Search Results for author: Sung-Eui Yoon

Found 26 papers, 15 papers with code

Unsupervised Learning of Optical Flow with Deep Feature Similarity

no code implementations ECCV 2020 Woobin Im, Tae-Kyun Kim, Sung-Eui Yoon

Deep unsupervised learning for optical flow has been proposed, where the loss measures image similarity with the warping function parameterized by estimated flow.

Optical Flow Estimation

SemCity: Semantic Scene Generation with Triplane Diffusion

1 code implementation12 Mar 2024 Jumin Lee, Sebin Lee, Changho Jo, Woobin Im, Juhyeong Seon, Sung-Eui Yoon

In this paper, we concentrate on generating a real-outdoor scene through learning a diffusion model on a real-world outdoor dataset.

Scene Generation

UFORecon: Generalizable Sparse-View Surface Reconstruction from Arbitrary and UnFavOrable Sets

1 code implementation8 Mar 2024 Youngju Na, Woo Jae Kim, Kyu Beom Han, Suhyeon Ha, Sung-Eui Yoon

Generalizable neural implicit surface reconstruction aims to obtain an accurate underlying geometry given a limited number of multi-view images from unseen scenes.

Surface Reconstruction

Deep Video Inpainting Guided by Audio-Visual Self-Supervision

1 code implementation11 Oct 2023 Kyuyeon Kim, Junsik Jung, Woo Jae Kim, Sung-Eui Yoon

To implement the prior knowledge, we first train the audio-visual network, which learns the correspondence between auditory and visual information.

audio-visual learning Video Inpainting

Towards Content-based Pixel Retrieval in Revisited Oxford and Paris

1 code implementation ICCV 2023 Guoyuan An, Woo Jae Kim, Saelyne Yang, Rong Li, Yuchi Huo, Sung-Eui Yoon

To this end, we propose pixel retrieval benchmarks named PROxford and PRParis, which are based on the widely used image retrieval datasets, ROxford and RParis.

Image Retrieval Instance Segmentation +3

Pixel-wise Guidance for Utilizing Auxiliary Features in Monte Carlo Denoising

1 code implementation11 Apr 2023 Kyu Beom Han, Olivia G. Odenthal, Woo Jae Kim, Sung-Eui Yoon

Then we design our ensembling network to obtain per-pixel ensembling weight maps, which represent pixel-wise guidance for which auxiliary feature should be dominant at reconstructing each individual pixel and use them to ensemble the two denoised results of our denosiers.

Denoising

Feature Separation and Recalibration for Adversarial Robustness

1 code implementation CVPR 2023 Woo Jae Kim, Yoonki Cho, Junsik Jung, Sung-Eui Yoon

The Separation part disentangles the input feature map into the robust feature with activations that help the model make correct predictions and the non-robust feature with activations that are responsible for model mispredictions upon adversarial attack.

Adversarial Attack Adversarial Robustness

Take a Prior from Other Tasks for Severe Blur Removal

no code implementations14 Feb 2023 Pei Wang, Danna Xue, Yu Zhu, Jinqiu Sun, Qingsen Yan, Sung-Eui Yoon, Yanning Zhang

For general scene deblurring, the feature space of the blurry image and corresponding sharp image under the high-level vision task is closer, which inspires us to rely on other tasks (e. g. classification) to learn a comprehensive prior in severe blur removal cases.

Deblurring Image Deblurring +1

Diffusion Probabilistic Models for Scene-Scale 3D Categorical Data

1 code implementation2 Jan 2023 Jumin Lee, Woobin Im, Sebin Lee, Sung-Eui Yoon

To the best of our knowledge, our work is the first to apply discrete and latent diffusion for 3D categorical data on a scene-scale.

Contour-Aware Equipotential Learning for Semantic Segmentation

1 code implementation1 Oct 2022 Xu Yin, Dongbo Min, Yuchi Huo, Sung-Eui Yoon

This novel module transfers the predicted/ground-truth semantic labels to a self-defined potential domain to learn and infer decision boundaries along customized directions.

regression Segmentation +1

Diverse Generative Perturbations on Attention Space for Transferable Adversarial Attacks

1 code implementation11 Aug 2022 Woo Jae Kim, Seunghoon Hong, Sung-Eui Yoon

Adversarial attacks with improved transferability - the ability of an adversarial example crafted on a known model to also fool unknown models - have recently received much attention due to their practicality.

Semi-Supervised Learning of Optical Flow by Flow Supervisor

1 code implementation21 Jul 2022 Woobin Im, Sebin Lee, Sung-Eui Yoon

A training pipeline for optical flow CNNs consists of a pretraining stage on a synthetic dataset followed by a fine tuning stage on a target dataset.

Optical Flow Estimation

Part-based Pseudo Label Refinement for Unsupervised Person Re-identification

1 code implementation CVPR 2022 Yoonki Cho, Woo Jae Kim, Seunghoon Hong, Sung-Eui Yoon

In this paper, we propose a novel Part-based Pseudo Label Refinement (PPLR) framework that reduces the label noise by employing the complementary relationship between global and part features.

Person Retrieval Pseudo Label +3

Hypergraph Propagation and Community Selection for Objects Retrieval

1 code implementation NeurIPS 2021 Guoyuan An, Yuchi Huo, Sung-Eui Yoon

However, existing query expansion and diffusion methods cannot efficiently propagate the spatial information in an ordinary graph with scalar edge weights, resulting in low recall or precision.

Image Retrieval Object +1

In-N-Out: Towards Good Initialization for Inpainting and Outpainting

1 code implementation26 Jun 2021 Changho Jo, Woobin Im, Sung-Eui Yoon

Our self-supervision method, In-N-Out, is summarized as a training approach that leverages the knowledge of the opposite task into the target model.

Image Inpainting Image Outpainting

A Method for Estimating Reflectance map and Material using Deep Learning with Synthetic Dataset

no code implementations15 Jan 2020 Mingi Lim, Sung-Eui Yoon

In this paper, we propose a deep learning-based reflectance map prediction system for material estimation of target objects in the image, so as to alleviate the ill-posed problem that occurs in this image decomposition operation.

Generative Adversarial Network

Virtual Piano using Computer Vision

no code implementations28 Oct 2019 Seongjae Kang, Jaeyoon Kim, Sung-Eui Yoon

Especially for detecting intensity, a new method of utilizing spatial, temporal CNNs model is devised.

Optical Flow Estimation

Real-time 3-D Mapping with Estimating Acoustic Materials

no code implementations16 Sep 2019 Tae-Young Kim, Youngsun Kwon, Sung-Eui Yoon

This paper proposes a real-time system integrating an acoustic material estimation from visual appearance and an on-the-fly mapping in the 3-dimension.

Semantic Segmentation

An Objectness Score for Accurate and Fast Detection during Navigation

no code implementations26 Aug 2019 Hongsun Choi, Mincheul Kang, Youngsun Kwon, Sung-Eui Yoon

We propose a novel method utilizing an objectness score for maintaining the locations and classes of objects detected from Mask R-CNN during mobile robot navigation.

Robot Navigation

Learning Embedding of 3D models with Quadric Loss

1 code implementation24 Jul 2019 Nitin Agarwal, Sung-Eui Yoon, M Gopi

Sharp features such as edges and corners play an important role in the perception of 3D models.

3D Reconstruction 3D Shape Representation +1

Two-stream Spatiotemporal Feature for Video QA Task

no code implementations11 Jul 2019 Chiwan Song, Woobin Im, Sung-Eui Yoon

Understanding the content of videos is one of the core techniques for developing various helpful applications in the real world, such as recognizing various human actions for surveillance systems or customer behavior analysis in an autonomous shop.

Action Recognition Temporal Action Localization +1

Intrinsic Motivation Driven Intuitive Physics Learning using Deep Reinforcement Learning with Intrinsic Reward Normalization

no code implementations6 Jul 2019 JaeWon Choi, Sung-Eui Yoon

At an early age, human infants are able to learn and build a model of the world very quickly by constantly observing and interacting with objects around them.

reinforcement-learning Reinforcement Learning (RL)

Single Image Reflection Removal with Physically-Based Training Images

1 code implementation CVPR 2020 Soo-Min Kim, Yuchi Huo, Sung-Eui Yoon

Recently, deep learning-based single image reflection separation methods have been exploited widely.

Reflection Removal

Light Field Neural Network

no code implementations19 Sep 2018 Yuchi Huo, Sung-Eui Yoon

We introduce an optical neural network system made by off-the-shelf components.

Shortlist Selection With Residual-Aware Distance Estimator for K-Nearest Neighbor Search

no code implementations CVPR 2016 Jae-Pil Heo, Zhe Lin, Xiaohui Shen, Jonathan Brandt, Sung-Eui Yoon

We have tested the proposed method with the inverted index and multi-index on a diverse set of benchmarks including up to one billion data points with varying dimensions, and found that our method robustly improves the accuracy of shortlists (up to 127% relatively higher) over the state-of-the-art techniques with a comparable or even faster computational cost.

Quantization

Distance Encoded Product Quantization

no code implementations CVPR 2014 Jae-Pil Heo, Zhe Lin, Sung-Eui Yoon

This result is achieved mainly because our method accurately estimates distances between two data points with the new binary codes and distance metric.

Quantization

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