Search Results for author: Eunbyung Park

Found 28 papers, 15 papers with code

CodecNeRF: Toward Fast Encoding and Decoding, Compact, and High-quality Novel-view Synthesis

no code implementations7 Apr 2024 Gyeongjin Kang, Younggeun Lee, Eunbyung Park

Neural Radiance Fields (NeRF) have achieved huge success in effectively capturing and representing 3D objects and scenes.

Novel View Synthesis

Separable Physics-informed Neural Networks for Solving the BGK Model of the Boltzmann Equation

no code implementations10 Mar 2024 Jaemin Oh, Seung Yeon Cho, Seok-Bae Yun, Eunbyung Park, Youngjoon Hong

In this study, we introduce a method based on Separable Physics-Informed Neural Networks (SPINNs) for effectively solving the BGK model of the Boltzmann equation.

Continuous Memory Representation for Anomaly Detection

1 code implementation28 Feb 2024 Joo Chan Lee, Taejune Kim, Eunbyung Park, Simon S. Woo, Jong Hwan Ko

To tackle all of the above challenges, we propose CRAD, a novel anomaly detection method for representing normal features within a "continuous" memory, enabled by transforming spatial features into coordinates and mapping them to continuous grids.

Anomaly Detection

Mip-Grid: Anti-aliased Grid Representations for Neural Radiance Fields

no code implementations NeurIPS 2023 Seungtae Nam, Daniel Rho, Jong Hwan Ko, Eunbyung Park

In this work, we present mip-Grid, a novel approach that integrates anti-aliasing techniques into grid-based representations for radiance fields, mitigating the aliasing artifacts while enjoying fast training time.

Deblurring 3D Gaussian Splatting

no code implementations1 Jan 2024 Byeonghyeon Lee, Howoong Lee, Xiangyu Sun, Usman Ali, Eunbyung Park

However, it suffers from severe degradation in the rendering quality if the training images are blurry.

Deblurring Novel View Synthesis

Coordinate-Aware Modulation for Neural Fields

1 code implementation25 Nov 2023 Joo Chan Lee, Daniel Rho, Seungtae Nam, Jong Hwan Ko, Eunbyung Park

Experimental results demonstrate that CAM enhances the performance of neural representation and improves learning stability across a range of signals.

Novel View Synthesis Video Compression

Compact 3D Gaussian Representation for Radiance Field

1 code implementation22 Nov 2023 Joo Chan Lee, Daniel Rho, Xiangyu Sun, Jong Hwan Ko, Eunbyung Park

On the other hand, 3D Gaussian splatting (3DGS) has recently emerged as an alternative representation that leverages a 3D Gaussisan-based representation and adopts the rasterization pipeline to render the images rather than volumetric rendering, achieving very fast rendering speed and promising image quality.

Model Compression Quantization

Hydra: Multi-head Low-rank Adaptation for Parameter Efficient Fine-tuning

1 code implementation13 Sep 2023 Sanghyeon Kim, Hyunmo Yang, Younghyun Kim, Youngjoon Hong, Eunbyung Park

The recent surge in large-scale foundation models has spurred the development of efficient methods for adapting these models to various downstream tasks.

SMPConv: Self-moving Point Representations for Continuous Convolution

1 code implementation CVPR 2023 Sanghyeon Kim, Eunbyung Park

This paper suggests an alternative approach to building a continuous convolution without neural networks, resulting in more computationally efficient and improved performance.

Descriptive Sequential Image Classification +1

FFNeRV: Flow-Guided Frame-Wise Neural Representations for Videos

1 code implementation23 Dec 2022 Joo Chan Lee, Daniel Rho, Jong Hwan Ko, Eunbyung Park

Neural fields, also known as coordinate-based or implicit neural representations, have shown a remarkable capability of representing, generating, and manipulating various forms of signals.

Model Compression Quantization +2

Masked Wavelet Representation for Compact Neural Radiance Fields

1 code implementation CVPR 2023 Daniel Rho, Byeonghyeon Lee, Seungtae Nam, Joo Chan Lee, Jong Hwan Ko, Eunbyung Park

There have been recent studies on how to reduce these computational inefficiencies by using additional data structures, such as grids or trees.

Neural Rendering

Separable PINN: Mitigating the Curse of Dimensionality in Physics-Informed Neural Networks

no code implementations16 Nov 2022 Junwoo Cho, Seungtae Nam, Hyunmo Yang, Seok-Bae Yun, Youngjoon Hong, Eunbyung Park

SPINN operates on a per-axis basis instead of point-wise processing in conventional PINNs, decreasing the number of network forward passes.

PIXEL: Physics-Informed Cell Representations for Fast and Accurate PDE Solvers

2 code implementations26 Jul 2022 Namgyu Kang, Byeonghyeon Lee, Youngjoon Hong, Seok-Bae Yun, Eunbyung Park

With the increases in computational power and advances in machine learning, data-driven learning-based methods have gained significant attention in solving PDEs.

Streamable Neural Fields

1 code implementation20 Jul 2022 Junwoo Cho, Seungtae Nam, Daniel Rho, Jong Hwan Ko, Eunbyung Park

Neural fields have emerged as a new data representation paradigm and have shown remarkable success in various signal representations.

Neural Residual Flow Fields for Efficient Video Representations

1 code implementation12 Jan 2022 Daniel Rho, Junwoo Cho, Jong Hwan Ko, Eunbyung Park

Inspired by standard video compression algorithms, we propose a neural field architecture for representing and compressing videos that deliberately removes data redundancy through the use of motion information across video frames.

Video Compression

IA-MARL: Imputation Assisted Multi-Agent Reinforcement Learning for Missing Training Data

no code implementations29 Sep 2021 Dongsun Kim, Sinwoong Yun, Jemin Lee, Eunbyung Park

Recently, multi-agent reinforcement learning (MARL) adopts the centralized training with decentralized execution (CTDE) framework that trains agents using the data from all agents at a centralized server while each agent takes an action from its observation.

Imputation Multi-agent Reinforcement Learning +2

Meta-Curvature

1 code implementation NeurIPS 2019 Eunbyung Park, Junier B. Oliva

We propose meta-curvature (MC), a framework to learn curvature information for better generalization and fast model adaptation.

Few-Shot Image Classification Few-Shot Learning +1

Meta-Tracker: Fast and Robust Online Adaptation for Visual Object Trackers

no code implementations ECCV 2018 Eunbyung Park, Alexander C. Berg

The meta learning is driven by the goal of deep networks that can quickly be adapted to robustly model a particular target in future frames.

Meta-Learning

Transformation-Grounded Image Generation Network for Novel 3D View Synthesis

2 code implementations CVPR 2017 Eunbyung Park, Jimei Yang, Ersin Yumer, Duygu Ceylan, Alexander C. Berg

Instead of taking a 'blank slate' approach, we first explicitly infer the parts of the geometry visible both in the input and novel views and then re-cast the remaining synthesis problem as image completion.

Image Generation Novel View Synthesis

A Dataset for Developing and Benchmarking Active Vision

no code implementations27 Feb 2017 Phil Ammirato, Patrick Poirson, Eunbyung Park, Jana Kosecka, Alexander C. Berg

We present a new public dataset with a focus on simulating robotic vision tasks in everyday indoor environments using real imagery.

Benchmarking General Classification +5

Learning to decompose for object detection and instance segmentation

no code implementations19 Nov 2015 Eunbyung Park, Alexander C. Berg

Although deep convolutional neural networks(CNNs) have achieved remarkable results on object detection and segmentation, pre- and post-processing steps such as region proposals and non-maximum suppression(NMS), have been required.

Instance Segmentation Object +4

Visual Madlibs: Fill in the blank Image Generation and Question Answering

no code implementations31 May 2015 Licheng Yu, Eunbyung Park, Alexander C. Berg, Tamara L. Berg

In this paper, we introduce a new dataset consisting of 360, 001 focused natural language descriptions for 10, 738 images.

Image Generation Multiple-choice +1

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