no code implementations • 28 Aug 2023 • Guanqun Ding, Nevrez Imamoglu, Ali Caglayan, Masahiro Murakawa, Ryosuke Nakamura
To address these challenges, we propose a saliency-guided approach that leverages attention information to improve the performance of LiDAR odometry estimation and semantic segmentation models.
no code implementations • 1 Dec 2022 • Yutaka Momma, Weimin WANG, Edgar Simo-Serra, Satoshi Iizuka, Ryosuke Nakamura, Hiroshi Ishikawa
To remedy this problem, we propose to explicitly train a network to refine these results predicted by an existing segmentation method.
no code implementations • 4 Aug 2022 • Zhenqiang Li, Lin Gu, Weimin WANG, Ryosuke Nakamura, Yoichi Sato
Automated video-based assessment of surgical skills is a promising task in assisting young surgical trainees, especially in poor-resource areas.
no code implementations • 28 Jan 2022 • Ali Caglayan, Nevrez Imamoglu, Oguzhan Guclu, Ali Osman Serhatoglu, Weimin WANG, Ahmet Burak Can, Ryosuke Nakamura
This can be very useful for visual tasks such as simultaneous localization and mapping (SLAM) where CNN representations of spatially attentive object locations may lead to improved performance.
1 code implementation • 7 Dec 2021 • Guanqun Ding, Nevrez Imamoglu, Ali Caglayan, Masahiro Murakawa, Ryosuke Nakamura
We first use the proposed feedback model to learn saliency distribution from pseudo-ground-truth.
1 code implementation • 26 Apr 2020 • Ali Caglayan, Nevrez Imamoglu, Ahmet Burak Can, Ryosuke Nakamura
The second stage maps these features into high level representations with a fully randomized structure of recursive neural networks (RNNs) efficiently.
Ranked #2 on Scene Recognition on SUN-RGBD
no code implementations • 9 Mar 2020 • Weimin Wang, Shohei Nobuhara, Ryosuke Nakamura, Ken Sakurada
This paper presents a novel semantic-based online extrinsic calibration approach, SOIC (so, I see), for Light Detection and Ranging (LiDAR) and camera sensors.
1 code implementation • 28 Feb 2019 • Nevrez Imamoglu, Guanqun Ding, Yuming Fang, Asako Kanezaki, Toru Kouyama, Ryosuke Nakamura
Various saliency detection algorithms from color images have been proposed to mimic eye fixation or attentive object detection response of human observers for the same scenes.
no code implementations • CVPR 2019 • Ryuhei Hamaguchi, Ken Sakurada, Ryosuke Nakamura
The effectiveness of the proposed approach is verified by the quantitative evaluations on four change detection datasets, and the qualitative analysis shows that the proposed method can acquire the representations that disentangle rare events from trivial ones.
no code implementations • 28 Oct 2018 • Shinya Sumikura, Ken Sakurada, Nobuo Kawaguchi, Ryosuke Nakamura
This paper proposes a novel method of estimating the absolute scale of monocular SfM for a multi-modal stereo camera.
no code implementations • 9 Aug 2018 • Hiroki Miyamoto, Kazuki Uehara, Masahiro Murakawa, Hidenori Sakanashi, Hirokazu Nosato, Toru Kouyama, Ryosuke Nakamura
This paper presents an efficient object detection method from satellite imagery.
2 code implementations • 29 Jun 2018 • Nevrez Imamoglu, Yu Oishi, Xiaoqiang Zhang, Guanqun Ding, Yuming Fang, Toru Kouyama, Ryosuke Nakamura
Many works have been done on salient object detection using supervised or unsupervised approaches on colour images.
no code implementations • 8 Dec 2017 • Ken Sakurada, Weimin WANG, Nobuo Kawaguchi, Ryosuke Nakamura
This paper presents a novel method for detecting scene changes from a pair of images with a difference of camera viewpoints using a dense optical flow based change detection network.
no code implementations • 13 Oct 2017 • Kenji Enomoto, Ken Sakurada, Weimin WANG, Hiroshi Fukui, Masashi Matsuoka, Ryosuke Nakamura, Nobuo Kawaguchi
The networks are trained to output images that are close to the ground truth using the images synthesized with clouds over the ground truth as inputs.
Ranked #8 on Cloud Removal on SEN12MS-CR
no code implementations • 28 Jul 2017 • Kazuki Uehara, Hidenori Sakanashi, Hirokazu Nosato, Masahiro Murakawa, Hiroki Miyamoto, Ryosuke Nakamura
The Earth observation satellites have been monitoring the earth's surface for a long time, and the images taken by the satellites contain large amounts of valuable data.
1 code implementation • 21 Apr 2017 • Nevrez Imamoglu, Motoki Kimura, Hiroki Miyamoto, Aito Fujita, Ryosuke Nakamura
To express the strength of the top-down connections, we introduce feedback CNN network (FB-Net) to a baseline CNN model used for solar power plant classification on multi-spectral satellite data.