activity
20212026
most citedPre-training without Natural Images

2 citations · 3 across the 8 of their papers we have counts for

collaborators

9 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.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

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

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.CV2024

Primitive Geometry Segment Pre-training for 3D Medical Image Segmentation

Ryu Tadokoro, Ryosuke Yamada, Kodai Nakashima +2

The construction of 3D medical image datasets presents several issues, including requiring significant financial costs in data collection and specialized expertise for annotation,…

cs.CV2022★ 1 cited

Pre-training Vision Transformers with Formula-driven Supervised Learning

Hirokatsu Kataoka, Sora Takashima, Ryo Hayamizu +6

In the present work, we show that the performance of formula-driven supervised learning (FDSL) can match or even exceed that of ImageNet-21k and can approach that of the JFT-300M d…

cs.CV2021★ 2 cited

Pre-training without Natural Images

Hirokatsu Kataoka, Kazushige Okayasu, Asato Matsumoto +5

Is it possible to use convolutional neural networks pre-trained without any natural images to assist natural image understanding? The paper proposes a novel concept, Formula-driven…