Jiawei Li

ORCID

Publication Activity (10 Years)

Years Active: 2003-2025
Publications (10 Years): 233

Top Venues

Publications

Meixia Miao, Siqi Zhao, Jiawei Li, Jianghong Wei, Willy Susilo
Practically secure linear-map vector commitment and its applications. Comput. Stand. Interfaces 91 (2025)
Jiawei Li, Yuchen Shi, Xuyang Wang, Haitao Wang, Xinyue Sun, Yichen Ren, Ergang Zhao, Jing Ji, Zhao Yue
A High-Precision, Low-Power Signal Demodulation System of Charge-Based Sensor Based on the Fusion of FPGA and AFE Circuits and Its Application in the Detection of Piezoelectric Accelerometers. IEEE Trans. Instrum. Meas. 73 (2024)
Siddhartha Jain, Jiawei Li, Robert Robere, Zhiyang Xun
On Pigeonhole Principles and Ramsey in TFNP. Electron. Colloquium Comput. Complex. (2024)
Yanping Ji, Chuanzhen Liu, Jiawei Li, Wensi Wang, Mengyi Zheng
A Photothermal Modelling Approach for Micro-LED Arrays in Wireless Optogenetics. Int. J. Distributed Sens. Networks 2024 (2024)
Wei Guan, Yan Su, Jiawei Li, Shun Dai, Chunyu Ding, Yuhang Liu
Applications of Ground-Penetrating Radar in Asteroid and Comet Exploration. Remote. Sens. 16 (12) (2024)
Jiawei Li, Jingshu Peng, Haoyang Li, Lei Chen
UniCL: A Universal Contrastive Learning Framework for Large Time Series Models. CoRR (2024)
Enlong Wang, Jiawei Li, Jia Lei, Jinyuan Liu, Shihua Zhou, Bin Wang, Nikola K. Kasabov
SDFuse: Semantic-injected dual-flow learning for infrared and visible image fusion. Expert Syst. Appl. 252 (2024)
Shujin Qin, Jiawei Li, Jiacun Wang, Xiwang Guo, Shixin Liu, Liang Qi
A Salp Swarm Algorithm for Parallel Disassembly Line Balancing Considering Workers With Government Benefits. IEEE Trans. Comput. Soc. Syst. 11 (1) (2024)
Meixia Miao, Lin Tang, Jiawei Li, Xuefeng Zhang
New Blockchain-Based Publicly Traceable Self-Tallying Voting Protocol. IEEE Trans. Netw. Sci. Eng. 11 (2) (2024)
Jiawei Li, Daxin Tian, Jianshan Zhou, Xuting Duan, Zhengguo Sheng, Dezong Zhao, Dongpu Cao
Distributed Robust Model Predictive Control for Virtual Coupling Under Structural and External Uncertainty. IEEE Trans. Intell. Transp. Syst. 25 (8) (2024)
Irene Alisjahbana, Jiawei Li, Ben Strong, Yue Zhang
DeepDamageNet: A two-step deep-learning model for multi-disaster building damage segmentation and classification using satellite imagery. CoRR (2024)
Yizhe Yang, Huashan Sun, Jiawei Li, Runheng Liu, Yinghao Li, Yuhang Liu, Yang Gao, Heyan Huang
MindLLM: Lightweight large language model pre-training, evaluation and domain application. AI Open 5 (2024)
Chengxiang Zhan, Shichen Gao, Ying Zhang, Jiawei Li, Qingyan Meng
ETAS-Inspired Spatio-Temporal Convolutional (STC) Model for Next-Day Earthquake Forecasting. IEEE Trans. Geosci. Remote. Sens. 62 (2024)
Guangli Zhu, Shuyu Li, Jiawei Li, Wenjie Duan, Ruotong Zhou, Kuan-Ching Li, Aneta Poniszewska-Maranda
A Construction Method of Hyperbolic Representation Lexicon Oriented to Chinese Ironic Text. IEEE Access 12 (2024)
Jiawei Li
Total NP Search Problems with Abundant Solutions. ITCS (2024)
Jiawei Li, Yizhe Yang, Yu Bai, Xiaofeng Zhou, Yinghao Li, Huashan Sun, Yuhang Liu, Xingpeng Si, Yuhao Ye, Yixiao Wu, Yiguan Lin, Bin Xu, Ren Bowen, Chong Feng, Yang Gao, Heyan Huang
Fundamental Capabilities of Large Language Models and their Applications in Domain Scenarios: A Survey. ACL (1) (2024)
Siddhartha Jain, Jiawei Li, Robert Robere, Zhiyang Xun
On Pigeonhole Principles and Ramsey in TFNP. CoRR (2024)
Jiawei Li, Jian Mao, Jun Zeng, Qixiao Lin, Shaowen Feng, Zhenkai Liang
UIHash: Detecting Similar Android UIs through Grid-Based Visual Appearance Representation. USENIX Security Symposium (2024)
Meixia Miao, Siqi Zhao, Jiawei Li, Jianghong Wei
Aggregatably Verifiable Data Streaming. IEEE Internet Things J. 11 (13) (2024)
Yizhe Yang, Heyan Huang, Yang Gao, Jiawei Li
Building knowledge-grounded dialogue systems with graph-based semantic modelling. Knowl. Based Syst. 298 (2024)
Jiansheng Chen, Yining Qin, Poyu Lin, Jiawei Li, Youze Xue, Huimin Ma
Center of Pressure Estimation by Analyzing Walking Videos. ICASSP (2024)
Lin Zhu, Jiayue Wang, Jiawei Li
Exploring the Roles of Artifacts in Speculative Futures: Perspectives in HCI. Syst. 12 (6) (2024)
Jiawei Li, Chunxu Guo, Li Fu, Lu Fan, Edward F. Chang, Yuanning Li
Neural2speech: A Transfer Learning Framework for Neural-Driven Speech Reconstruction. ICASSP (2024)
Tong Jia, Jiawei Li, Jie Wu, Yuan Xiong
Tomographic Background-Oriented Schlieren for Axisymmetric and Weakly Non-Axisymmetric Supersonic Jets. Symmetry 16 (5) (2024)
Jiawei Li, Yue Zhang
The Death of Feature Engineering? BERT with Linguistic Features on SQuAD 2.0. CoRR (2024)
Xin Ming, Jiawei Li, Jingwang Ling, Libo Zhang, Feng Xu
High-Quality Mesh Blendshape Generation from Face Videos via Neural Inverse Rendering. CoRR (2024)
Hongbing Zhang, Wei Pan, Zhiyuan Gao, Zhihui Lu, Yu Liu, Lingyu Hou, Jie Feng, Jiawei Li
Efficiency Meets Security: A Delegated Transport Authentication Protocol for the Cloud. CSCloud (2024)
Dayong Ren, Jiawei Li, Zhengyi Wu, Jie Guo, Mingqiang Wei, Yanwen Guo
MFFNet: multimodal feature fusion network for point cloud semantic segmentation. Vis. Comput. 40 (8) (2024)
Sicen Li, Yiming Pang, Panju Bai, Jiawei Li, Zhaojin Liu, Shihao Hu, Liquan Wang, Gang Wang
Learning Locomotion for Quadruped Robots via Distributional Ensemble Actor-Critic. IEEE Robotics Autom. Lett. 9 (2) (2024)
Chengzuo Zhuge, Jiawei Li, Wei Chen
Deep learning for predicting the occurrence of tipping points. CoRR (2024)
Jiawei Li, David Faragó, Christian Petrov, Iftekhar Ahmed
Only diff Is Not Enough: Generating Commit Messages Leveraging Reasoning and Action of Large Language Model. Proc. ACM Softw. Eng. 1 (FSE) (2024)
DongSheng Wang, Yue Feng, Jiawei Li, Sha Liu, Miaomiao Zhou, Diming Zhang, Huige Li
CFNAM-PG: Bridging Phonetic and Glyphic Information for Chinese Full Name and Abbreviation Matching Based on Simbert and DenseNet. Int. J. Comput. Intell. Syst. 17 (1) (2024)
Ke Ma, Jiawei Li, Mengyuan Zhao, Ibrahim Zamit, Bin Lin, Fei Guo, Jijun Tang
PPRTGI: A Personalized PageRank Graph Neural Network for TF-Target Gene Interaction Detection. IEEE ACM Trans. Comput. Biol. Bioinform. 21 (3) (2024)
Jiawei Li, Chong Chen, Yuli Han, Tingdi Chen, Xianghui Xue, Hengjia Liu, Shuhua Zhang, Jing Yang, Dongsong Sun
Wind Profile Reconstruction Based on Convolutional Neural Network for Incoherent Doppler Wind LiDAR. Remote. Sens. 16 (8) (2024)
Jiawei Li, Sitong Li, Shanshan Wang, Yicheng Zeng, Falong Tan, Chuanlong Xie
Enhancing Out-of-Distribution Detection with Multitesting-based Layer-wise Feature Fusion. CoRR (2024)
Jiawei Li, Chunxu Guo, Li Fu, Lu Fan, Edward F. Chang, Yuanning Li
Neural2Speech: A Transfer Learning Framework for Neural-Driven Speech Reconstruction. CoRR (2023)
Huashan Sun, Yixiao Wu, Yinghao Li, Jiawei Li, Yizhe Yang, Yang Gao
TSST: A Benchmark and Evaluation Models for Text Speech-Style Transfer. CoRR (2023)
Dan Wang, Yingchen Wang, Yongzhen Wang, Longzhong Liu, Jiawei Li, Qinghua Huang
Fusion of Human Cognitive Knowledge and Machine Inference for Breast Cancer Detection. ICARM (2023)
Zhiyong Fu, Jiawei Li, Jiayue Wang, Fengying Qian
Meaning-Driven Speculative Artifacts Meme-Generated Design Framework. CCHI (2023)
Yizhe Yang, Huashan Sun, Jiawei Li, Runheng Liu, Yinghao Li, Yuhang Liu, Heyan Huang, Yang Gao
MindLLM: Pre-training Lightweight Large Language Model from Scratch, Evaluations and Domain Applications. CoRR (2023)
Bernd Flemisch, Jan M. Nordbotten, Martin A. Fernø, Ruben Juanes, Holger Class, Mojdeh Delshad, Florian Doster, Jonathan Ennis-King, Jacques Franc, Sebastian Geiger, Dennis Gläser, Christopher Green, James Gunning, Hadi Hajibeygi, Samuel J. Jackson, Mohamad Jammoul, Satish Karra, Jiawei Li, Stephan K. Matthäi, Terry Miller, Qi Shao, Catherine Spurin, Philip Stauffer, Hamdi A. Tchelepi, Xiaoming Tian, Hari S. Viswanathan, Denis V. Voskov, Yuhang Wang, Michiel Wapperom, Mary F. Wheeler, Andrew Wilkins, AbdAllah A. Youssef, Ziliang Zhang
The FluidFlower International Benchmark Study: Process, Modeling Results, and Comparison to Experimental Data. CoRR (2023)
Tianyang Hu, Fei Chen, Haonan Wang, Jiawei Li, Wenjia Wang, Jiacheng Sun, Zhenguo Li
Complexity Matters: Rethinking the Latent Space for Generative Modeling. NeurIPS (2023)
Jia Lei, Jiawei Li, Jinyuan Liu, Shihua Zhou, Qiang Zhang, Nikola K. Kasabov
GALFusion: Multi-Exposure Image Fusion via a Global-Local Aggregation Learning Network. IEEE Trans. Instrum. Meas. 72 (2023)
Stephen Casper, Yuxiao Li, Jiawei Li, Tong Bu, Kevin Zhang, Dylan Hadfield-Menell
Benchmarking Interpretability Tools for Deep Neural Networks. CoRR (2023)
Guohao Chen, Zheng Zeng, Benchao Zhu, Jiawei Li, Kun Wang, Jun Yu, Jianli Chen
Mixed-cell-height Placement with Minimum-Implant-Area and Drain-to-Drain Abutment Constraints. DAC (2023)
Qinghua Huang, Dan Wang, Zhenkun Lu, Shichong Zhou, Jiawei Li, Longzhong Liu, Cai Chang
A novel image-to-knowledge inference approach for automatically diagnosing tumors. Expert Syst. Appl. 229 (Part A) (2023)
Xinyi Zhang, Naiqi Li, Jiawei Li, Tao Dai, Yong Jiang, Shu-Tao Xia
Unsupervised Surface Anomaly Detection with Diffusion Probabilistic Model. ICCV (2023)
Chenhang Cui, Yazhou Ren, Jingyu Pu, Jiawei Li, Xiaorong Pu, Tianyi Wu, Yutao Shi, Lifang He
A Novel Approach for Effective Multi-View Clustering with Information-Theoretic Perspective. CoRR (2023)
Zhiyong Fu, Jiawei Li
Design Futurescaping: Interweaving Storytelling and AI Generation Art in World-Building. HCI (13) (2023)
Enze Xie, Lewei Yao, Han Shi, Zhili Liu, Daquan Zhou, Zhaoqiang Liu, Jiawei Li, Zhenguo Li
DiffFit: Unlocking Transferability of Large Diffusion Models via Simple Parameter-Efficient Fine-Tuning. ICCV (2023)
Xuyang Li, Yipu Zhang, Xuemei Xie, Jiawei Li, Guangming Shi
Improving Robotic Tactile Localization Super-resolution via Spatiotemporal Continuity Learning and Overlapping Air Chambers. AAAI (2023)
Ang Li, Jiawei Li, Dianqi Han, Yan Zhang, Tao Li, Ting Zhu, Yanchao Zhang
PhyAuth: Physical-Layer Message Authentication for ZigBee Networks. USENIX Security Symposium (2023)
Qishi Dong, Fengwei Zhou, Ning Kang, Chuanlong Xie, Shifeng Zhang, Jiawei Li, Heng Peng, Zhenguo Li
DAMix: Exploiting Deep Autoregressive Model Zoo for Improving Lossless Compression Generalization. AAAI (2023)
Jiawei Li, Chuyu Wang, Ang Li, Dianqi Han, Yan Zhang, Jinhang Zuo, Rui Zhang, Lei Xie, Yanchao Zhang
Rhythmic RFID Authentication. IEEE/ACM Trans. Netw. 31 (2) (2023)
Yan Zhang, Dianqi Han, Ang Li, Jiawei Li, Tao Li, Yanchao Zhang
SmartMagnet: Proximity-Based Access Control for IoT Devices With Smartphones and Magnets. IEEE Trans. Mob. Comput. 22 (7) (2023)
Hu Fu, Jiawei Li, Daogao Liu
Pandora Box Problem with Nonobligatory Inspection: Hardness and Approximation Scheme. STOC (2023)
Jiawei Li, Shizhan Chen, Shiqiang Ma, Fei Guo, Jijun Tang
MixUNet: Mix the 2D and 3D Models for Robust Medical Image Segmentation. BIBM (2023)
Jiawei Li, Wei Wu, Xinlong Feng
Improved Physics-Informed Neural Networks Combined with Small Sample Learning to Solve Two-Dimensional Stefan Problem. Entropy 25 (4) (2023)
Rishab Balasubramanian, Jiawei Li, Prasad Tadepalli, Huazheng Wang, Qingyun Wu, Haoyu Zhao
Adversarial Attacks on Combinatorial Multi-Armed Bandits. CoRR (2023)
Sicen Li, Yiming Pang, Panju Bai, Zhaojin Liu, Jiawei Li, Shihao Hu, Liquan Wang, Gang Wang
Learning Agility and Adaptive Legged Locomotion via Curricular Hindsight Reinforcement Learning. CoRR (2023)
Jiawei Li, Guobing Zeng, Huaping Xu
Parallel Coregistration Algorithm For Sar Images Based On Hadoop. IGARSS (2023)
Chuan Zhang, Daoxin Zhang, Ruixiu Zhang, Jiawei Li, Jianke Zhu
Bridging the Emotional Semantic Gap via Multimodal Relevance Estimation. CoRR (2023)
Md Rakib Hossain Misu, Jiawei Li, Adithya Bhattiprolu, Yang Liu, Eduardo Santana de Almeida, Iftekhar Ahmed
Test Smell: A Parasitic Energy Consumer in Software Testing. CoRR (2023)
Jiawei Li, Zhongmin Qian, Mingyu Xu
Twin Brownian particle method for the study of Oberbeck-Boussinesq fluid flows. CoRR (2023)
Yujun Huang, Bin Chen, Shiyu Qin, Jiawei Li, Yaowei Wang, Tao Dai, Shu-Tao Xia
Learned Distributed Image Compression with Multi-Scale Patch Matching in Feature Domain. AAAI (2023)
Chenhang Cui, Yazhou Ren, Jingyu Pu, Jiawei Li, Xiaorong Pu, Tianyi Wu, Yutao Shi, Lifang He
A Novel Approach for Effective Multi-View Clustering with Information-Theoretic Perspective. NeurIPS (2023)
Xinmiao Zhang, Jiawei Li, Zhuoran Li, Bo Hong, Tongxiang Diao, Xin Ma, Guido Nolte, Andreas K. Engel, Dan Zhang
Leading and following: Noise differently affects semantic and acoustic processing during naturalistic speech comprehension. NeuroImage 282 (2023)
Ruiyu Bi, Yunlong Zhao, Yuhang Ma, Xiaolong Zhu, Jiawei Li, Bin Wu, Junbin Zang, Jiuzhang Men, Zhidong Zhang, Chenyang Xue
Research of pulse position based on gradient pressure method. Biomed. Signal Process. Control. 80 (Part) (2023)
Zhaoting Shi, Yebo Ma, Xiaowen Ma, An-qi Jin, Jin Zhou, Na Li, Danli Sheng, Cai Chang, Jiangang Chen, Jiawei Li
Differentiation between Phyllodes Tumors and Fibroadenomas through Breast Ultrasound: Deep-Learning Model Outperforms Ultrasound Physicians. Sensors 23 (11) (2023)
Stephen Casper, Tong Bu, Yuxiao Li, Jiawei Li, Kevin Zhang, Kaivalya Hariharan, Dylan Hadfield-Menell
Red Teaming Deep Neural Networks with Feature Synthesis Tools. NeurIPS (2023)
Ang Li, Jiawei Li, Yan Zhang, Dianqi Han, Tao Li, Yanchao Zhang
Secure UHF RFID Authentication With Smart Devices. IEEE Trans. Wirel. Commun. 22 (7) (2023)
Lifang Chen, Hongze Ge, Jiawei Li
CrossFormer: Multi-scale cross-attention for polyp segmentation. IET Image Process. 17 (12) (2023)
Jiawei Li, Dongming Xu
OTFS peak-to-average power ratio suppression based on improved SLM algorithm. AIPR (2023)
Gang Wang, Jiawei Li, Xinmeng Ma, Xi Chen, Jixin Wang, Songjie Han, Biye Pan, Ruxiao Tian
Neural network aided flexible joint optimization with design of experiment method for nuclear power plant inspection robot. Frontiers Neurorobotics 17 (2023)
Liping Wang, Jiawei Li, Lifan Zhao, Zhizhuo Kou, Xiaohan Wang, Xinyi Zhu, Hao Wang, Yanyan Shen, Lei Chen
Methods for Acquiring and Incorporating Knowledge into Stock Price Prediction: A Survey. CoRR (2023)
Chunyu Ding, Qingquan Li, Jiangwan Xu, Zhonghan Lei, Jiawei Li, Yan Su, Shaopeng Huang
Moon-Based Ground Penetrating Radar Derivation of the Helium-3 Reservoir in the Regolith at the Chang'E-3 Landing Site. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 16 (2023)
Rui Sun, Fengwei Zhou, Zhenhua Dong, Chuanlong Xie, Lanqing Hong, Jiawei Li, Rui Zhang, Zhen Li, Zhenguo Li
Fair-CDA: Continuous and Directional Augmentation for Group Fairness. AAAI (2023)
Jiawei Li, Jiansheng Chen, Jinyuan Liu, Huimin Ma
Learning a Graph Neural Network with Cross Modality Interaction for Image Fusion. ACM Multimedia (2023)
Kaicheng Yang, Jiankang Deng, Xiang An, Jiawei Li, Ziyong Feng, Jia Guo, Jing Yang, Tongliang Liu
ALIP: Adaptive Language-Image Pre-training with Synthetic Caption. ICCV (2023)
Md Rashedul Hasan, Jiawei Li, Iftekhar Ahmed, Hamid Bagheri
Automated Repair of Declarative Software Specifications in the Era of Large Language Models. CoRR (2023)
Jiawei Li, Mucheng Ren, Yang Gao, Yizhe Yang
Ask to Understand: Question Generation for Multi-hop Question Answering. CCL (2023)
Yiyang Liu, Hua Dai, Jiawei Li, Yu Chen, Geng Yang, Jun Wang
BP-Model-based convoy mining algorithms for moving objects. Expert Syst. Appl. 213 (Part) (2023)
Kaicheng Yang, Jiankang Deng, Xiang An, Jiawei Li, Ziyong Feng, Jia Guo, Jing Yang, Tongliang Liu
ALIP: Adaptive Language-Image Pre-training with Synthetic Caption. CoRR (2023)
Enze Xie, Lewei Yao, Han Shi, Zhili Liu, Daquan Zhou, Zhaoqiang Liu, Jiawei Li, Zhenguo Li
DiffFit: Unlocking Transferability of Large Diffusion Models via Simple Parameter-Efficient Fine-Tuning. CoRR (2023)
Jiawei Li, Jinghao Li, Xiangyu Li
K-filter-based distributed adaptive output cluster consensus under cooperative-competitive networks. Inf. Sci. 648 (2023)
Jiawei Li, Jiansheng Chen, Jinyuan Liu, Huimin Ma
Learning a Graph Neural Network with Cross Modality Interaction for Image Fusion. CoRR (2023)
Yongxiang Feng, Weihua He, Kaichao You, Bing Liu, Ziyang Zhang, Yaoyuan Wang, Minglei Li, Yihang Lou, Jiawei Li, Guoqi Li, Jianxing Liao
Test-Time Training-Free Domain Adaptation. ICASSP (2023)
Jiawei Li, Ru Zhang, Jianyi Liu
ConLBS: An Attack Investigation Approach Using Contrastive Learning with Behavior Sequence. Sensors 23 (24) (2023)
Dan Wang, Yongzhen Wang, Yingchen Wang, Longzhong Liu, Jiawei Li, Qinghua Huang
Fully Automated Interpretable Breast Ultrasound Assisted Diagnosis System. ICARM (2023)
Shenwei Huang, Jiawei Li, Wen Xia
Critical (P5, bull)-free graphs. Discret. Appl. Math. 334 (2023)
Tianyang Hu, Fei Chen, Haonan Wang, Jiawei Li, Wenjia Wang, Jiacheng Sun, Zhenguo Li
Complexity Matters: Rethinking the Latent Space for Generative Modeling. CoRR (2023)
Jiawei Li, Iftekhar Ahmed
Commit Message Matters: Investigating Impact and Evolution of Commit Message Quality. ICSE (2023)
Zitong Li, Jiawei Li, Haifeng Tang, Kenny Q. Zhu, Ruolan Yang
Incomplete Utterance Rewriting by A Two-Phase Locate-and-Fill Regime. ACL (Findings) (2023)
Jiawei Li, Hui Wang, Jilong Wang
Cedric: A Collaborative DDoS Defense System Using Credit. AAMAS (2023)
Paul Goldberg, Jiawei Li
Consensus Division in an Arbitrary Ratio. ITCS (2023)
Weihong Ma, Kun Wang, Jiawei Li, Simon X. Yang, Junfei Li, Lepeng Song, Qifeng Li
Infrared and Visible Image Fusion Technology and Application: A Review. Sensors 23 (2) (2023)
Jiawei Li, Jinyuan Liu, Shihua Zhou, Qiang Zhang, Nikola K. Kasabov
Learning a Coordinated Network for Detail-Refinement Multiexposure Image Fusion. IEEE Trans. Circuits Syst. Video Technol. 33 (2) (2023)
Mingqing Wang, Jiawei Li, Zhenyang Li, Chengxiao Luo, Bin Chen, Shu-Tao Xia, Zhi Wang
Unsupervised Anomaly Detection with Local-Sensitive VQVAE and Global-Sensitive Transformers. ICIP (2023)
LiFang Chen, Jiawei Li, Hongze Ge
TBUnet: A Pure Convolutional U-Net Capable of Multifaceted Feature Extraction for Medical Image Segmentation. J. Medical Syst. 47 (1) (2023)
Rui Sun, Fengwei Zhou, Zhenhua Dong, Chuanlong Xie, Lanqing Hong, Jiawei Li, Rui Zhang, Zhen Li, Zhenguo Li
Fair-CDA: Continuous and Directional Augmentation for Group Fairness. CoRR (2023)

Jiawei Li.css-eqlu8i{font-size:small;padding-left:4px;}

Publication Activity (10 Years)

Top Topics

Top Venues

Jiawei Li