نتایج جستجو برای: saliency region detection

تعداد نتایج: 1081212  

2015
Chun-yan Yu Wei-shi Zhang Chun-li Wang

To highlight the saliency object clearly from the foreground, we propose a saliency detection method based on global contrast with cluster. Due to the fact that background pixels usually have similar patches, we use cluster analysis to merge the background regions. By using mean shift filter, the background pixels with similar color level are clustered and the saliency calculation can be decrea...

2010
Yubing Tong Hubert Konik Faouzi Alaya Cheikh Fahad Fazal Elahi Guraya Alain Tremeau Jean Monnet

The perception of video is different from that of image because of the motion information in video. Motion objects lead to the difference between two neighboring frames which is usually focused on. By far, most papers have contributed to image saliency but seldom to video saliency. Based on scene understanding, a new video saliency detection model with multi-features is proposed in this paper. ...

Journal: :Journal of the Optical Society of America. A, Optics, image science, and vision 2010
Eduard Vazquez Theo Gevers Marcel Lucassen Joost van de Weijer Ramon Baldrich

In this paper, computational methods are proposed to compute color edge saliency based on the information content of color edges. The computational methods are evaluated on bottom-up saliency in a psychophysical experiment, and on a more complex task of salient object detection in real-world images. The psychophysical experiment demonstrates the relevance of using information theory as a salien...

2017
Penglong LI Xiangyun HU Yan HU Yi DING Lan WANG Li LI

In order to solve the problem of automatic detection of artificial objects in high resolution remote sensing images, a method for detection of artificial areas in high resolution remote sensing images based on multi-scale and multi feature fusion is proposed. Firstly, the geometric features such as corner, straight line and right angle are extracted from the original resolution, and the pseudo ...

Journal: :Sig. Proc.: Image Comm. 2009
Konstantinos Rapantzikos Nicolas Tsapatsoulis Yannis S. Avrithis Stefanos D. Kollias

Computer vision applications often need to process only a representative part of the visual input rather than the whole image/sequence. Considerable research has been carried out into salient region detection methods based either on models emulating human visual attention (VA) mechanisms or on computational approximations. Most of the proposed methods are bottom-up and their major goal is to fi...

2008
Radhakrishna Achanta Francisco J. Estrada Patricia Wils Sabine Süsstrunk

Detection of salient image regions is useful for applications like image segmentation, adaptive compression, and region-based image retrieval. In this paper we present a novel method to determine salient regions in images using low-level features of luminance and color. The method is fast, easy to implement and generates high quality saliency maps of the same size and resolution as the input im...

2017
Wei Zhu Jing Lou Longtao Chen Qingyuan Xia Mingwu Ren

In this paper, we present a robust text detection approach in natural images which is based on region proposal mechanism. A powerful low-level detector named saliency enhanced-MSER extended from the widely-used MSER is proposed by incorporating saliency detection methods, which ensures a high recall rate. Given a natural image, character candidates are extracted from three channels in a percept...

2010
Paria Mehrani Olga Veksler

Saliency detection is a well researched problem in computer vision. In previous work, most of the effort is spent on manually devising a saliency measure. Instead we propose a simple algorithm that uses a dataset with manually marked salient objects to learn to detect saliency. Building on the recent success of segmentation-based approaches to object detection, our saliency detection is based o...

2015
Yanfen ZHANG Hanling ZHANG Min GONG Vincent HAVYARIMANA

Image matting aims at extracting foreground from a given image by means of color and alpha estimation. An automatic matting method based on saliency detection was proposed in this paper, which takes the advantages of saliency detection as prior information instead of user interaction. After getting the saliency map, a cost function was constructed to obtain an alpha matte. Moreover, with the in...

2018
Guanbin Li Yuan Xie Liang Lin

Deep learning based salient object detection has recently achieved great success with its performance greatly outperforms any other unsupervised methods. However, annotating per-pixel saliency masks is a tedious and inefficient procedure. In this paper, we note that superior salient object detection can be obtained by iteratively mining and correcting the labeling ambiguity on saliency maps fro...

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