University of Tsukuba · Faculty of Engineering, Information and Systems

Research keywordsnonconvex optimization・difference-of-convex programming・semidefinite programming・rank-constrained optimization・spectral projected gradient methods・sparsity-inducing optimization・penalty methods・Peaceman-Rachford splitting

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• Concrete convergence rates for common fixed point problems under Karamata regularity2026 · 論文
• A new dual spectral projected gradient method for log-determinant semidefinite programming with hidden clustering structures2025 · 論文
• Convergence analysis under consistent error bounds2024 · 論文
• Doubly majorized algorithm for sparsity-inducing optimization problems with regularizer-compatible constraints2023 · 論文

• Fast numerical methods for nonconvex nonsmooth problems without global Lipschitz gradients and applications to machine learning2025 · 日本学術振興会/科学研究費助成事業 基盤研究(C)
• 構造化制約付き最適化問題の効率的な解法の開発と機械学習への応用2021 · 科学技術振興機構/戦略的な研究開発の推進 戦略的創造研究推進事業 ACT-X
• 一般的な非凸非平滑最適化のための効率的解法の開発と機械学習への応用2019 · 日本学術振興会/科学研究費助成事業 基盤研究(B)

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