no code implementations • 30 Oct 2024 • Yoto Fujita, Yoshiaki Bando, Keisuke Imoto, Masaki Onishi, Kazuyoshi Yoshii
In this task, one may train a deep neural network (DNN) using FOA data annotated with the classes and directions of arrival (DOAs) of sound events.
no code implementations • 22 Apr 2024 • Atom Scott, Ikuma Uchida, Ning Ding, Rikuhei Umemoto, Rory Bunker, Ren Kobayashi, Takeshi Koyama, Masaki Onishi, Yoshinari Kameda, Keisuke Fujii
Multi-object tracking (MOT) is a critical and challenging task in computer vision, particularly in situations involving objects with similar appearances but diverse movements, as seen in team sports.
no code implementations • 28 Aug 2023 • Shuyi Zhou, Shuxiang Xie, Ryoichi Ishikawa, Ken Sakurada, Masaki Onishi, Takeshi Oishi
INF first trains a neural density field of the target scene using LiDAR frames.
1 code implementation • The 29th ACM SIGKDD Conference on Knowledge Discovery and Data Mining 2023 • Koh Takeuchi, Ryo Nishida, Hisashi Kashima, Masaki Onishi
To address this problem, we propose a spatial intervention neural network (SINet) that leverages the hierarchical structure of spatial graphs to learn a rich representation of the covariates and the treatments and exploits this representation to predict a time series of treatment outcome.
1 code implementation • CVPR 2023 • Ryuhei Hamaguchi, Yasutaka Furukawa, Masaki Onishi, Ken Sakurada
Conventional architectures encode entire scene contents at a fixed rate regardless of their temporal characteristics.
Ranked #5 on
Object Detection
on GEN1 Detection
1 code implementation • 13 Dec 2022 • Shuhei Watanabe, Noor Awad, Masaki Onishi, Frank Hutter
Hyperparameter optimization (HPO) is a vital step in improving performance in deep learning (DL).
no code implementations • 1 Dec 2022 • Qiong Chang, Aolong Zha, Weimin WANG, Xin Liu, Masaki Onishi, Lei Lei, Meng Joo Er, Tsutomu Maruyama
By combining this technique with the domain transformation (DT) algorithm, our system show real-time processing speed of 32 fps, on a Jetson Tx2 GPU for 1, 280x384 pixel images with a maximum disparity of 128.
1 code implementation • Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR) Workshops 2022 • Atom Scott, Ikuma Uchida, Masaki Onishi, Yoshinari Kameda, Kazuhiro Fukui, Keisuke Fujii
Finally, we evaluate the tracking accuracy among a GNSS, fish-eye camera and drone camera data.
no code implementations • 24 Nov 2021 • Atom Scott, Keisuke Fujii, Masaki Onishi
Recent advances in reinforcement learning (RL) have made it possible to develop sophisticated agents that excel in a wide range of applications.
1 code implementation • CVPR 2021 • Ryuhei Hamaguchi, Yasutaka Furukawa, Masaki Onishi, Ken Sakurada
This paper proposes a novel heterogeneous grid convolution that builds a graph-based image representation by exploiting heterogeneity in the image content, enabling adaptive, efficient, and controllable computations in a convolutional architecture.
1 code implementation • 8 Feb 2021 • Koh Takeuchi, Ryo Nishida, Hisashi Kashima, Masaki Onishi
In this paper, we consider the problem of estimating the effects of crowd movement guidance from past data.
2 code implementations • 13 Dec 2020 • Masahiro Nomura, Shuhei Watanabe, Youhei Akimoto, Yoshihiko Ozaki, Masaki Onishi
Hyperparameter optimization (HPO), formulated as black-box optimization (BBO), is recognized as essential for automation and high performance of machine learning approaches.
no code implementations • 28 Jul 2020 • Yoshiki Masuyama, Yoshiaki Bando, Kohei Yatabe, Yoko Sasaki, Masaki Onishi, Yasuhiro Oikawa
By incorporating with the spatial information in multichannel audio signals, our method trains deep neural networks (DNNs) to distinguish multiple sound source objects.
no code implementations • 21 Jan 2020 • Koki Madono, Masayuki Tanaka, Masaki Onishi, Tetsuji Ogawa
In this study, a perceptually hidden object-recognition method is investigated to generate secure images recognizable by humans but not machines.