activity
20222025
collaborators

5 papers

cs.CV2025

Binary Quadratic Quantization: Beyond First-Order Quantization for Real-Valued Matrix Compression

Kyo Kuroki, Yasuyuki Okoshi, Thiem Van Chu +2

This paper proposes a novel matrix quantization method, Binary Quadratic Quantization (BQQ). In contrast to conventional first-order quantization approaches, such as uniform quanti…

math.OC2025

Annealed Mean Field Descent Is Highly Effective for Quadratic Unconstrained Binary Optimization

Kyo Kuroki, Thiem Van Chu, Masato Motomura +1

In recent years, formulating various combinatorial optimization problems as Quadratic Unconstrained Binary Optimization (QUBO) has gained significant attention as a promising appro…

cs.LG2024

Partially Frozen Random Networks Contain Compact Strong Lottery Tickets

Hikari Otsuka, Daiki Chijiwa, Ángel López García-Arias +6

Randomly initialized dense networks contain subnetworks that achieve high accuracy without weight learning--strong lottery tickets (SLTs). Recently, Gadhikar et al. (2023) demonstr…

cs.LG2023

Multicoated and Folded Graph Neural Networks with Strong Lottery Tickets

Jiale Yan, Hiroaki Ito, Ángel López García-Arias +5

The Strong Lottery Ticket Hypothesis (SLTH) demonstrates the existence of high-performing subnetworks within a randomly initialized model, discoverable through pruning a convolutio…

math.OC2022

Stochastic optimization: Glauber dynamics versus stochastic cellular automata

Bruno Hideki Fukushima-Kimura, Yoshinori Kamijima, Kazushi Kawamura +1

The topic we address in this paper concerns the minimization of a Hamiltonian function for an Ising model through the application of simulated annealing algorithms based on (single…