Search Results for author: Nianjuan Jiang

Found 17 papers, 6 papers with code

From NeRFLiX to NeRFLiX++: A General NeRF-Agnostic Restorer Paradigm

1 code implementation10 Jun 2023 Kun Zhou, Wenbo Li, Nianjuan Jiang, Xiaoguang Han, Jiangbo Lu

To address this, we propose NeRFLiX, a general NeRF-agnostic restorer paradigm that learns a degradation-driven inter-viewpoint mixer.

Computational Efficiency Novel View Synthesis

CRIN: Rotation-Invariant Point Cloud Analysis and Rotation Estimation via Centrifugal Reference Frame

1 code implementation6 Mar 2023 Yujing Lou, Zelin Ye, Yang You, Nianjuan Jiang, Jiangbo Lu, Weiming Wang, Lizhuang Ma, Cewu Lu

CRIN directly takes the coordinates of points as input and transforms local points into rotation-invariant representations via centrifugal reference frames.

Towards Real-World Video Denosing: A Practical Video Denosing Dataset and Network

no code implementations4 Jul 2022 Xiaogang Xu, Yitong Yu, Nianjuan Jiang, Jiangbo Lu, Bei Yu, Jiaya Jia

Moreover, we also propose a new video denoising framework, called Recurrent Video Denoising Transformer (RVDT), which can achieve SOTA performance on PVDD and other current video denoising benchmarks.

Denoising Video Denoising

LAPAR: Linearly-Assembled Pixel-Adaptive Regression Network for Single Image Super-Resolution and Beyond

2 code implementations NeurIPS 2020 Wenbo Li, Kun Zhou, Lu Qi, Nianjuan Jiang, Jiangbo Lu, Jiaya Jia

Single image super-resolution (SISR) deals with a fundamental problem of upsampling a low-resolution (LR) image to its high-resolution (HR) version.

Image Deblocking Image Denoising +2

Best-Buddy GANs for Highly Detailed Image Super-Resolution

2 code implementations29 Mar 2021 Wenbo Li, Kun Zhou, Lu Qi, Liying Lu, Nianjuan Jiang, Jiangbo Lu, Jiaya Jia

We consider the single image super-resolution (SISR) problem, where a high-resolution (HR) image is generated based on a low-resolution (LR) input.

4k Image Super-Resolution

A deep learning based interactive sketching system for fashion images design

no code implementations9 Oct 2020 Yao Li, Xianggang Yu, Xiaoguang Han, Nianjuan Jiang, Kui Jia, Jiangbo Lu

In this work, we propose an interactive system to design diverse high-quality garment images from fashion sketches and the texture information.

Intrinsic Image Decomposition Texture Synthesis

Robust Video Background Identification by Dominant Rigid Motion Estimation

no code implementations6 Mar 2019 Kaimo Lin, Nianjuan Jiang, Loong Fah Cheong, Jiangbo Lu, Xun Xu

In this paper, we propose an efficient local-to-global method to identify background, based on the assumption that as long as there is sufficient camera motion, the cumulative background features will have the largest amount of trajectories.

Motion Estimation Motion Segmentation +2

Adversarial 3D Human Pose Estimation via Multimodal Depth Supervision

no code implementations21 Sep 2018 Kun Zhou, Jinmiao Cai, Yao Li, Yulong Shi, Xiaoguang Han, Nianjuan Jiang, Kui Jia, Jiangbo Lu

In this paper, a novel deep-learning based framework is proposed to infer 3D human poses from a single image.

3D Human Pose Estimation

FBI-Pose: Towards Bridging the Gap between 2D Images and 3D Human Poses using Forward-or-Backward Information

no code implementations25 Jun 2018 Yulong Shi, Xiaoguang Han, Nianjuan Jiang, Kun Zhou, Kui Jia, Jiangbo Lu

Although significant advances have been made in the area of human poses estimation from images using deep Convolutional Neural Network (ConvNet), it remains a big challenge to perform 3D pose inference in-the-wild.

3D Human Pose Estimation

Locating 3D Object Proposals: A Depth-Based Online Approach

no code implementations8 Sep 2017 Ramanpreet Singh Pahwa, Jiangbo Lu, Nianjuan Jiang, Tian Tsong Ng, Minh N. Do

Using efficient but robust registration enables us to combine multiple frames of a scene in near real time and generate 3D bounding boxes for potential 3D regions of interest.

Computational Efficiency Object +3

Direct Structure Estimation for 3D Reconstruction

no code implementations CVPR 2015 Nianjuan Jiang, Daniel Lin, Minh N. Do, Jiangbo Lu

Most conventional structure-from-motion (SFM) techniques require camera pose estimation before computing any scene structure.

3D Reconstruction Homography Estimation +2

Linear Global Translation Estimation with Feature Tracks

no code implementations6 Mar 2015 Zhaopeng Cui, Nianjuan Jiang, Chengzhou Tang, Ping Tan

This paper derives a novel linear position constraint for cameras seeing a common scene point, which leads to a direct linear method for global camera translation estimation.

Position Translation

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