Results 21 to 30 of about 127,282 (272)

Unmanned Aerial Vehicle Image Dehazing Algorithm Based on Simple Linear Iterative Clustering Optimization and Its Application in Wind Farm

open access: yes发电技术, 2020
In order to solve the problem that the unmanned aerial vehicle (UAV) image is not clear due to the influence of fog particles, a UAV image dehazing algorithm based on simple linear iterative clustering (SLIC) optimization was proposed.
Sha LIU, Zhe SUN, Zifeng QIU, Yan HU
doaj   +1 more source

Image Segmentation of Brain MRI Based on LTriDP and Superpixels of Improved SLIC

open access: yesBrain Sciences, 2020
Non-uniform gray distribution and blurred edges often result in bias during the superpixel segmentation of medical images of magnetic resonance imaging (MRI).
Yu Wang, Qi Qi, Xuanjing Shen
doaj   +1 more source

A Two-Stage Gradient Ascent-Based Superpixel Framework for Adaptive Segmentation

open access: yesApplied Sciences, 2019
Superpixel segmentation usually over-segments an image into fragments to extract regional features, thus linking up advanced computer vision tasks. In this work, a novel coarse-to-fine gradient ascent framework is proposed for superpixel-based color ...
Wangpeng He   +4 more
doaj   +1 more source

Image Segmentation Based on Super-pixel and Improved Iterated Graph Cut Algorithm [PDF]

open access: yesJisuanji gongcheng, 2016
Based on the classical graph cut theory,an image segmentation algorithm using super-pixel technique and improved iterated Graph cut algorithm is proposed.The super-pixel representation with the edges of foreground objects well preserved is obtained ...
DAI Qingyan,ZHU Zhongjie,DUAN Zhiyong,LI Weijie
doaj   +1 more source

Linear Precoding in Cooperative MIMO Cellular Networks with Limited Coordination Clusters [PDF]

open access: yes, 2010
In a cooperative multiple-antenna downlink cellular network, maximization of a concave function of user rates is considered. A new linear precoding technique called soft interference nulling (SIN) is proposed, which performs at least as well as zero ...
Huang, Howard, Ng, Chris T. K.
core   +1 more source

A Multi-scale Superpixels Saliency Detection Algorithm [PDF]

open access: yesJisuanji gongcheng, 2016
Aiming at the deficiency of blockiness produced by using the contrast between regions for saliency detection,a multi-scale superpixel saliency detection algorithm is proposed.The algorithm uses a Simple Linear Iterative Clustering(SLIC) superpixel ...
WANG Gang,WANG Xiaodong,CHEN Chao,WANG Chaolin
doaj   +1 more source

An Improved Boykov’s Graph Cut-Based Segmentation Technique for the Efficient Detection of Cervical Cancer

open access: yesIEEE Access, 2023
The accurate and reliable derivation of the pap smear cell, which contains cytoplasm and nucleus regions, depends on the segmentation process employed in the cervical cancer detection mechanism.
M. Anousouya Devi   +5 more
doaj   +1 more source

GrabCut Algorithm Based on SLIC for Pose Search Space Reduction [PDF]

open access: yesJisuanji gongcheng, 2016
In order to solve the problem of extremely large size of pose search space due to body parts’ high degree of freedom during pose estimation,a pose search space reducing algorithm of GrabCut based on Simple Linear Iterative Clustering (SLIC) superpixel ...
ZHU Jueyu,YUAN Zihua,LI Feng,ZHOU Shuren
doaj   +1 more source

Monitoring early-successional trees for tropical forest restoration using low-cost UAV-based species classification

open access: yesFrontiers in Forests and Global Change, 2022
Logged forests cover four million square kilometers of the tropics, capturing carbon more rapidly than temperate forests and harboring rich biodiversity. Restoring these forests is essential to help avoid the worst impacts of climate change.
Jonathan Williams   +11 more
doaj   +1 more source

Unsupervised Classification for Polarimetric Synthetic Aperture Radar Images Based on Wishart Mixture Models

open access: yesLeida xuebao, 2017
Unsupervised classification is a significant step inthe automated interpretation of Polarimetric Synthetic Aperture Radar (PolSAR) images. However, determining the number of clusters in this process is still a challenging problem. To this end, we propose
Zhong Neng   +3 more
doaj   +1 more source

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