Lei Zan

According to our database, Lei Zan authored at least 14 papers between 2003 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

CAMA: Enhancing Mathematical Reasoning in Large Language Models with Causal Knowledge.

Lei Zan, Keli Zhang, Ruichu Cai, Lujia Pan

Proceedings of the Fortieth AAAI Conference on Artificial Intelligence, 2026

2024

Causal discovery from heterogeneous time series with application to IT monitoring data. (Découverte causale à partir de séries temporelles hétérogènes avec application aux données de surveillance informatique).

Lei Zan

PhD thesis, 2024

On the Fly Detection of Root Causes from Observed Data with Application to IT Systems.

Lei Zan, Charles K. Assaad, Emilie Devijver, Éric Gaussier

CoRR, 2024

On the Fly Detection of Root Causes from Observed Data with Application to IT Systems.

Lei Zan, Charles K. Assaad, Emilie Devijver, Éric Gaussier, Ali Aït-Bachir

Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, 2024

Causal Discovery from Heterogenous Multivariate Time Series.

Lei Zan

Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, 2024

2023

Case Studies of Causal Discovery from IT Monitoring Time Series.

Ali Aït-Bachir, Charles K. Assaad, Christophe de Bignicourt, Emilie Devijver, Simon Ferreira, Éric Gaussier, Hosein Mohanna, Lei Zan

CoRR, 2023

Root Cause Identification for Collective Anomalies in Time Series given an Acyclic Summary Causal Graph with Loops.

Charles K. Assaad, Imad Ez-zejjari, Lei Zan

Proceedings of the International Conference on Artificial Intelligence and Statistics, 2023

2022

A Conditional Mutual Information Estimator for Mixed Data and an Associated Conditional Independence Test.

Lei Zan, Anouar Meynaoui, Charles K. Assaad, Emilie Devijver, Éric Gaussier

Entropy, 2022

2010

Improving XCP to achieve max-min fair bandwidth allocation.

Xiaowei Yang, Yanbin Lu, Lei Zan

Comput. Networks, 2010

2007

Improving XCP to Achieve Max-Min Fair Bandwidth Allocation.

Lei Zan, Xiaowei Yang

Proceedings of the NETWORKING 2007. Ad Hoc and Sensor Networks, 2007

2005

Combined opportunistic beamforming and receive antenna selection [cellular downlink applications].

Lei Zan, Syed Ali Jafar

Proceedings of the IEEE Wireless Communications and Networking Conference, 2005

Personal AP Protocol for Mobility Management in IEEE 802.11 Systems.

Lei Zan, Jidong Wang, Lichun Bao

Proceedings of the 2nd Annual International Conference on Mobile and Ubiquitous Systems (MobiQuitous 2005), 2005

2003

A real-time traffic scheduling algorithm in CDMA packet networks.

Lei Zan, Geert J. Heijenk, Magda El Zarki

Proceedings of the IEEE 14th International Symposium on Personal, 2003

Fair and Power-Efficient Channel-Dependent Scheduling for CDMA Packet Networks.

Lei Zan, Geert J. Heijenk, Magda El Zarki

Proceedings of the International Conference on Wireless Networks, 2003