Lechen Zhang

39 papers A* 2A 1B 1C 1Journal 25Unranked 8
YearRankTypeTitle / Venue / Authors
2026 J jnl
Index Modulation for Covert Transmission in Continuous-Trajectory Fluid Antenna Systems.
IEEE Trans. Veh. Technol.
Min Liu, Yue Xiao, Lechen Zhang, Shuaixin Yang, Chaowu Wu, Xia Lei
2026 J jnl
Iterative Estimation Based on Doppler Refinement for Superimposed Full Pilot OTFS Systems.
IEEE Commun. Lett.
Weihang Zhao, Xia Lei, Lechen Zhang
2026 J jnl
Skill-Aware Data Selection and Fine-Tuning for Data-Efficient Reasoning Distillation.
CoRR
Lechen Zhang, Yunxiang Zhang, Wei Hu, Lu Wang
2025 A* conf
AutoURDF: Unsupervised Robot Modeling from Point Cloud Frames Using Cluster Registration.
CVPR
Jiong Lin, Lechen Zhang, Kwansoo Lee, Jialong Ning, Judah Goldfeder, Hod Lipson
2025 — conf
Causally Modeling the Linguistic and Social Factors that Predict Email Response.
NAACL (Long Papers)
Yinuo Xu, Hong Chen, Sushrita Rakshit, Aparna Ananthasubramaniam, Omkar Yadav, Mingqian Zheng, Michael Jiang, Lechen Zhang, Bowen Yi, Kenan Alkiek, Abraham Israeli, Bangzhao Shu, Hua Shen, Jiaxin Pei, Haotian Zhang, Miriam Schirmer, David Jurgens
2025 J jnl
Cross-Lingual Prompt Steerability: Towards Accurate and Robust LLM Behavior across Languages.
CoRR
Lechen Zhang, Yusheng Zhou, Tolga Ergen, Lajanugen Logeswaran, Moontae Lee, David Jurgens
2025 — conf
Efficient Data Download for LEO Satellite Networks Based on Inter-satellite Offloading.
ICC Workshops
Qi Wu, Lidong Zhu, Lechen Zhang
2025 — conf
FactBench: A Dynamic Benchmark for In-the-Wild Language Model Factuality Evaluation.
ACL (1)
Farima Fatahi Bayat, Lechen Zhang, Sheza Munir, Lu Wang
2025 J jnl
Logit Arithmetic Elicits Long Reasoning Capabilities Without Training.
CoRR
Yunxiang Zhang, Muhammad Khalifa, Lechen Zhang, Xin Liu, Ayoung Lee, Xinliang Frederick Zhang, Farima Fatahi Bayat, Lu Wang
2025 J jnl
Logit Arithmetic Elicits Long Reasoning Capabilities Without Training.
CoRR
Yunxiang Zhang, Muhammad Khalifa, Lechen Zhang, Xin Liu, Ayoung Lee, Xinliang Frederick Zhang, Farima Fatahi Bayat, Lu Wang
2025 J jnl
Message Passing Detector for Phase-Shifter-Aided Spatial Multiplexing Over Frequency Selective Channels.
IEEE Trans. Veh. Technol.
Min Liu, Lechen Zhang, Jiangong Chen, Saviour Zammit, Yue Xiao
2025 J jnl
MoD-SLAM: Monocular Dense Mapping for Unbounded 3D Scene Reconstruction.
IEEE Robotics Autom. Lett.
Heng Zhou, Zhetao Guo, Yuxiang Ren, Shuhong Liu, Lechen Zhang, Kaidi Zhang, Mingrui Li
2025 J jnl
On the Efficient Design of Stacked Intelligent Metasurfaces for Secure SISO Transmission.
IEEE Trans. Inf. Forensics Secur.
Hong Niu, Xia Lei, Jiancheng An, Lechen Zhang, Chau Yuen
2025 — conf
The Effects of Professional Development Training on Teachers' AI Literacy.
AIED (1)
Yuki Nagae, Lechen Zhang, Liliana Farias Herrera
2025 — conf
Toward Global AI Inclusivity: A Large-Scale Multilingual Terminology Dataset (GIST).
ACL (Findings)
Jiarui Liu, Iman Ouzzani, Wenkai Li, Lechen Zhang, Tianyue Ou, Houda Bouamor, Zhijing Jin, Mona T. Diab
2025 A* conf
VeriFact: Enhancing Long-Form Factuality Evaluation with Refined Fact Extraction and Reference Facts.
EMNLP
Xin Liu, Lechen Zhang, Sheza Munir, Yiyang Gu, Lu Wang
2025 J jnl
VeriFact: Enhancing Long-Form Factuality Evaluation with Refined Fact Extraction and Reference Facts.
CoRR
Xin Liu, Lechen Zhang, Sheza Munir, Yiyang Gu, Lu Wang
2024 B conf
A Novel Message Passing Detector for Block-Wise Index Modulation Aided OTFS Communications.
GLOBECOM
Lechen Zhang, Xia Lei, Yue Xiao, Weihang Zhao, Min Liu
2024 J jnl
AutoURDF: Unsupervised Robot Modeling from Point Cloud Frames Using Cluster Registration.
CoRR
Jiong Lin, Lechen Zhang, Kwansoo Lee, Jialong Ning, Judah Goldfeder, Hod Lipson
2024 J jnl
CUDA-Accelerated Soft Robot Neural Evolution with Large Language Model Supervision.
CoRR
Lechen Zhang
2024 — conf
Enhancing Physical Layer Security for SISO Systems Using Stacked Intelligent Metasurfaces.
APWCS
Hong Niu, Jiancheng An, Lechen Zhang, Xia Lei, Chau Yuen
2024 J jnl
FactBench: A Dynamic Benchmark for In-the-Wild Language Model Factuality Evaluation.
CoRR
Farima Fatahi Bayat, Lechen Zhang, Sheza Munir, Lu Wang
2024 J jnl
Joint User Localization, Channel Estimation, and Pilot Optimization for RIS-ISAC.
IEEE Trans. Wirel. Commun.
Lechen Zhang, Xia Lei, Teng Ma, Hong Niu, Chau Yuen
2024 J jnl
MoD-SLAM: Monocular Dense Mapping for Unbounded 3D Scene Reconstruction.
CoRR
Heng Zhou, Zhetao Guo, Shuhong Liu, Lechen Zhang, Qihao Wang, Yuxiang Ren, Mingrui Li
2024 J jnl
Real or Robotic? Assessing Whether LLMs Accurately Simulate Qualities of Human Responses in Dialogue.
CoRR
Jonathan Ivey, Shivani Kumar, Jiayu Liu, Hua Shen, Sushrita Rakshit, Rohan Raju, Haotian Zhang, Aparna Ananthasubramaniam, Junghwan Kim, Bowen Yi, Dustin Wright, Abraham Israeli, Anders Giovanni Møller, Lechen Zhang, David Jurgens
2024 J jnl
Reconfigurable Intelligent Surface-Assisted Generalized Spatial Modulation With Phase Offset: Efficient Designs for Single-RF MIMO Systems.
IEEE Trans. Veh. Technol.
Lechen Zhang, Yue Xiao, Xia Lei, Teng Ma, Wei Xiang
2024 J jnl
SPRIG: Improving Large Language Model Performance by System Prompt Optimization.
CoRR
Lechen Zhang, Tolga Ergen, Lajanugen Logeswaran, Moontae Lee, David Jurgens
2024 J jnl
Towards Global AI Inclusivity: A Large-Scale Multilingual Terminology Dataset.
CoRR
Jiarui Liu, Iman Ouzzani, Wenkai Li, Lechen Zhang, Tianyue Ou, Houda Bouamor, Zhijing Jin, Mona T. Diab
2024 — conf
You don't need a personality test to know these models are unreliable: Assessing the Reliability of Large Language Models on Psychometric Instruments.
NAACL-HLT
Bangzhao Shu, Lechen Zhang, Minje Choi, Lavinia Dunagan, Lajanugen Logeswaran, Moontae Lee, Dallas Card, David Jurgens
2023 J jnl
Power allocation for offset spatial modulation.
IET Commun.
Lechen Zhang, Xia Lei, Yue Xiao, You Li
2023 J jnl
Reconfigurable Intelligent Surface-Assisted Localization: Technologies, Challenges, and the Road Ahead.
IEEE Open J. Commun. Soc.
Teng Ma, Yue Xiao, Xia Lei, Lechen Zhang, Yun Niu, George K. Karagiannidis
2023 J jnl
You don't need a personality test to know these models are unreliable: Assessing the Reliability of Large Language Models on Psychometric Instruments.
CoRR
Bangzhao Shu, Lechen Zhang, Minje Choi, Lavinia Dunagan, Dallas Card, David Jurgens
2021 J jnl
Large Intelligent Surface-Based Generalized Index Modulation.
IEEE Commun. Lett.
Lechen Zhang, Xia Lei, Yue Xiao, Teng Ma
2020 A conf
Didactic Methods of Integrating Programming in Mathematics in Primary School: Findings from a Swedish National Project.
SIGCSE
Gashawa Ahmed, Jalal Nouri, Lechen Zhang, Eva Norén
2020 — —
Integrating Computational Thinking into Swedish Compulsory Education with Block-Based Programming: A case study from the perspective of teachers.
Lechen Zhang
2020 C conf
Progression Of Computational Thinking Skills In Swedish Compulsory Schools With Block-based Programming.
ACE
Lechen Zhang, Jalal Nouri, Lennart Rolandsson
2019 J jnl
A Systematic Review of Tablet Technology in Mathematics Education.
Int. J. Interact. Mob. Technol.
Alexander Svela, Jalal Nouri, Olga Viberg, Lechen Zhang
2019 J jnl
A systematic review of learning computational thinking through Scratch in K-9.
Comput. Educ.
Lechen Zhang, Jalal Nouri
2019 — conf
Students perceptions of programming in primary school.
WiPSCE
Gashawa Ahmed, Jalal Nouri, Eva Norén, Lechen Zhang