Search Results for author: Kyungdon Joo

Found 21 papers, 3 papers with code

Globally Optimal and Efficient Vanishing Point Estimation in Atlanta World

no code implementations ECCV 2020 Haoang Li, Pyojin Kim, Ji Zhao, Kyungdon Joo, Zhipeng Cai, Zhe Liu , Yun-hui Liu

In Atlanta world, given a set of image lines, we aim to cluster them by the unknown-but-sought VPs whose number is unknown.

VPOcc: Exploiting Vanishing Point for Monocular 3D Semantic Occupancy Prediction

no code implementations7 Aug 2024 Junsu Kim, Junhee Lee, Ukcheol Shin, Jean Oh, Kyungdon Joo

First, in the VPZoomer module, we initially utilize VP in feature extraction to achieve information balanced feature extraction across the scene by generating a zoom-in image based on VP.

3D Semantic Occupancy Prediction

AiSDF: Structure-aware Neural Signed Distance Fields in Indoor Scenes

no code implementations4 Mar 2024 Jaehoon Jang, Inha Lee, Minje Kim, Kyungdon Joo

Indoor scenes we are living in are visually homogenous or textureless, while they inherently have structural forms and provide enough structural priors for 3D scene reconstruction.

3D Scene Reconstruction

ContactGen: Contact-Guided Interactive 3D Human Generation for Partners

no code implementations30 Jan 2024 Dongjun Gu, Jaehyeok Shim, Jaehoon Jang, Changwoo Kang, Kyungdon Joo

Among various interactions between humans, such as eye contact and gestures, physical interactions by contact can act as an essential moment in understanding human behaviors.

FishRecGAN: An End to End GAN Based Network for Fisheye Rectification and Calibration

no code implementations9 May 2023 Xin Shen, Kyungdon Joo, Jean Oh

We propose an end-to-end deep learning approach to rectify fisheye images and simultaneously calibrate camera intrinsic and distortion parameters.

Unified 3D Mesh Recovery of Humans and Animals by Learning Animal Exercise

no code implementations3 Nov 2021 Kim Youwang, Kim Ji-Yeon, Kyungdon Joo, Tae-Hyun Oh

To make the unstable disjoint multi-task learning jointly trainable, we propose to exploit the morphological similarity between humans and animals, motivated by animal exercise where humans imitate animal poses.

Multi-Task Learning

Volumetric Propagation Network: Stereo-LiDAR Fusion for Long-Range Depth Estimation

no code implementations24 Mar 2021 Jaesung Choe, Kyungdon Joo, Tooba Imtiaz, In So Kweon

The key idea of our network is to exploit sparse and accurate point clouds as a cue for guiding correspondences of stereo images in a unified 3D volume space.

Depth Completion Sensor Fusion +3

Stereo Object Matching Network

no code implementations23 Mar 2021 Jaesung Choe, Kyungdon Joo, Francois Rameau, In So Kweon

This paper presents a stereo object matching method that exploits both 2D contextual information from images as well as 3D object-level information.

3D Object Detection Depth Estimation +2

Globally Optimal Inlier Set Maximization for Atlanta Frame Estimation

no code implementations CVPR 2018 Kyungdon Joo, Tae-Hyun Oh, In So Kweon, Jean-Charles Bazin

In this work, we describe man-made structures via an appropriate structure assumption, called Atlanta world, which contains a vertical direction (typically the gravity direction) and a set of horizontal directions orthogonal to the vertical direction.

Globally Optimal Manhattan Frame Estimation in Real-Time

no code implementations CVPR 2016 Kyungdon Joo, Tae-Hyun Oh, Junsik Kim, In So Kweon

Given a set of surface normals, we pose a Manhattan Frame (MF) estimation problem as a consensus set maximization that maximizes the number of inliers over the rotation search space.

Video Stabilization

Robust and Globally Optimal Manhattan Frame Estimation in Near Real Time

no code implementations12 May 2016 Kyungdon Joo, Tae-Hyun Oh, Junsik Kim, In So Kweon

Most man-made environments, such as urban and indoor scenes, consist of a set of parallel and orthogonal planar structures.

Clustering Video Stabilization

Accurate Camera Calibration Robust to Defocus Using a Smartphone

no code implementations ICCV 2015 Hyowon Ha, Yunsu Bok, Kyungdon Joo, Jiyoung Jung, In So Kweon

We propose a novel camera calibration method for defocused images using a smartphone under the assumption that the defocus blur is modeled as a convolution of a sharp image with a Gaussian point spread function (PSF).

Camera Calibration

High Quality Structure From Small Motion for Rolling Shutter Cameras

no code implementations ICCV 2015 Sunghoon Im, Hyowon Ha, Gyeongmin Choe, Hae-Gon Jeon, Kyungdon Joo, In So Kweon

To address these problems, we introduce a novel 3D reconstruction method from narrow-baseline image sequences that effectively handles the effects of a rolling shutter that occur from most of commercial digital cameras.

3D Reconstruction Depth Estimation +1

Vision System and Depth Processing for DRC-HUBO+

no code implementations21 Sep 2015 Inwook Shim, Seunghak Shin, Yunsu Bok, Kyungdon Joo, Dong-Geol Choi, Joon-Young Lee, Jaesik Park, Jun-Ho Oh, In So Kweon

This paper presents a vision system and a depth processing algorithm for DRC-HUBO+, the winner of the DRC finals 2015.

object-detection Object Detection +1

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