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Junyong Choi

6 accepted papers

2025

Channel-wise Noise Scheduled Diffusion for Inverse Rendering in Indoor Scenes

CVPR 2025poster

We propose a diffusion-based inverse rendering framework that decomposes a single RGB image into geometry, material, and lighting. Inverse rendering is inherently ill-posed, making it difficult to predict a single accurate solution. To address this challenge, recent generative model-based methods ai…

Cited by 0SourcePDFScholar
2024

Few-Shot Neural Radiance Fields under Unconstrained Illumination

AAAI 2024technical

In this paper, we introduce a new challenge for synthesizing novel view images in practical environments with limited input multi-view images and varying lighting conditions. Neural radiance fields (NeRF), one of the pioneering works for this task, demand an extensive set of multi-view images taken…

Cited by 2SourcePDFScholar
2023

MAIR: Multi-View Attention Inverse Rendering With 3D Spatially-Varying Lighting Estimation

CVPR 2023poster

We propose a scene-level inverse rendering framework that uses multi-view images to decompose the scene into geometry, a SVBRDF, and 3D spatially-varying lighting. Because multi-view images provide a variety of information about the scene, multi-view images in object-level inverse rendering have bee…

Cited by 8SourcePDFScholar
2023

ORC: Network Group-based Knowledge Distillation using Online Role Change

ICCV 2023poster

In knowledge distillation, since a single, omnipotent teacher network cannot solve all problems, multiple teacher-based knowledge distillations have been studied recently. However, sometimes their improvements are not as good as expected because some immature teachers may transfer the false knowledg…

Cited by 5PDFcodeScholar
2023

itKD: Interchange Transfer-Based Knowledge Distillation for 3D Object Detection

CVPR 2023poster

Point-cloud based 3D object detectors recently have achieved remarkable progress. However, most studies are limited to the development of network architectures for improving only their accuracy without consideration of the computational efficiency. In this paper, we first propose an autoencoder-styl…

2021

Densely Guided Knowledge Distillation Using Multiple Teacher Assistants

ICCV 2021poster

With the success of deep neural networks, knowledge distillation which guides the learning of a small student network from a large teacher network is being actively studied for model compression and transfer learning. However, few studies have been performed to resolve the poor learning issue of the…

Cited by 146PDFcodeScholar