نتایج جستجو برای: saliency region detection

تعداد نتایج: 1081212  

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: :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...

2011
Eleonora Vig Michael Dorr Erhardt Barth

The saliency of an image or video region indicates how likely it is that the viewer of the image or video fixates that region due to its conspicuity. An intriguing question is how we can change the video region to make it more or less salient. Here, we address this problem by using a machine learning framework to learn from a large set of eye movements collected on real-world dynamic scenes how...

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...

2012
Jinxia Zhang Jundi Ding Chuancai Liu Jingyu Yang

This paper is to present a Bayesian learning based framework for visual saliency detection in natural scenes. Especially, for any point in the scene, this framework has considered whether it is salient or not; but previous methods by Bayesian learning seem not to do so. This framework includes two steps. First, the framework indicates that visual saliency is constituted with three main saliency...

2010
Ye Luo Junsong Yuan Ping Xue Qi Tian

Accurate localization of the salient object from an image is a difficult problem when the saliency map is noisy and incomplete. A fast approach to detect salient objects from images is proposed in this paper. To well balance the size of the object and the saliency it contains, the salient object detection is first formulated with the maximum saliency density on the saliency map. To obtain the g...

2014
Jing Lou Mingwu Ren Huan Wang

Saliency detection is widely used in many visual applications like image segmentation, object recognition and classification. In this paper, we will introduce a new method to detect salient objects in natural images. The approach is based on a regional principal color contrast modal, which incorporates low-level and medium-level visual cues. The method allows a simple computation of color featu...

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