
CE: Knowledge Tracking Model Uncertainty Assessment Method Under Trusted Artificial Intelligence.
SMC
Jiping Bai, Bo Kang, Kexin Hu, Qi Zheng, Xiaodong Wang
2024 J jnl
Enhanced Credit Score Prediction Using Ensemble Deep Learning Model.
CoRR
Qianwen Xing, Chang Yu, Sining Huang, Qi Zheng, Xingyu Mu, Mengying Sun
2024 A* conf
MuEP: A Multimodal Benchmark for Embodied Planning with Foundation Models.
IJCAI
Kanxue Li, Baosheng Yu, Qi Zheng, Yibing Zhan, Yuhui Zhang, Tianle Zhang, Yijun Yang, Yue Chen, Lei Sun, Qiong Cao, Li Shen, Lusong Li, Dapeng Tao, Xiaodong He
2024 J jnl
Retrieving Ocean Surface Wind Speeds in Real Time on Spaceborne GNSS-R Receivers: Algorithm and Validation.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Tongsheng Qiu, Qi Zheng, Xianyi Wang, Feixiong Huang, Junming Xia, Fu Li, Zhuoyan Wang, Yueqiang Sun, Qifei Du, Weihua Bai, Yuerong Cai, Dongwei Wang, Yusen Tian, Shuangshuang Cheng
2024 J jnl
User experience model and design strategies for virtual reality-based cultural heritage exhibition.
Virtual Real.
Qing Gong, Ning Zou, Wenjing Yang, Qi Zheng, Pengrui Chen
2023 J jnl
An Intelligent Rebalance System for Tidal Phenomenon of Dockless Bicycle-Sharing.
IEEE Access
Lyuchao Liao, Ben Li, Dejuan Huang, Zhu Xiao, Qi Zheng
2023 J jnl
Analysis and Mitigation of Radio Frequency Interference in Spaceborne GNSS Ocean Reflectometry Data.
IEEE Trans. Geosci. Remote. Sens.
Feixiong Huang, Cong Yin, Junming Xia, Xianyi Wang, Yueqiang Sun, Weihua Bai, Tongsheng Qiu, Qifei Du, Guanglin Yang, Qi Zheng
2023 — conf
B-Pet: The PET Model with Parameter-Efficient Learning.
NaNA
Qi Zheng, Haizheng Yu
2023 J jnl
Contract selection for fresh produce suppliers cooperating with a platform under a markdown-pricing policy.
Int. J. Prod. Res.
Chang Xu, Tijun Fan, Qi Zheng, Yang Song
2023 A* conf
Modeling Video as Stochastic Processes for Fine-Grained Video Representation Learning.
CVPR
Heng Zhang, Daqing Liu, Qi Zheng, Bing Su
2023 J jnl
Progressive Channel Estimation for Single-Carrier Communications Aided by Reconfigurable Intelligent Surfaces.
IEEE Wirel. Commun. Lett.
Qi Zheng, Miaowen Wen, Qiang Li, George C. Alexandropoulos, Lexi Xu
2023 J jnl
Progressive Localization Networks for Language-Based Moment Localization.
ACM Trans. Multim. Comput. Commun. Appl.
Qi Zheng, Jianfeng Dong, Xiaoye Qu, Xun Yang, Yabing Wang, Pan Zhou, Baolong Liu, Xun Wang
2023 J jnl
Transferring fashion to surveillance with weak labels.
Neural Comput. Appl.
Qi Zheng, Zheng He, Chao Liang, Jun Chen, Chia-Wen Lin, Dapeng Tao
2022 J jnl
A Fresh Approach to a Special Type of the Luria-Delbrück Distribution.
Axioms
Qi Zheng
2022 J jnl
Efficient recognition of dynamic user emotions based on deep neural networks.
Frontiers Neurorobotics
Qi Zheng
2022 J jnl
FeatInter: Exploring fine-grained object features for video-text retrieval.
Neurocomputing
Baolong Liu, Qi Zheng, Yabing Wang, Minsong Zhang, Jianfeng Dong, Xun Wang
2022 J jnl
Impact of RFID Technology on Coordination of a Three-Tier Fresh Product Supply Chain.
Asia Pac. J. Oper. Res.
Qi Zheng, Bin Hu, Tijun Fan, Chang Xu, Xiaolong Li
2022 J jnl
Non-rigid registration of medical images based on $ {S}_2^1\left({\Delta}_{mn}^{(2)}\right) $ non-tensor product B-spline.
Vis. Comput. Ind. Biomed. Art
Qi Zheng, Chaoyue Liu, Jincai Chang
2022 — conf
Understanding Gender Bias in Knowledge Base Embeddings.
ACL (1)
Yupei Du, Qi Zheng, Yuanbin Wu, Man Lan, Yan Yang, Meirong Ma
2021 J jnl
An efficient policy evaluation engine with locomotive algorithm.
Clust. Comput.
Fan Deng, Zhenhua Yu, Houbing Song, Rongyi Zhao, Qi Zheng, Zhenyu Li, Huansheng He, Yixin Zhang, Fangzhi Guo
2021 — conf
Changes in Modulation Characteristics of Neurons in Different Modes of Motion Control Using Brain-Machine Interface.
EMBC
Yiwei Zhang, Zijun Wan, Guihua Wan, Qi Zheng, Weidong Chen, Shaomin Zhang
2021 J jnl
Classifying States of Cooking Objects Using Convolutional Neural Network.
CoRR
Qi Zheng
2021 — conf
Let Computational Thinking Permeate Biostatistics Education of Public Health Students.
ICDEL
Qi Zheng
2021 J jnl
Pouring Dynamics Estimation Using Gated Recurrent Units.
CoRR
Qi Zheng
2021 J jnl
Progressive Localization Networks for Language-based Moment Localization.
CoRR
Qi Zheng, Jianfeng Dong, Xiaoye Qu, Xun Yang, Shouling Ji, Xun Wang
2020 J jnl
Consistent Estimation of Generalized Linear Models with High Dimensional Predictors via Stepwise Regression.
Entropy
Alex Pijyan, Qi Zheng, Hyokyoung Grace Hong, Yi Li
2020 J jnl
Development of a Smartphone-Based Fluorescent Immunochromatographic Assay Strip Reader.
Sensors
Qi Zheng, Huihuang Wu, Haiyan Jiang, Jiejie Yang, Yueming Gao
2020 — conf
Improving the Teaching of Biostatistics in an Online Master Degree Program in Epidemiology.
ICDEL
Qi Zheng
2020 — conf
Orthogonalizing the Activity of Two Neural Units for 2D Cursor Movement Control.
EMBC
Qi Zheng, Yiwei Zhang, Zijun Wan, Wasim Q. Malik, Weidong Chen, Shaomin Zhang
2020 — conf
Research on Colorimetric Characterization of LCD Based on GA-Elman Neural Network.
ICCSE
Hongtai Guo, Tong Li, Zixuan Li, Qi Zheng
2020 — conf
VESS: Variable Event Stream Structure for Event-based Instance Segmentation Benchmark.
ICDSP
Sifan Yang, Qi Zheng, Xiaowei Hu, Guijin Wang
2019 J jnl
Deep Segmentation Domain Adaptation Network With Weighted Boundary Constraint.
IEEE Access
Qi Zheng, Jun Chen, Zhongyuan Wang, Junjun Jiang, Chao Liang
2019 — conf
ECNU-ICA team at TREC 2019 Precision Medicine Track.
TREC
Qi Zheng, Yong Li, Jiaying Hu, Yan Yang, Liang He, Yi Xue
2019 J jnl
Forward regression for Cox models with high-dimensional covariates.
J. Multivar. Anal.
Hyokyoung Grace Hong, Qi Zheng, Yi Li
2019 — conf
P1 as an objective auditory rehabilitation assessing indicator for cochlear implant children.
CIVEMSA
Guangjian Ni, Qi Zheng, Yidi Liu, Haihong Liu, Zihao Xu, Dong Ming
2019 — conf
Pilot Study on Objective Evaluation of Human Auditory Ability using Hybrid EEG and FNIRS Acquisition.
CIVEMSA
Zihao Xu, Guangjian Ni, Siyang Han, Qi Zheng, Dong Ming
2019 Misc conf
Rain Streak Removal via Multi-scale Mixture Exponential Power Model.
ICASSP
Xiaofen Wang, Jun Chen, Zhen Han, Mingfu Xiong, Chao Liang, Qi Zheng, Zhongyuan Wang
2018 J jnl
A Power-Frequency Electric Field Sensor for Portable Measurement.
Sensors
Dongping Xiao, Qichao Ma, Yutong Xie, Qi Zheng, Zhanlong Zhang
2018 — conf
HmmUFOtu: An HMM and Phylogenetic Placement based Ultra-fast Taxonomic Assignment and OTU Picking Tool for Microbiome Amplicon Sequencing Studies.
BCB
Qi Zheng, Jacquelyn Meisel, Casey Bartow-McKenney, Elizabeth A. Grice
2018 J jnl
PAGER 2.0: an update to the pathway, annotated-list and gene-signature electronic repository for Human Network Biology.
Nucleic Acids Res.
Zongliang Yue, Qi Zheng, Michael T. Neylon, Minjae Yoo, Jimin Shin, Zhiying Zhao, Aik Choon Tan, Jake Y. Chen
2018 — conf
Reinforcing Pedestrian Parsing on Small Scale Dataset.
MMM (1)
Qi Zheng, Jun Chen, Junjun Jiang, Ruimin Hu
2017 — conf
A strategy of network bandwidth scheduling based on time window partition for spacecraft platform.
CIS/RAM
Langfu Cui, Liman Yang, Xinqiang Yi, Qi Zheng
2017 J jnl
Cascade Convolutional Neural Network Based on Transfer-Learning for Aircraft Detection on High-Resolution Remote Sensing Images.
J. Sensors
Bin Pan, Jianhao Tai, Qi Zheng, Shanshan Zhao
2017 J jnl
Smart Collaborative Connection Management for Identifier-Based Network.
IEEE Access
Fei Song, Yu-Tong Zhou, Kun Kong, Qi Zheng, Ilsun You, Hongke Zhang
2017 J jnl
Supply chain contracting coordination for fresh products with fresh-keeping effort.
Ind. Manag. Data Syst.
Qi Zheng, Petros Ieromonachou, Tijun Fan, Li Zhou
2017 — conf
The signal integrity design and simulation of triple modular redundant (TMR) computer.
CIS/RAM
Pan Zheng, Qi Zheng, Zhankui Zeng, Liman Yang
2017 Misc conf
Transferring clothing parsing from fashion dataset to surveillance.
ICASSP
Qi Zheng, Jun Chen, Chao Liang, Wenhua Fang, Xiao-Yuan Jing, Ruimin Hu
2016 J jnl
AlignerBoost: A Generalized Software Toolkit for Boosting Next-Gen Sequencing Mapping Accuracy Using a Bayesian-Based Mapping Quality Framework.
PLoS Comput. Biol.
Qi Zheng, Elizabeth A. Grice
2016 — —
Datacenter Design for Future Cloud Radio Access Network.
Qi Zheng
2016 — conf
Optimal downtilts for 3D beamforming in massive MIMO networks with imperfect CSI.
ISCIT
Qi Zheng, Rui Liu, Xinzhou Cheng, Songlin Sun, Xuqi Chen
2015 C conf
Car re-identification from large scale images using semantic attributes.
MMSP
Qi Zheng, Chao Liang, Wenhua Fang, Da Xiang, Xin Zhao, Chengping Ren, Jun Chen
2015 — conf
Deep Feature Representation via Multiple Stack Auto-Encoders.
PCM (1)
Mingfu Xiong, Jun Chen, Zheng Wang, Chao Liang, Qi Zheng, Zhen Han, Kaimin Sun
2015 J jnl
HIPPIE: a high-throughput identification pipeline for promoter interacting enhancer elements.
Bioinform.
Yih-Chii Hwang, Chiao-Feng Lin, Otto Valladares, John Malamon, Pavel P. Kuksa, Qi Zheng, Brian D. Gregory, Li-San Wang
2015 J jnl
Method for fundamental matrix estimation combined with feature lines.
Neurocomputing
Fan Zhou, Can Zhong, Qi Zheng
2015 J jnl
Temperature and Humidity Sensor Powered by an Individual Microbial Fuel Cell in a Power Management System.
Sensors
Qi Zheng, Lei Xiong, Bing Mo, Wei-Hong Lu, Suki Kim, Zhenyu Wang
2015 — conf
User-Driven Sports Video Customization System for Mobile Devices.
PCM (2)
Jian Qin, Jun Chen, Zheng Wang, Jiyang Zhang, Xinyuan Yu, Chunjie Zhang, Qi Zheng
2015 J jnl
Using Graphics Processing Units in an LTE Base Station.
J. Signal Process. Syst.
Qi Zheng, Yajing Chen, Hyunseok Lee, Ronald G. Dreslinski, Chaitali Chakrabarti, Achilleas Anastasopoulos, Scott A. Mahlke, Trevor N. Mudge
2014 — conf
Improving the Accuracy of Destructive Earthquake Prediction by Transforming the Small Probability Event to Conditional Probability Event.
CSO
Ying Wu, Qi Zheng, Ruina Wang, Chuntao Zhang, Jingyi Sun
2014 J jnl
Thermal management technology of high-power light-emitting diodes for automotive headlights.
IEICE Electron. Express
Hui-Ming Qu, Xiao-hui Yang, Qi Zheng, Xin-Tao Wang, Qian Chen
2013 J jnl
90° SOI optical hybrid for Radio-over-fibre links.
Ann. des Télécommunications
Sawsan Abdul-Majid, Imad Hasan, Qi Zheng, Ramón Maldonado-Basilio, Serge Bidnyk, Trevor J. Hall
2013 — conf
Architecting an LTE base station with graphics processing units.
SiPS
Qi Zheng, Yen-Po Chen, Ronald G. Dreslinski, Chaitali Chakrabarti, Achilleas Anastasopoulos, Scott A. Mahlke, Trevor N. Mudge
2013 — conf
Learning sparse Fuzzy Cognitive Maps by Ant Colony Optimization.
FSKD
Nan Ye, Ming Gao, Rongwei Zhang, Dehong Wang, Xianhua He, Jun Lu, Zhengyan Wu, Qi Zheng
2013 C conf
Parallelization techniques for implementing trellis algorithms on graphics processors.
ISCAS
Qi Zheng, Yen-Po Chen, Ronald G. Dreslinski, Chaitali Chakrabarti, Achilleas Anastasopoulos, Scott A. Mahlke, Trevor N. Mudge
2013 — conf
WiBench: An open source kernel suite for benchmarking wireless systems.
IISWC
Qi Zheng, Yajing Chen, Ronald G. Dreslinski, Chaitali Chakrabarti, Achilleas Anastasopoulos, Scott A. Mahlke, Trevor N. Mudge
2012 C conf
Design of model reference adaptive control law of steering mechanism for heavy duty vehicle.
INDIN
Yunhua Li, Rongjing Zhou, Qi Zheng, Liman Yang
2012 J jnl
Design of robust sliding mode control with disturbance observer for multi-axis coordinated traveling system.
Comput. Math. Appl.
Yunhua Li, Qi Zheng, Liman Yang
2012 J jnl
Ergonomics Principles Associated With Laparoscopic Surgeon Injury/Illness.
Hum. Factors
Kristen E. Miller, Mark Benden, Adam Pickens, Eva Shipp, Qi Zheng
2011 — conf
An empirical analysis of scheduling techniques for real-time cloud-based data processing.
SOCA
Linh T. X. Phan, Zhuoyao Zhang, Qi Zheng, Boon Thau Loo, Insup Lee
2011 Misc conf
MCM: An Efficient Geometric Constraint Method for Robust Local Feature Matching.
MVA
Kai Chen, Yi Zhou, Qi Zheng, Xiaokang Yang, Li Song
2010 — conf
Cross-Layer Flow Control and Dynamic Resource Allocation in Overlay Cognitive Radio Networks.
VTC Spring
Tao Lin, Xin Zhang, Qi Zheng, Qun Pan
2010 C conf
M5 based EDGE architecture modeling.
ICCD
Pengfei Gou, Qingbo Li, Yinghan Jin, Qi Zheng, Bing Yang, Mingyan Yu, Jinxiang Wang
2010 — conf
Text Localization and Recognition in Complex Scenes Using Local Features.
ACCV (3)
Qi Zheng, Kai Chen, Yi Zhou, Congcong Gu, Haibing Guan
2008 J jnl
Diversity and Stability Study on Rice Mutants Induced in Space Environment.
Genom. Proteom. Bioinform.
Wei-Hong Lu, Xin-Zhu Wang, Qi Zheng, Shuang-Hong Guan, Ping Xin, Ye-Qing Sun
2008 J jnl
GOEAST: a web-based software toolkit for Gene Ontology enrichment analysis.
Nucleic Acids Res.
Qi Zheng, Xiu-Jie Wang
2008 — conf
Investigation on Key Techniques of Measurement Device of Position and Attitude Applied in Large-Scale Pushing Bridge Construction Machinery.
RAM
Qi Zheng, Chao Li, Yunhua Li, Mei Shuai
2007 A conf
On Hit Inflation Techniques and Detection in Streams of Web Advertising Networks.
ICDCS
Ahmed Metwally, Divyakant Agrawal, Amr El Abbadi, Qi Zheng
2002 J jnl
Computing Relations between Moments and Cumulants.
Comput. Stat.
Qi Zheng