activity
20232026
most citedCan masking background and object reduce static bias for zero-shot action recognition?

1 citations · 2 across the 15 of their papers we have counts for

collaborators

16 papers

cs.RO2026

Improving Imitation Learning Efficiency for Manipulation through Geometric Prior Pretraining

Shogo Iwakata, Tomohiro Motoda, Ryosuke Yamada +8

Applying an imitation learning policy to a new manipulation task usually requires collecting new demonstrations and retraining the model, which makes sample efficiency a practical…

cs.CV2026

FDIF: Formula-Driven supervised Learning with Implicit Functions for 3D Medical Image Segmentation

Yukinori Yamamoto, Kazuya Nishimura, Tsukasa Fukusato +3

Deep learning-based 3D medical image segmentation methods relies on large-scale labeled datasets, yet acquiring such data is difficult due to privacy constraints and the high cost…

cs.CV2025

3D sans 3D Scans: Scalable Pre-training from Video-Generated Point Clouds

Ryousuke Yamada, Kohsuke Ide, Yoshihiro Fukuhara +4

Despite recent progress in 3D self-supervised learning, collecting large-scale 3D scene scans remains expensive and labor-intensive. In this work, we investigate whether 3D represe…

cs.CV2025

S3OD: Towards Generalizable Salient Object Detection with Synthetic Data

Orest Kupyn, Hirokatsu Kataoka, Christian Rupprecht

Salient object detection exemplifies data-bounded tasks where expensive pixel-precise annotations force separate model training for related subtasks like DIS and HR-SOD. We present…

cs.CV2025

AgroBench: Vision-Language Model Benchmark in Agriculture

Risa Shinoda, Nakamasa Inoue, Hirokatsu Kataoka +2

Precise automated understanding of agricultural tasks such as disease identification is essential for sustainable crop production. Recent advances in vision-language models (VLMs)…

cs.CV2025

AnimalClue: Recognizing Animals by their Traces

Risa Shinoda, Nakamasa Inoue, Iro Laina +2

Wildlife observation plays an important role in biodiversity conservation, necessitating robust methodologies for monitoring wildlife populations and interspecies interactions. Rec…

cs.CV2025

Industrial Synthetic Segment Pre-training

Shinichi Mae, Hirokatsu Kataoka, Ryousuke Yamada +3

Vision Foundation Models (VFMs) have made remarkable progress and are increasingly being applied to segmentation tasks in real-world industrial settings. However, VFMs pre-trained…

cs.CV2025

Pre-training with 3D Synthetic Data: Learning 3D Point Cloud Instance Segmentation from 3D Synthetic Scenes

Daichi Otsuka, Shinichi Mae, Ryosuke Yamada +1

In the recent years, the research community has witnessed growing use of 3D point cloud data for the high applicability in various real-world applications. By means of 3D point clo…

cs.CV2025★ 1 cited

On the Relationship Between Double Descent of CNNs and Shape/Texture Bias Under Learning Process

Shun Iwase, Shuya Takahashi, Nakamasa Inoue +3

The double descent phenomenon, which deviates from the traditional bias-variance trade-off theory, attracts considerable research attention; however, the mechanism of its occurrenc…

cs.CV2025★ 1 cited

Can masking background and object reduce static bias for zero-shot action recognition?

Takumi Fukuzawa, Kensho Hara, Hirokatsu Kataoka +1

In this paper, we address the issue of static bias in zero-shot action recognition. Action recognition models need to represent the action itself, not the appearance. However, some…

cs.CV2025

Text-guided Synthetic Geometric Augmentation for Zero-shot 3D Understanding

Kohei Torimi, Ryosuke Yamada, Daichi Otsuka +4

Zero-shot recognition models require extensive training data for generalization. However, in zero-shot 3D classification, collecting 3D data and captions is costly and laborintensi…

cs.CV2024

Constant Rate Scheduling: A General Framework for Optimizing Diffusion Noise Schedule via Distributional Change

Shuntaro Okada, Kenji Doi, Ryota Yoshihashi +2

We propose a general framework for optimizing noise schedules in diffusion models, applicable to both training and sampling. Our method enforces a constant rate of change in the pr…

cs.CV2024

Formula-Supervised Visual-Geometric Pre-training

Ryosuke Yamada, Kensho Hara, Hirokatsu Kataoka +4

Throughout the history of computer vision, while research has explored the integration of images (visual) and point clouds (geometric), many advancements in image and 3D object rec…

cs.CV2024

Rethinking Image Super-Resolution from Training Data Perspectives

Go Ohtani, Ryu Tadokoro, Ryosuke Yamada +7

In this work, we investigate the understudied effect of the training data used for image super-resolution (SR). Most commonly, novel SR methods are developed and benchmarked on com…

cs.CV2024

Scaling Backwards: Minimal Synthetic Pre-training?

Ryo Nakamura, Ryu Tadokoro, Ryosuke Yamada +6

Pre-training and transfer learning are an important building block of current computer vision systems. While pre-training is usually performed on large real-world image datasets, i…

cs.CV2023

Exploring Limits of Diffusion-Synthetic Training with Weakly Supervised Semantic Segmentation

Ryota Yoshihashi, Yuya Otsuka, Kenji Doi +2

The advance of generative models for images has inspired various training techniques for image recognition utilizing synthetic images. In semantic segmentation, one promising appro…