Search Results for author: Junmin Liu

Found 20 papers, 11 papers with code

Polar R-CNN: End-to-End Lane Detection with Fewer Anchors

1 code implementation3 Nov 2024 Shengqi Wang, Junmin Liu, Xiangyong Cao, Zengjie Song, Kai Sun

Lane detection is a critical and challenging task in autonomous driving, particularly in real-world scenarios where traffic lanes can be slender, lengthy, and often obscured by other vehicles, complicating detection efforts.

Autonomous Driving Lane Detection +1

Exclusive Style Removal for Cross Domain Novel Class Discovery

no code implementations26 Jun 2024 Yicheng Wang, Feng Liu, Junmin Liu, Kai Sun

In this paper, we explore and establish the solvability of NCD in cross domain setting with the necessary condition that style information must be removed.

Novel Class Discovery

A Lightweight Sparse Focus Transformer for Remote Sensing Image Change Captioning

1 code implementation10 May 2024 Dongwei Sun, Yajie Bao, Junmin Liu, Xiangyong Cao

Specifically, the SFT network consists of three main components, i. e. a high-level features extractor based on a convolutional neural network (CNN), a sparse focus attention mechanism-based transformer encoder network designed to locate and capture changing regions in dual-temporal images, and a description decoder that embeds images and words to generate sentences for captioning differences.

Decoder

CRS-Diff: Controllable Remote Sensing Image Generation with Diffusion Model

1 code implementation18 Mar 2024 Datao Tang, Xiangyong Cao, Xingsong Hou, Zhongyuan Jiang, Junmin Liu, Deyu Meng

In this paper, we propose CRS-Diff, a new RS generative framework specifically tailored for RS image generation, leveraging the inherent advantages of diffusion models while integrating more advanced control mechanisms.

Image Generation

Stabilizing Sharpness-aware Minimization Through A Simple Renormalization Strategy

2 code implementations14 Jan 2024 Chengli Tan, Jiangshe Zhang, Junmin Liu, Yicheng Wang, Yunda Hao

Recently, sharpness-aware minimization (SAM) has attracted much attention because of its surprising effectiveness in improving generalization performance.

Learning Theory

Learning Non-Vacuous Generalization Bounds from Optimization

1 code implementation9 Jun 2022 Chengli Tan, Jiangshe Zhang, Junmin Liu

One of the fundamental challenges in the deep learning community is to theoretically understand how well a deep neural network generalizes to unseen data.

Generalization Bounds valid

Understanding Short-Range Memory Effects in Deep Neural Networks

no code implementations5 May 2021 Chengli Tan, Jiangshe Zhang, Junmin Liu

Instead, inspired by the short-range correlation emerging in the SGN series, we propose that SGD can be viewed as a discretization of an SDE driven by fractional Brownian motion (FBM).

Deep Gradient Projection Networks for Pan-sharpening

1 code implementation CVPR 2021 Shuang Xu, Jiangshe Zhang, Zixiang Zhao, Kai Sun, Junmin Liu, Chunxia Zhang

Specifically, two optimization problems regularized by the deep prior are formulated, and they are separately responsible for the generative models for panchromatic images and low resolution multispectral images.

Domain Adaptive Object Detection via Feature Separation and Alignment

no code implementations16 Dec 2020 Chengyang Liang, Zixiang Zhao, Junmin Liu, Jiangshe Zhang

Notably, scale-space filtering is exploited to implement adaptive searching for regions to be aligned, and instance-level features in each region are refined to reduce redundancy and noise mentioned in the second issue.

object-detection Object Detection

MFIF-GAN: A New Generative Adversarial Network for Multi-Focus Image Fusion

no code implementations21 Sep 2020 Yicheng Wang, Shuang Xu, Junmin Liu, Zixiang Zhao, Chun-Xia Zhang, Jiangshe Zhang

Multi-Focus Image Fusion (MFIF) is a promising image enhancement technique to obtain all-in-focus images meeting visual needs and it is a precondition of other computer vision tasks.

Generative Adversarial Network Image Enhancement +1

When Image Decomposition Meets Deep Learning: A Novel Infrared and Visible Image Fusion Method

no code implementations2 Sep 2020 Zixiang Zhao, Jiangshe Zhang, Shuang Xu, Kai Sun, Chunxia Zhang, Junmin Liu

The core idea is that the encoder decomposes an image into base and detail feature maps with low- and high-frequency information, respectively, and that the decoder is responsible for the original image reconstruction.

Decoder Image Enhancement +2

Deep Convolutional Sparse Coding Networks for Image Fusion

2 code implementations18 May 2020 Shuang Xu, Zixiang Zhao, Yicheng Wang, Chun-Xia Zhang, Junmin Liu, Jiangshe Zhang

Image fusion is a significant problem in many fields including digital photography, computational imaging and remote sensing, to name but a few.

Infrared And Visible Image Fusion Multi-Exposure Image Fusion

Efficient and Model-Based Infrared and Visible Image Fusion Via Algorithm Unrolling

no code implementations12 May 2020 Zixiang Zhao, Shuang Xu, Jiangshe Zhang, Chengyang Liang, Chunxia Zhang, Junmin Liu

The proposed AUIF model starts with the iterative formulas of two traditional optimization models, which are established to accomplish two-scale decomposition, i. e., separating low-frequency base information and high-frequency detail information from source images.

Decoder Infrared And Visible Image Fusion +1

Bayesian Fusion for Infrared and Visible Images

2 code implementations12 May 2020 Zixiang Zhao, Shuang Xu, Chun-Xia Zhang, Junmin Liu, Jiangshe Zhang

In this paper, a novel Bayesian fusion model is established for infrared and visible images.

Infrared And Visible Image Fusion

DIDFuse: Deep Image Decomposition for Infrared and Visible Image Fusion

2 code implementations20 Mar 2020 Zixiang Zhao, Shuang Xu, Chun-Xia Zhang, Junmin Liu, Pengfei Li, Jiangshe Zhang

Infrared and visible image fusion, a hot topic in the field of image processing, aims at obtaining fused images keeping the advantages of source images.

Decoder Infrared And Visible Image Fusion +1

MFFW: A new dataset for multi-focus image fusion

no code implementations12 Feb 2020 Shuang Xu, Xiaoli Wei, Chunxia Zhang, Junmin Liu, Jiangshe Zhang

It is found that current methods are evaluated on simulated image sets or Lytro dataset.

Multi Focus Image Fusion

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