Search Results for author: Qiang Guo

Found 14 papers, 4 papers with code

Medical Image Segmentation via Single-Source Domain Generalization with Random Amplitude Spectrum Synthesis

1 code implementation7 Sep 2024 Qiang Qiao, Wenyu Wang, Meixia Qu, Kun Su, Bin Jiang, Qiang Guo

The proposed Random Amplitude Spectrum Synthesis for Single-Source Domain Generalization (RAS^4DG) is validated on 3D fetal brain images and 2D fundus photography, and achieves an improved DG segmentation performance compared to other SSDG models.

Data Augmentation Image Segmentation +3

Rethinking Video Segmentation with Masked Video Consistency: Did the Model Learn as Intended?

no code implementations20 Aug 2024 Chen Liang, Qiang Guo, Xiaochao Qu, Luoqi Liu, Ting Liu

Video segmentation aims at partitioning video sequences into meaningful segments based on objects or regions of interest within frames.

Image Segmentation Segmentation +3

A PST Algorithm for FPs Suppression in Two-stage CNN Detection Methods

no code implementations24 May 2024 Qiang Guo

To solve this problem, This paper proposes a pedestrian-sensitive training algorithm to effectively help two-stage CNN detection methods learn to distinguish the pedestrian and non-pedestrian samples and suppress the false positives in final detection results.

Pedestrian Detection

MCNet: A crowd denstity estimation network based on integrating multiscale attention module

no code implementations29 Mar 2024 Qiang Guo, Rubo Zhang, Di Zhao

Finally, this paper integrates IMA module and the lightweight crowd texture feature extraction network to construct the MCNet, and validate the feasibility of this network on image classification dataset: Cifar10 and four crowd density datasets: PETS2009, Mall, QUT and SH_METRO to validate the MCNet whether can be a suitable solution for crowd density estimation in metro video surveillance where there are image processing challenges such as high density, high occlusion, perspective distortion and limited hardware resources.

Density Estimation Image Classification

Efficient and Effective Deep Multi-view Subspace Clustering

no code implementations15 Oct 2023 Yuxiu Lin, Hui Liu, Ren Wang, Qiang Guo, Caiming Zhang

i) The parameter scale of the FC layer is quadratic to sample numbers, resulting in high time and memory costs that significantly degrade their feasibility in large-scale datasets.

Clustering Computational Efficiency +1

Tensor Robust PCA with Nonconvex and Nonlocal Regularization

1 code implementation4 Nov 2022 Xiaoyu Geng, Qiang Guo, Shuaixiong Hui, Ming Yang, Caiming Zhang

To this end, we integrate nonlocal self-similarity into N-TRPCA, and further develop a nonconvex and nonlocal TRPCA (NN-TRPCA) model.

TSDM: Tracking by SiamRPN++ with a Depth-refiner and a Mask-generator

1 code implementation8 May 2020 Pengyao Zhao, Quanli Liu, Wei Wang, Qiang Guo

The D-r optimizes the target bounding box estimated by SiamRPN++, based on the spatial depth distribution difference between the target and the surrounding background.

Visual Object Tracking

Multi-task Learning for Macromolecule Classification, Segmentation and Coarse Structural Recovery in Cryo-Tomography

no code implementations16 May 2018 Chang Liu, Xiangrui Zeng, Kaiwen Wang, Qiang Guo, Min Xu

Cellular Electron Cryo-Tomography (CECT) is a powerful 3D imaging tool for studying the native structure and organization of macromolecules inside single cells.

Classification Diversity +4

An integration of fast alignment and maximum-likelihood methods for electron subtomogram averaging and classification

no code implementations4 Apr 2018 Yixiu Zhao, Xiangrui Zeng, Qiang Guo, Min Xu

Existing subtomogram alignment based methods are prone to the missing wedge effects and low signal-to-noise ratio (SNR).

General Classification

Feature Decomposition Based Saliency Detection in Electron Cryo-Tomograms

no code implementations31 Jan 2018 Bo Zhou, Qiang Guo, Xiangrui Zeng, Min Xu

To complement and speed up existing segmentation methods, it is desirable to develop a generic cell component segmentation method that is 1) not specific to particular types of cellular components, 2) able to segment unknown cellular components, 3) fully unsupervised and does not rely on the availability of training data.

Saliency Detection Segmentation

High-speed real-time single-pixel microscopy based on Fourier sampling

no code implementations15 Jun 2016 Qiang Guo, Hongwei Chen, Yuxi Wang, Yong Guo, Peng Liu, Xiurui Zhu, Zheng Cheng, Zhenming Yu, Minghua Chen, Sigang Yang, Shizhong Xie

However, according to CS theory, image reconstruction is an iterative process that consumes enormous amounts of computational time and cannot be performed in real time.

Image Reconstruction Image Restoration +1

Agglomerative clustering and collectiveness measure via exponent generating function

no code implementations30 Jul 2015 Wei-Ya Ren, Shuo-Hao Li, Qiang Guo, Guo-Hui Li, Jun Zhang

A novel agglomerative clustering method is proposed by utilizing the path integral to define the affinity measure.

Clustering

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