Athanasios Vasilopoulos

According to our database, Athanasios Vasilopoulos authored at least 22 papers between 1983 and 2025.

Collaborative distances:

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

2025

Efficient scaling of large language models with mixture of experts and 3D analog in-memory computing.

Julian Büchel, Athanasios Vasilopoulos, William Andrew Simon, Irem Boybat, Hsinyu Tsai, Geoffrey W. Burr, Hernan Castro, Bill Filipiak, Manuel Le Gallo, Abbas Rahimi, Vijay Narayanan, Abu Sebastian

Nat. Comput. Sci., January, 2025

Author Correction: Kernel approximation using analogue in-memory computing.

Julian Büchel, Giacomo Camposampiero, Athanasios Vasilopoulos, Corey Lammie, Manuel Le Gallo, Abbas Rahimi, Abu Sebastian

Nat. Mac. Intell., 2025

A framework for analog-digital mixed-precision neural network training and inference.

Athanasios Vasilopoulos, Emma Boulharts, Corey Lammie, Julian Büchel, Hadjer Benmeziane, Manuel Le Gallo, Abu Sebastian

Proceedings of the IEEE International Symposium on Circuits and Systems, 2025

NIMA: Near In-Memory High-Precision Accumulation Unit for Heterogeneous Analog/Digital Deep Learning Acceleration.

Irem Sanli, Elena Ferro, Athanasios Vasilopoulos, Thomas Boesch, Abu Sebastian, Irem Boybat

Proceedings of the IEEE International Symposium on Circuits and Systems, 2025

Live Demonstration: Automated DNN Deployment on the IBM HERMES Project Chip.

Corey Lammie, Julian Büchel, Athanasios Vasilopoulos, Giacomo Camposampiero, Lionel Noussi, William Andrew Simon, Manuel Le Gallo, Abu Sebastian

Proceedings of the IEEE International Symposium on Circuits and Systems, 2025

Analog AI Accelerators for Transformer-based Language Models: Hardware, Workload, and Power Performance.

H. Tsai, Hadjer Benmeziane, Irem Boybat, Julian Büchel, Pritish Narayanan, Manuel Le Gallo, S. Jain, Athanasios Vasilopoulos, W. Simon, Kohji Hosokawa, M. Ishii, Yasuteru Kohda, A. Chen, Charles Mackin, Kaoutar El Maghraoui, Atsuya Okazaki, Alexander M. Friz, Jose Luquin, A. Sebastian, V. Narayanan, Geoffrey W. Burr

Proceedings of the IEEE International Memory Workshop, 2025

Multi-Mode Borderguard Controllers for Efficient On-Chip Communication in Heterogeneous Digital/Analog Neural Processing Units.

Hong Pang, Carmine Cappetta, Riccardo Massa, Athanasios Vasilopoulos, Elena Ferro, Gamze Islamoglu, Angelo Garofalo, Francesco Conti, Luca Benini, Irem Boybat, Thomas Boesch

Proceedings of the Design, Automation & Test in Europe Conference, 2025

Analog-AI Hardware Accelerators for Low-Latency Transformer-Based Language Models (Invited).

Geoffrey W. Burr, H. Tsai, Irem Boybat, William Andrew Simon, Julian Büchel, Athanasios Vasilopoulos, Pritish Narayanan, Andrea Fasoli, Kohji Hosokawa, Manuel Le Gallo, M. Ishii, Yasuteru Kohda, Atsuya Okazaki, A. Chen, Charles Mackin, Elena Ferro, Kaoutar El Maghraoui, Hadjer Benmeziane, T. Philicelli, Corey Lammie, Alexander M. Friz, Jose Luquin, S. Jain, A. Sebastian, V. Narayanan

Proceedings of the IEEE Custom Integrated Circuits Conference, 2025

2024

Kernel approximation using analogue in-memory computing.

Julian Büchel, Giacomo Camposampiero, Athanasios Vasilopoulos, Corey Lammie, Manuel Le Gallo, Abbas Rahimi, Abu Sebastian

Nat. Mac. Intell., 2024

The Inherent Adversarial Robustness of Analog In-Memory Computing.

Corey Lammie, Julian Büchel, Athanasios Vasilopoulos, Manuel Le Gallo, Abu Sebastian

CoRR, 2024

Kernel Approximation using Analog In-Memory Computing.

Julian Büchel, Giacomo Camposampiero, Athanasios Vasilopoulos, Corey Lammie, Manuel Le Gallo, Abbas Rahimi, Abu Sebastian

CoRR, 2024

Learning-to-learn enables rapid learning with phase-change memory-based in-memory computing.

Thomas Ortner, Horst Petschenig, Athanasios Vasilopoulos, Roland Renner, Spela Brglez, Thomas Limbacher, Enrique Piñero, Alejandro Linares-Barranco, Angeliki Pantazi, Robert Legenstein

CoRR, 2024

Improving the Accuracy of Analog-Based In-Memory Computing Accelerators Post-Training.

Corey Lammie, Athanasios Vasilopoulos, Julian Büchel, Giacomo Camposampiero, Manuel Le Gallo, Malte J. Rasch, Abu Sebastian

Proceedings of the IEEE International Symposium on Circuits and Systems, 2024

A Precision-Optimized Fixed-Point Near-Memory Digital Processing Unit for Analog In-Memory Computing.

Elena Ferro, Athanasios Vasilopoulos, Corey Lammie, Manuel Le Gallo, Luca Benini, Irem Boybat, Abu Sebastian

Proceedings of the IEEE International Symposium on Circuits and Systems, 2024

2023

Programming Weights to Analog In-Memory Computing Cores by Direct Minimization of the Matrix-Vector Multiplication Error.

Julian Büchel, Athanasios Vasilopoulos, Benedikt Kersting, Corey Lammie, Kevin Brew, Timothy Philip, Nicole Saulnier, Vijay Narayanan, Manuel Le Gallo, Abu Sebastian

IEEE J. Emerg. Sel. Topics Circuits Syst., December, 2023

Gradient descent-based programming of analog in-memory computing cores.

Julian Büchel, Athanasios Vasilopoulos, Benedikt Kersting, Frédéric Odermatt, Kevin Brew, Injo Ok, Samuel Choi, Iqbal Saraf, Victor Chan, Timothy Philip, Nicole Saulnier, Vijay Narayanan, Manuel Le Gallo, Abu Sebastian

CoRR, 2023

2022

A 64-core mixed-signal in-memory compute chip based on phase-change memory for deep neural network inference.

Manuel Le Gallo, Riduan Khaddam-Aljameh, Milos Stanisavljevic, Athanasios Vasilopoulos, Benedikt Kersting, Martino Dazzi, Geethan Karunaratne, Matthias Braendli, Abhairaj Singh, Silvia M. Mueller, Julian Büchel, Xavier Timoneda Comas, Vinay Joshi, Urs Egger, Angelo Garofalo, Anastasios Petropoulos, Theodore Antonakopoulos, Kevin Brew, Samuel Choi, Injo Ok, Timothy Philip, Victor Chan, Mary Claire Silvestre, Ishtiaq Ahsan, Nicole Saulnier, Vijay Narayanan, Pier Andrea Francese, Evangelos Eleftheriou, Abu Sebastian

CoRR, 2022

2006

A 1-V, 5.5-GHz, CMOS LNA With Multiple Magnetic Feedback.

Georgios Vitzilaios, Yannis Papananos, Gerasimos Theodoratos, Athanasios Vasilopoulos

IEEE Trans. Circuits Syst. II Express Briefs, 2006

A Low-Power Wideband Reconfigurable Integrated Active-RC Filter With 73 dB SFDR.

Athanasios Vasilopoulos, Georgios Vitzilaios, Gerasimos Theodoratos, Yannis Papananos

IEEE J. Solid State Circuits, 2006

A low-voltage CMOS LNA with multiple magnetic feedback for WLAN applications.

Georgios Vitzilaios, Yannis Papananos, Gerasimos Theodoratos, Athanasios Vasilopoulos

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

Calculating distortion in active CMOS mixers using Volterra series.

Gerasimos Theodoratos, Athanasios Vasilopoulos, Georgios Vitzilaios, Yannis Papananos

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

1983

Generating correlated random variables for quality control applications.

Athanasios Vasilopoulos

Proceedings of the 16th Annual Symposium on Simulation, 1983