研究業績（旧版）

@conference{ishibashi2026taskadaptive,

title = {Task-Adaptive Sparse Update for Efficient Continual Learning},

author = {Takuma Ishibashi* and Hikari Otsuka* and Junnosuke Suzuki and Daichi Fujiki and Masato Motomura},

year  = {2026},

date = {2026-09-13},

urldate = {2026-09-13},

booktitle = {2026 IEEE International Conference on Image Processing (ICIP)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {Towards Quantization-Aware Training for Ultra-Low-Bit Reasoning {LLM}s},

author = {Yasuyuki Okoshi* and Hikari Otsuka* and Daichi Fujiki and Masato Motomura},

year  = {2026},

date = {2026-04-23},

urldate = {2026-04-23},

booktitle = {The Fourteenth International Conference on Learning Representations},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {Semantic-Aware Diffusion {LLM} Inference With Adaptive Block Size},

author = {Guanxi Lu and Hao Mark Chen and Yuto Karashima and Zhican Wang and Daichi Fujiki and Hongxiang Fan},

year  = {2026},

date = {2026-04-23},

urldate = {2026-04-23},

booktitle = {The Fourteenth International Conference on Learning Representations},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {Efficient Vision Transformers via Token Merging with Head-wise Attention Correction},

author = {Yuki Ichikawa and Masato Motomura and Thiem Chu and Daichi Fujiki},

year  = {2026},

date = {2026-03-09},

urldate = {2026-03-09},

booktitle = {The IEEE/CVF Winter Conference on Applications of Computer Vision},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey_35,

title = {The Strong Lottery Ticket Hypothesis for Multi-Head Attention Mechanisms},

author = {Hikari Otsuka and Daiki Chijiwa and Yasuyuki Okoshi and Daichi Fujiki and Susumu Takeuchi and Masato Motomura},

year  = {2026},

date = {2026-01-25},

urldate = {2026-01-25},

booktitle = {The Fortieth AAAI Conference on Artificial Intelligence (AAAI 2026)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{AQPIM,

title = {AQPIM: Breaking the PIM Capacity Wall for LLMs with In-Memory Activation Quantization},

author = {Kosuke Matsushima and Yasuyuki Okoshi and Masato Motomura and Daichi Fujiki},

year  = {2026},

date = {2026-01-06},

urldate = {2026-01-06},

booktitle = {IEEE International Symposium on High-Performance Computer Architecture (HPCA)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey_32,

title = {Rethinking Optimal Verification Granularity for Compute-Efficient Test-Time Scaling},

author = {Hao Mark Chen and Guanxi Lu and Yasuyuki Okoshi and Zhiwen Mo and Masato Motomura and Hongxiang Fan},

year  = {2025},

date = {2025-12-05},

booktitle = {39th Annual Conference on Neural Information Processing Systems (NeurIPS 2025)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey_31,

title = {Binary Quadratic Quantization: Beyond First-Order Quantization for Real-Valued Matrix Compression},

author = {Kyo Kuroki and Yasuyuki Okoshi and Thiem Van Chu and Kazushi Kawamura and Masato Motomura},

year  = {2025},

date = {2025-12-05},

urldate = {2025-12-05},

booktitle = {39th Annual Conference on Neural Information Processing Systems (NeurIPS 2025)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey_28,

title = {Boltzmann Machine Is Useful for Enhancing Search Performance of Ising Machines},

author = {Satoru Jimbo and Kazushi Kawamura},

year  = {2025},

date = {2025-08-11},

urldate = {2025-08-11},

address = {The Genetic and Evolutionary Computation Conference (GECCO), 2025},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {DX100: Programmable Data Access Accelerator for Indirection},

author = {Alireza Khadem and Kamalavasan Kamalakkannan and Zhenyan Zhu and Akash Poptani and Yufeng Gu and Jered Benjamin Dominguez-Trujillo and Nishil Talati and Daichi Fujiki and Scott Mahlke and Galen Shipman and Reetuparna Das

},

year  = {2025},

date = {2025-03-21},

urldate = {2025-03-21},

booktitle = {International Symposium on Computer Architecture (ISCA 2025)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {BingoGCN: Towards Scalable and Efficient GNN Acceleration with Fine-Grained Partitioning and SLT},

author = {Jiale Yan and Hiroaki Ito and Yuta Nagahara and Kazushi Kawamura and Masato Motomura and Thiem Van Chu and Daichi Fujiki},

year  = {2025},

date = {2025-03-21},

urldate = {2025-03-21},

booktitle = {International Symposium on Computer Architecture (ISCA 2025)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {TF-GNN: Memory-Efficient GNNs via Tensor Train Decomposition and Network Folding},

author = {Hiroaki Ito and Jiale Yan and Kazushi Kawamura and Masato Motomura and Thiem Van Chu and Daichi Fujiki},

year  = {2025},

date = {2025-03-20},

urldate = {2025-03-20},

booktitle = {COOL Chips 28},

address = {Japan},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {Multi-Dimensional Vector ISA Extension for Mobile In-Cache Computing},

author = {Alireza Khadem and Daichi Fujiki and Hilbert Chen and Yufeng Gu and Nishil Talati and Scott Mahlke and Reetuparna Das},

year  = {2025},

date = {2025-03-01},

urldate = {2025-03-01},

booktitle = {IEEE International Symposium on High Performance Computer Architecture (HPCA 2025)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {The Case for Coherence Directories in Memory Cubes},

editor = {Yuki Kameyama and Naoya Niwa and Daichi Fujiki and Hiroki Matsutani and Michihiro Koibuchi and Hideharu Amano},

year  = {2024},

date = {2024-12-12},

urldate = {2024-12-12},

booktitle = {2024 17th IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC-2024)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {Exploiting N: M Sparsity in Quantized-Folded ResNets: Signed Multicoat Supermasks and Iterative Pruning-Quantization},

author = {Akihiro Shioda and Ángel López García-Arias and Hikari Otsuka and Yuki Ichikawa and Yasuyuki Okoshi and Kazushi Kawamura and Thiem Van Chu and Daichi Fujiki and Masato Motomura},

url = {https://ieeexplore.ieee.org/abstract/document/10818255},

year  = {2024},

date = {2024-12-03},

urldate = {2024-12-03},

booktitle = {2024 Twelfth International Symposium on Computing and Networking (CANDAR)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}

@conference{nokey,

title = {WhiteDwarf: 12.24 TFLOPS/W 40 nm Versatile Neural Inference Engine for Ultra-Compact Execution of CNNs and MLPs Through Triple Unstructured Sparsity Exploitation and Triple Model Compression},

author = {Yasuyuki Okoshi and Ángel López García-Arias and Jaehoon Yu and Junnnosuke Suzuki and Hikari Otsuka and Thiem Van Chu and Kazushi Kawamura and Daichi Fujiki and Masato Motomura

},

url = {https://ieeexplore.ieee.org/document/10849314

},

year  = {2024},

date = {2024-11-18},

urldate = {2024-11-18},

booktitle = {2024 IEEE Asian Solid-State Circuits Conference (A-SSCC)},

keywords = {International Conference},

pubstate = {published},

tppubtype = {conference}

}