Results 41 to 50 of about 9,139 (221)

Dynamic spectral residual superpixels [PDF]

open access: yesPattern Recognition, 2021
We consider the problem of segmenting an image into superpixels in the context of $k$-means clustering, in which we wish to decompose an image into local, homogeneous regions corresponding to the underlying objects. Our novel approach builds upon the widely used Simple Linear Iterative Clustering (SLIC), and incorporate a measure of objects' structure ...
Jianchao Zhang   +5 more
openaire   +2 more sources

SUPERPIXEL-BASED UNSUPERVISED CHANGE DETECTION USING MULTI-DIMENSIONAL CHANGE VECTOR ANALYSIS AND SVM-BASED CLASSIFICATION [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
In this paper, a novel superpixel-based approach is introduced for unsupervised change detection using remote sensing images. The proposed approach contains three steps: 1) Superpixel segmentation.
Z. Wu, Z. Hu, Q. Fan
doaj   +1 more source

Superpixels extraction by an Intuitionistic fuzzy clustering algorithm

open access: yes, 2021
A scheme to develop the image over-segmentation task is introduced in this paper, it considers the pixels of an image as intuitive fuzzy sets and develops an intuitionistic clustering process of them. In this regard, the main contribution is to provide a
D. M. Vargas
semanticscholar   +1 more source

Lung Field Segmentation in Chest X-ray Images Using Superpixel Resizing and Encoder–Decoder Segmentation Networks

open access: yesBioengineering, 2022
Lung segmentation of chest X-ray (CXR) images is a fundamental step in many diagnostic applications. Most lung field segmentation methods reduce the image size to speed up the subsequent processing time.
Chien-Cheng Lee   +3 more
doaj   +1 more source

Image classification with superpixels and feature fusion method

open access: yesJournal of Electronic Science and Technology, 2021
This paper presents an effective image classification algorithm based on superpixels and feature fusion. Differing from classical image classification algorithms that extract feature descriptors directly from the original image, the proposed method first
Yang Feng, Ma Zheng, Xie Mei
semanticscholar   +1 more source

Polarimetric SAR Image Classification Based on Ensemble Dual-Branch CNN and Superpixel Algorithm

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Recently, convolutional neural networks (CNNs) have been successfully utilized in polarimetric synthetic aperture radar (PolSAR) image classification and obtained promising results. However, most CNN-based classification methods require a large number of
Wenqiang Hua   +3 more
doaj   +1 more source

SWAG: Superpixels Weighted by Average Gradients for Explanations of CNNs

open access: yesIEEE Workshop/Winter Conference on Applications of Computer Vision, 2021
Providing an explanation of the operation of CNNs that is both accurate and interpretable is becoming essential in fields like medical image analysis, surveillance, and autonomous driving.
Thomas Hartley   +3 more
semanticscholar   +1 more source

Video Segmentation with Superpixels [PDF]

open access: yes, 2013
Due to its importance, video segmentation has regained interest recently. However, there is no common agreement about the necessary ingredients for best performance. This work contributes a thorough analysis of various within- and between-frame affinities suitable for video segmentation.
Fabio Galasso   +2 more
openaire   +3 more sources

Autonomous Prostate Segmentation in 2D B-Mode Ultrasound Images

open access: yesApplied Sciences, 2022
Prostate brachytherapy is a treatment for prostate cancer; during the planning of the procedure, ultrasound images of the prostate are taken. The prostate must be segmented out in each of the ultrasound images, and to assist with the procedure, an ...
Jay Carriere   +3 more
doaj   +1 more source

Monitoring Forest Loss in ALOS/PALSAR Time-Series with Superpixels

open access: yesRemote Sensing, 2019
We present a flexible methodology to identify forest loss in synthetic aperture radar (SAR) L-band ALOS/PALSAR images. Instead of single pixel analysis, we generate spatial segments (i.e., superpixels) based on local image statistics to track homogeneous
Charlie Marshak   +2 more
doaj   +1 more source

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