no code implementations • 22 Nov 2022 • Chunyu Li, Taisuke Hashimoto, Eiichi Matsumoto, Hiroharu Kato
Three-dimensional (3D) object reconstruction based on differentiable rendering (DR) is an active research topic in computer vision.
1 code implementation • 31 May 2022 • Sosuke Kobayashi, Eiichi Matsumoto, Vincent Sitzmann
Emerging neural radiance fields (NeRF) are a promising scene representation for computer graphics, enabling high-quality 3D reconstruction and novel view synthesis from image observations.
no code implementations • CVPR 2022 • Tianhan Xu, Yasuhiro Fujita, Eiichi Matsumoto
Our method defines the neural scene representation on the mesh surface points and signed distances from the surface of a human body mesh.
1 code implementation • 28 Sep 2020 • He Huang, Shunta Saito, Yuta Kikuchi, Eiichi Matsumoto, Wei Tang, Philip S. Yu
Motivated by the fact that detecting these rare relations can be critical in real-world applications, this paper introduces a novel integrated framework of classification and ranking to resolve the class imbalance problem in scene graph parsing.
no code implementations • 17 Oct 2017 • Ayaka Kume, Eiichi Matsumoto, Kuniyuki Takahashi, Wilson Ko, Jethro Tan
To solve this problem, we propose Map-based Multi-Policy Reinforcement Learning (MMPRL), which aims to search and store multiple policies that encode different behavioral features while maximizing the expected reward in advance of the environment change.
2 code implementations • ICML 2017 • Weihua Hu, Takeru Miyato, Seiya Tokui, Eiichi Matsumoto, Masashi Sugiyama
Learning discrete representations of data is a central machine learning task because of the compactness of the representations and ease of interpretation.
Ranked #3 on Unsupervised Image Classification on SVHN (using extra training data)
4 code implementations • ICCV 2017 • Masaki Saito, Eiichi Matsumoto, Shunta Saito
In this paper, we propose a generative model, Temporal Generative Adversarial Nets (TGAN), which can learn a semantic representation of unlabeled videos, and is capable of generating videos.