Search Results for author: Yasuhiro Mukaigawa

Found 12 papers, 1 papers with code

NLOS-NeuS: Non-line-of-sight Neural Implicit Surface

no code implementations ICCV 2023 Yuki Fujimura, Takahiro Kushida, Takuya Funatomi, Yasuhiro Mukaigawa

We propose NLOS neural implicit surface (NLOS-NeuS), which extends the NeTF to neural implicit surfaces with a signed distance function (SDF) for reconstructing three-dimensional surfaces in NLOS scenes.

Deep Depth from Focal Stack with Defocus Model for Camera-Setting Invariance

no code implementations26 Feb 2022 Yuki Fujimura, Masaaki Iiyama, Takuya Funatomi, Yasuhiro Mukaigawa

Our method takes a plane sweep volume as input for the constraint between scene depth, defocus images, and camera settings, and this intermediate representation enables depth estimation with different camera settings at training and test times.

Depth Estimation

Multispectral Photometric Stereo for Spatially-Varying Spectral Reflectances: A Well Posed Problem?

1 code implementation CVPR 2021 Heng Guo, Fumio Okura, Boxin Shi, Takuya Funatomi, Yasuhiro Mukaigawa, Yasuyuki Matsushita

To make the problem well-posed, existing MPS methods rely on restrictive assumptions, such as shape prior, surfaces having a monochromatic with uniform albedo.

Enhancing Passive Non-Line-of-Sight Imaging Using Polarization Cues

no code implementations29 Nov 2019 Kenichiro Tanaka, Yasuhiro Mukaigawa, Achuta Kadambi

This paper presents a method of passive non-line-of-sight (NLOS) imaging using polarization cues.

One-Shot Hyperspectral Imaging Using Faced Reflectors

no code implementations CVPR 2017 Tsuyoshi Takatani, Takahito Aoto, Yasuhiro Mukaigawa

Hyperspectral imaging is a useful technique for various computer vision tasks such as material recognition.

Material Recognition

Reconstructing Shapes and Appearances of Thin Film Objects Using RGB Images

no code implementations CVPR 2016 Yoshie Kobayashi, Tetsuro Morimoto, Imari Sato, Yasuhiro Mukaigawa, Takao Tomono, Katsushi Ikeuchi

First, we narrow down candidates of zenith angle by degree of polarization and determine it by the intensity of thin film which increases monotonically along the zenith angle.

Recovering Transparent Shape From Time-Of-Flight Distortion

no code implementations CVPR 2016 Kenichiro Tanaka, Yasuhiro Mukaigawa, Hiroyuki Kubo, Yasuyuki Matsushita, Yasushi Yagi

This paper presents a method for recovering shape and normal of a transparent object from a single viewpoint using a Time-of-Flight (ToF) camera.

Object

Waterdrop Stereo

no code implementations4 Apr 2016 Shaodi You, Robby T. Tan, Rei Kawakami, Yasuhiro Mukaigawa, Katsushi Ikeuchi

(2) The imagery inside a water-drop is determined by the water-drop 3D shape and total reflection at the boundary.

Depth Estimation

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