Search Results for author: Francois Rameau

Found 23 papers, 10 papers with code

Comparative Study: Standalone IEEE 16-bit Floating-Point for Image Classification

no code implementations18 May 2023 Juyoung Yun, Byungkon Kang, Francois Rameau, Zhoulai Fu

Contrary to literature that credits the success of noise-tolerated neural networks to regularization effects, our study-supported by a series of rigorous experiments-provides a quantitative explanation of why standalone IEEE 16-bit floating-point neural networks can perform on par with 32-bit and mixed-precision networks in various image classification tasks.

Image Classification

Generative AI meets 3D: A Survey on Text-to-3D in AIGC Era

no code implementations10 May 2023 Chenghao Li, Chaoning Zhang, Atish Waghwase, Lik-Hang Lee, Francois Rameau, Yang Yang, Sung-Ho Bae, Choong Seon Hong

AI generated content) has made remarkable progress in the past few years, among which text-guided content generation is the most practical one since it enables the interaction between human instruction and AIGC.

Scene Generation Text to 3D +1

InstaGraM: Instance-level Graph Modeling for Vectorized HD Map Learning

no code implementations10 Jan 2023 Juyeb Shin, Francois Rameau, Hyeonjun Jeong, Dongsuk Kum

We represent the map elements as a graph; we propose InstaGraM, instance-level graph modeling of HD map that brings accurate and fast end-to-end vectorized HD map learning.

Autonomous Driving

Keypoints Tracking via Transformer Networks

1 code implementation24 Mar 2022 Oleksii Nasypanyi, Francois Rameau

In this thesis, we propose a pioneering work on sparse keypoints tracking across images using transformer networks.

MC-Calib: A generic and robust calibration toolbox for multi-camera systems

1 code implementation Computer Vision and Image Understanding 2022 Francois Rameau, Jinsun Park, Oleksandr Bailo, In So Kweon

In this paper, we present MC-Calib, a novel and robust toolbox dedicated to the calibration of complex synchronized multi-camera systems using an arbitrary number of fiducial marker-based patterns.

Camera Calibration

Deep Point Cloud Reconstruction

no code implementations ICLR 2022 Jaesung Choe, Byeongin Joung, Francois Rameau, Jaesik Park, In So Kweon

In particular, we further improve the performance of transformer by a newly proposed module called amplified positional encoding.

Denoising Point Cloud Completion +2

Attentive and Contrastive Learning for Joint Depth and Motion Field Estimation

no code implementations ICCV 2021 Seokju Lee, Francois Rameau, Fei Pan, In So Kweon

Experiments on KITTI, Cityscapes, and Waymo Open Dataset demonstrate the relevance of our approach and show that our method outperforms state-of-the-art algorithms for the tasks of self-supervised monocular depth estimation, object motion segmentation, monocular scene flow estimation, and visual odometry.

Contrastive Learning Monocular Depth Estimation +5

VolumeFusion: Deep Depth Fusion for 3D Scene Reconstruction

no code implementations ICCV 2021 Jaesung Choe, Sunghoon Im, Francois Rameau, Minjun Kang, In So Kweon

To reconstruct a 3D scene from a set of calibrated views, traditional multi-view stereo techniques rely on two distinct stages: local depth maps computation and global depth maps fusion.

3D Reconstruction 3D Scene Reconstruction +1

Restoration of Video Frames from a Single Blurred Image with Motion Understanding

no code implementations19 Apr 2021 Dawit Mureja Argaw, Junsik Kim, Francois Rameau, Chaoning Zhang, In So Kweon

We formulate video restoration from a single blurred image as an inverse problem by setting clean image sequence and their respective motion as latent factors, and the blurred image as an observation.

Video Restoration

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

Optical Flow Estimation from a Single Motion-blurred Image

no code implementations4 Mar 2021 Dawit Mureja Argaw, Junsik Kim, Francois Rameau, Jae Won Cho, In So Kweon

A flow estimator network is then used to estimate optical flow from the decoded features in a coarse-to-fine manner.

Deblurring Optical Flow Estimation +1

Motion-blurred Video Interpolation and Extrapolation

no code implementations4 Mar 2021 Dawit Mureja Argaw, Junsik Kim, Francois Rameau, In So Kweon

Abrupt motion of camera or objects in a scene result in a blurry video, and therefore recovering high quality video requires two types of enhancements: visual enhancement and temporal upsampling.

Deblurring Optical Flow Estimation

DeepCalib: a deep learning approach for automatic intrinsic calibration of wide field-of-view cameras

1 code implementation CVMP 2018: Proceedings of the 15th ACM SIGGRAPH European Conference on Visual Media Production 2018 Oleksandr Bogdan, Viktor Eckstein, Francois Rameau, Jean-Charles Bazin

Calibration of wide field-of-view cameras is a fundamental step for numerous visual media production applications, such as 3D reconstruction, image undistortion, augmented reality and camera motion estimation.

3D Reconstruction Motion Estimation

Intelligent Assistant for People with Low Vision Abilities

1 code implementation PSIVT 2017 Oleksandr Bogdan, Oleg Yurchenko, Oleksandr Bailo, Francois Rameau, Donggeun Yoo, In So Kweon

This paper proposes a wearable system for visually impaired people that can be utilized to obtain an extensive feedback about their surrounding environment.

Question Answering

Light-weight place recognition and loop detection using road markings

1 code implementation20 Oct 2017 Oleksandr Bailo, Francois Rameau, In So Kweon

In this paper, we propose an efficient algorithm for robust place recognition and loop detection using camera information only.

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