نتایج جستجو برای: saliency detection

تعداد نتایج: 568996  

Journal: :CoRR 2017
Kan Huang Chunbiao Zhu Ge Li

Automatic Salient object detection has received tremendous attention from research community and has been an increasingly important tool in many computer vision tasks. This paper proposes a novel bottom-up salient object detection framework which considers both foreground and background cues. First, A series of background and foreground seeds are extracted from an image reliably, and then used ...

2016
Subhashis Banerjee Sushmita Mitra B. Uma Shankar Yoichi Hayashi Joseph Najbauer

The automatic computerized detection of regions of interest (ROI) is an important step in the process of medical image processing and analysis. The reasons are many, and include an increasing amount of available medical imaging data, existence of inter-observer and inter-scanner variability, and to improve the accuracy in automatic detection in order to assist doctors in diagnosing faster and o...

2017
Zezheng Wang Rui Huang Liang Wan Wei Feng

Saliency detection is an important problem. Researchers in this area mainly focus on advanced models to achieve high performance on benchmark datasets with a large number of labeled images. However, most conventional saliency detection methods only use these benchmark datasets for saliency evaluation. We argue that we can use these valuable labeled data to generate precise saliency results. In ...

2013
Karthik Desingh K. Madhava Krishna Deepu Rajan

Depth information has been shown to affect identification of visually salient regions in images. In this paper, we investigate the role of depth in saliency detection in the presence of (i) competing saliencies due to appearance, (ii) depth-induced blur and (iii) centre-bias. Having established through experiments that depth continues to be a significant contributor to saliency in the presence ...

2017
James Nicholson Lynne M. Coventry Pamela Briggs

Phishing continues to be a problem for both individuals and organisations, with billions of dollars lost every year. We propose the use of nudges – more specifically social saliency nudges – that aim to highlight important information to the user when evaluating emails. We used Signal Detection Theory to assess the effects of both sender saliency (highlighting important fields from the sender) ...

Journal: :JCP 2013
Junling Liu Hongwei Zhao Tianjiao Zhao

In order to improve the fire detection efficiency of large-scale and complex environment, the paper built a model of flame detection on visual selective attention method. In this model, saliency regions are obtained by Fourier spatial and temporal spectral residual, saliency objects are generated by using a object detection method based on the weight of the color space clustering, and saliency ...

Journal: :J. Visual Communication and Image Representation 2013
Linfeng Xu Hongliang Li Liaoyuan Zeng King Ngi Ngan

In this paper, a novel method is proposed to detect salient regions in images. To measure pixel-level saliency, joint spatial-color constraint is defined, i.e., spatial constraint (SC), color double-opponent (CD) constraint and similarity distribution (SD) constraint. The SC constraint is designed to produce global contrast with ability to distinguish the difference between ‘‘center and surroun...

Journal: :Sig. Proc.: Image Comm. 2012
Wang Luo Hongliang Li Guanghui Liu King Ngi Ngan

In this paper, a new method for saliency detection is proposed. Based on the defined features of the salient object, we solve the problem of saliency detection from three aspects. Firstly, from the view of global information, we partition the image into two clusters, namely, salient component and background component by employing Principal Component Analysis (PCA) and k-means clustering. Second...

Journal: :IET Computer Vision 2015
Karthik Muthuswamy Deepu Rajan

Salient object detection in videos is challenging because of the competing motion in the background, resulting from camera tracking an object of interest, or motion of objects in the foreground. The authors present a fast method to detect salient video objects using particle filters, which are guided by spatio-temporal saliency maps and colour feature with the ability to quickly recover from fa...

Journal: :Pattern Recognition Letters 2013
Qi Wang Pingkun Yan Yuan Yuan Xuelong Li

0167-8655/$ see front matter 2012 Elsevier B.V. A http://dx.doi.org/10.1016/j.patrec.2012.06.002 ⇑ Corresponding author. Tel.: +86 29 8888 8837; fa E-mail address: [email protected] (P. Yan). 1 In this paper, our assumption is to detect the sali assuming there are one or several salient ones in the between the whole object and its parts. This assumptio detection papers and almost all ground trut...

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