Karim A. Said

According to our database, Karim A. Said authored at least 16 papers between 2015 and 2025.

Collaborative distances:

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

2025

Key Generation and Secrecy Analysis Using OTFS for TDD Systems.

Usama Saeed, A. Robert Calderbank, Kai Zeng, Elizabeth Serena Bentley, Lauren Huie-Seversky, Karim A. Said, Lingjia Liu

IEEE Trans. Wirel. Commun., August, 2025

2024

2D-RC: Two-Dimensional Neural Network Approach for OTFS Symbol Detection.

Jiarui Xu, Karim A. Said, Lizhong Zheng, Lingjia Liu

IEEE Trans. Wirel. Commun., December, 2024

Maximally Concentrated Sequences After Half-Sample Shifts.

Karim A. Said, A. A. Louis Beex, Lingjia Liu

IEEE Signal Process. Lett., 2024

Towards xAI: Configuring RNN Weights using Domain Knowledge for MIMO Receive Processing.

Shashank Jere, Lizhong Zheng, Karim A. Said, Lingjia Liu

CoRR, 2024

Wireless Mobile Distributed-MIMO for 6G.

Kumar Sai Bondada, Daniel J. Jakubisin, Karim A. Said, R. Michael Buehrer, Lingjia Liu

Proceedings of the 100th IEEE Vehicular Technology Conference, 2024

MIMO Precoding at the Speed of Wireless: Precoder Prediction for MIMO-OTFS Systems.

Evan Allen, Karim A. Said, A. Robert Calderbank, Lingjia Liu

Proceedings of the 100th IEEE Vehicular Technology Conference, 2024

Neural Network-Based Two-Dimensional Filtering for OTFS Symbol Detection.

Jiarui Xu, Karim A. Said, Lizhong Zheng, Lingjia Liu

Proceedings of the IEEE International Conference on Communications, 2024

2023

Physical-Layer Security in Power-Domain NOMA Based on Different Chaotic Maps.

Mariam Abu Al-Atta, Karim A. Said, Mohamed A. Mohamed, Walid Raslan

Entropy, January, 2023

Universal Approximation of Linear Time-Invariant (LTI) Systems through RNNs: Power of Randomness in Reservoir Computing.

Shashank Jere, Lizhong Zheng, Karim A. Said, Lingjia Liu

CoRR, 2023

Towards Explainable Machine Learning: The Effectiveness of Reservoir Computing in Wireless Receive Processing.

Shashank Jere, Karim A. Said, Lizhong Zheng, Lingjia Liu

Proceedings of the IEEE Military Communications Conference, 2023

2022

On the Correlation Concentration of Discrete Prolate Spheroidal Sequences.

Karim A. Said, A. A. Louis Beex

IEEE Trans. Signal Process., 2022

2018

Signaling Basis with High Inter-Symbol Interference Rejection Pilots in Doubly Dispersive Channels.

Karim A. Said, A. A. Louis Beex

Proceedings of the IEEE Globecom Workshops, 2018

2017

Prolate Spheroidal Sequence Based Transceivers for Time-Frequency Dispersive Channels.

Karim A. Said

PhD thesis, 2017

DPS signaling with OFDM-like complexity and superior SER performance in 5G doubly dispersive scenarios.

Karim A. Said, A. A. (Louis) Beex

Proceedings of the 28th IEEE Annual International Symposium on Personal, 2017

2015

Per-symbol ICI mitigation for low-dimensional doubly dispersive channels using pilot restoration.

Karim A. Said, A. A. (Louis) Beex

Proceedings of the IEEE International Symposium on Signal Processing and Information Technology, 2015

Per-symbol ICI mitigation for frequency non-selective time-varying channels.

Karim A. Said, A. A. (Louis) Beex

Proceedings of the IEEE International Symposium on Signal Processing and Information Technology, 2015