Filters








18,976 Hits in 8.8 sec

Infrared Small Target Detection Using Regional Feature Difference of Patch Image

Guofeng Zhang, Hongbing Ma, Askar Hamdulla
2022 Sensors  
Then, a brand new Gaussian fusion algorithm is proposed for the generated saliency map in multi-scale space to characterize the overall heterogeneity in original infrared small target and local neighborhood  ...  Aiming at a thorny issue, that conventional small target detection algorithm using local contrast method is not sensitive for residual background clutter, robustness of algorithms is not strong.  ...  For example, average absolute gray difference (AAGD) [21] , accelerated multi-scale weighted local contrast measure (AMWLCM) [22] , high-boost-based multi-scale local contrast measure (HBMLCM) [23]  ... 
doi:10.3390/s22093277 pmid:35590967 pmcid:PMC9103031 fatcat:wc33kd67czgynnuqyzpobl5kra

Multi-scale Infrared Small Target Detection Method via Precise Feature Matching and Scale Selection Strategy

Zujing Yan, Yunhong Xin, Ruiheng Su, Xiaojie Liang, He Wang
2020 IEEE Access  
INDEX TERMS Infrared small target detection, improved spectrum scale space, matrix decomposition.  ...  Infrared small target detection is a crucial and challenging topic for various applications.  ...  A multiscale algorithm utilizing the relative local contrast measure (RLCM) [32] is proposed for infrared small target detection.  ... 
doi:10.1109/access.2020.2976805 fatcat:h7ctogb77vbfnbapisu6zux75y

Saliency detection of infrared image based on region covariance and global feature

2018 Journal of Systems Engineering and Electronics  
Next, a global salient map is generated by gray contrast and density estimation. Finally, the saliency detection result of infrared images is obtained by fusing the local and global salient maps.  ...  Firstly, the region covariance features on different scale spaces and different image regions are extracted and transformed into sigma features, then combined with central position feature, the local salient  ...  Because the target size of the infrared image is unknown, multi-scale is necessary, see Fig. 3 . For small targets, a large scale will make the target's saliency disappear, see Fig. 3(b) .  ... 
doi:10.21629/jsee.2018.03.05 fatcat:a3j4drf6bnekrcrybsy3dww4qm

Directional support value of Gaussian transformation for infrared small target detection

Changcai Yang, Jiayi Ma, Shengxiang Qi, Jinwen Tian, Sheng Zheng, Xin Tian
2015 Applied Optics  
In this paper we present a robust solution for small target detection in a single IR image.  ...  Robust small target detection is one of the key techniques in IR search and tracking systems for selfdefense or attacks.  ...  Inspired by the contrast mechanism of human vision system and derived kernel model, a local contrast method for small IR target detection has been presented in [23] .  ... 
doi:10.1364/ao.54.002255 pmid:25968508 fatcat:ejh3qngekrhfph2c2qym27cx3i

RETRACTED: A novel Gauss-Laplace operator based on multi-scale convolution for dance motion image enhancement [EAI Endorsed Scal Inf Syst (2022), Online First]

Dianhuai Shen, Xueying Jiang, Lin Teng
2022 EAI Endorsed Transactions on Scalable Information Systems  
Therefore, we propose a novel Gauss-Laplace operator based on multi-scale convolution for dance motion image enhancement. Firstly, multi-scale convolution is used to preprocess the image.  ...  Traditional image enhancement methods have the problems of low contrast and fuzzy details.  ...  For filters, the Gaussian kernel's response is non-zero in infinite domains and in most domains. It is very small because it is exponential.  ... 
doi:10.4108/eai.8-4-2022.173797 fatcat:om4y3nr6brao5nlnrspcvws6xi

A novel Gauss-Laplace operator based on multi-scale convolution for dance motion image enhancement

Dianhuai Shen, Xueying Jiang, Lin Teng
2021 EAI Endorsed Transactions on Scalable Information Systems  
Therefore, we propose a novel Gauss-Laplace operator based on multi-scale convolution for dance motion image enhancement. Firstly, multi-scale convolution is used to preprocess the image.  ...  Traditional image enhancement methods have the problems of low contrast and fuzzy details.  ...  For filters, the Gaussian kernel's response is non-zero in infinite domains and in most domains. It is very small because it is exponential.  ... 
doi:10.4108/eai.17-12-2021.172439 fatcat:j4yerr5d5nfetnnswsuubyfcqu

Infrared Small Target Detection using a Temporal Variance and Spatial Patch Contrast Filter

Jinyan Gao, Zaiping Lin, Wei An
2019 IEEE Access  
INDEX TERMS Infrared image sequence, small target detection, local contrast, temporal profile.  ...  Considering the information deficiency faced by single spatial or temporal information, we construct a low false alarm spatial and temporal filter for infrared small target detection.  ...  Recently, several spatial methods based on Human Visual System (HVS) have shown great potential for infrared small target detection, for example, Local Contrast Measure (LCM) [1] , Improved Local Contrast  ... 
doi:10.1109/access.2019.2903808 fatcat:isn7bx6lj5b57l2jgb3na3frpm

Research Review on Marine Search and Rescue

CHEN Xinqiang, SHI Chaojian, WANG Shengzheng, WU Huafeng, XU Tie, KE Ruimin
2017 Journal of Shipping and Ocean Engineering  
What's more, small target detection under complex sea status is one of the severe challenges which is research's hotspot and needs more endeavor.  ...  As the effect of marine target detection restricts the SAR result directly, the study has focused on reviewing the previous research about marine target detection, especially dim marine target detection  ...  [26] held some global and local saliency marine target inspection. The method took image sub-block and domain contrast as local saliency, obtaining global contrast from frequency domain tuning.  ... 
doi:10.17265/2159-5879/2017.03.004 fatcat:tnwnqx6ahfgbdagvsu6bjfrxfq

Robust Infrared Superpixel Image Separation model for small target detection

Zujing Yan, Yunhong Xin, Lili Liu, Ruiheng Su, Dongbo Chen
2021 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
Small Target Weak edge PNHB Strong edge Bright building Noise Bright building Weak edge PNHB Small Target Strong edge Noise Fig. 1 . Infrared small target image and its various local 3D components.  ...  Index Terms-Infrared small target detection, extremely complex backgrounds, superpixel, singular value truncation.  ...  The local contrast saliency model represented by local contrast measure (LCM) has received extensive attention in the field of infrared small target detection.  ... 
doi:10.1109/jstars.2021.3116965 fatcat:2m3nwjjarvftpirljqaacmtr2m

Local Patch Network with Global Attention for Infrared Small Target Detection [article]

Fang Chen, Chenqiang Gao, Fangcen Liu, Yue Zhao, Yuxi Zhou, Deyu Meng, Wangmeng Zuo
2021 arXiv   pre-print
By leveraging both the global and local properties, the data-driven framework proposed in this paper has fused multi-scale features for small target detection.  ...  Infrared small target detection plays an important role in the infrared search and tracking applications.  ...  [33] proposed an improved local contrast measure (ILCM) to enhance the local saliency of small targets. Wei et al.  ... 
arXiv:2108.06054v3 fatcat:ttwgwconpjbmhnsu44lqnhj7bq

Infrared Small-Target Detection Based on Radiation Characteristics with a Multimodal Feature Fusion Network

Di Wu, Lihua Cao, Pengji Zhou, Ning Li, Yi Li, Dejun Wang
2022 Remote Sensing  
of infrared small-target detection.  ...  infrared small targets.  ...  CLP Chen et al. presented the local contrast measure method to enhance the targets.  ... 
doi:10.3390/rs14153570 fatcat:gnld4uellrfenhb3okdbx677vi

Unsupervised Infrared Small-Object-Detection Approach of Spatial–Temporal Patch Tensor and Object Selection

Ruixi Zhu, Long Zhuang
2022 Remote Sensing  
In this study, an unsupervised infrared object-detection approach based on spatial–temporal patch tensor and object selection is proposed to fully use effective temporal information and maintain a balance  ...  Then, a contrast-boosted approach that incorporates morphological operations is proposed to improve the contrast between objects and background.  ...  [39] , local prior weight-based approaches tri-layer local contrast measure (TLLCM) [52] , weighted scale local contrast measure (WSLCM) [53] , generalized structure tensor (GST) [54] , and partial  ... 
doi:10.3390/rs14071612 fatcat:eidrnvwpbrfdpapdceavgiiuge

Wavelet-Based Contourlet Transform and Kurtosis Map for Infrared Small Target Detection in Complex Background

He Wang, Yunhong Xin
2020 Sensors  
In this paper, we present an efficient and robust method which utilizes WBCT method in conjunction with kurtosis model for the infrared small target detection in complex background.  ...  However, in the small target detection with the complex background, WBCT always lead to a high false alarm rate.  ...  Scale-Space and Enhanced Local Contrast Measure (GSS-ELCM) [21] as four baseline methods.  ... 
doi:10.3390/s20030755 pmid:32019105 pmcid:PMC7038489 fatcat:xqgf5uvp7jhpdaonoduqd5iryi

A Method of Infrared Small Target Detection in Strong Wind Wave Backlight Conditions

Dongdong Ma, Lili Dong, Wenhai Xu
2021 Remote Sensing  
In order to solve this problem, the main contribution of this paper is to propose a small target detection method suitable for SWWBC.  ...  How to accurately detect small targets from the complex maritime environment has been a bottleneck problem.  ...  Philip [4] based on the robustness of HVS, proposed a multi-scale local contrast measurement method based on the derived kernel model (DK Model) to achieve infrared target detection.  ... 
doi:10.3390/rs13204189 doaj:5c37c1f671d043c0ba4e82122da363b6 fatcat:g5pyr3zlafdljbyfnpqbrt43fy

Front Matter: Volume 9301

2014 International Symposium on Optoelectronic Technology and Application 2014: Image Processing and Pattern Recognition  
The publisher is not responsible for the validity of the information or for any outcomes resulting from reliance thereon.  ...  Please use the following format to cite material from this book: Publication of record for individual papers is online in the SPIE Digital Library.  ...  Infrared small target enhancement by using sequential top-hat filters [9301-88] 9301 1N Investigation on improved infrared image detail enhancement algorithm based on adaptive histogram statistical  ... 
doi:10.1117/12.2180626 fatcat:yty4lao3fvfrzcwstco3pls5ja
« Previous Showing results 1 — 15 out of 18,976 results