Search Results for author: Ryo Kurazume

Found 5 papers, 3 papers with code

Fast LiDAR Upsampling using Conditional Diffusion Models

no code implementations8 May 2024 Sander Elias Magnussen Helgesen, Kazuto Nakashima, Jim Tørresen, Ryo Kurazume

Existing approaches have shown the possibilities for using diffusion models to generate refined LiDAR data with high fidelity, although the performance and speed of such methods have been limited.

Autonomous Navigation Denoising

LiDAR Data Synthesis with Denoising Diffusion Probabilistic Models

1 code implementation17 Sep 2023 Kazuto Nakashima, Ryo Kurazume

In this work, we present R2DM, a novel generative model for LiDAR data that can generate diverse and high-fidelity 3D scene point clouds based on the image representation of range and reflectance intensity.

Point Cloud Completion

Generative Range Imaging for Learning Scene Priors of 3D LiDAR Data

1 code implementation21 Oct 2022 Kazuto Nakashima, Yumi Iwashita, Ryo Kurazume

We demonstrate the fidelity and diversity of our model in comparison with the point-based and image-based state-of-the-art generative models.

LIDAR Semantic Segmentation Semantic Segmentation

Isomorphic mesh generation from point clouds with multilayer perceptrons

no code implementations21 Oct 2022 Shoko Miyauchi, Ken'ichi Morooka, Ryo Kurazume

Moreover, the unified mesh structure of isomorphic meshes enables the same process to be applied to all isomorphic meshes; although in the case of general mesh models, we need to consider the processes depending on their mesh structures.

Learning to Drop Points for LiDAR Scan Synthesis

1 code implementation23 Feb 2021 Kazuto Nakashima, Ryo Kurazume

As in the related studies, we process LiDAR data as a compact yet lossless representation, a cylindrical depth map.

Point Cloud Generation Sensor Modeling

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