نتایج جستجو برای: saliency region detection

تعداد نتایج: 1081212  

2015
Audrey G. Chung Christian Scharfenberger Farzad Khalvati Alexander Wong Masoom A. Haider

Prostate cancer is the most diagnosed form of cancer, but survival rates are relatively high with sufficiently early diagnosis. Current computer-aided image-based cancer detection methods face notable challenges include noise in MRI images, variability between different MRI modalities, weak contrast, and non-homogeneous texture patterns, making it difficult for diagnosticians to identify tumour...

2014
Renwu Gao Seiichi Uchida Asif Shahab Faisal Shafait Volkmar Frinken

This paper evaluates the degree of saliency of texts in natural scenes using visual saliency models. A large scale scene image database with pixel level ground truth is created for this purpose. Using this scene image database and five state-of-the-art models, visual saliency maps that represent the degree of saliency of the objects are calculated. The receiver operating characteristic curve is...

2004
Sidharta Gautama

this paper, we examine the detection of man-made structures in Very High Resolution (VHR) satellite images. The first step of this detection consists of describing the objects' geometry through corners. Not only are corners an important cue for the presence of geometric primitives. They are also essential in forming higher-level shapes like rectangles and polygons through perceptual grouping te...

Journal: :Computers & Graphics 2016
Xianyong Liu Ligang Liu Weijie Song Yanping Liu Lizhuang Ma

Mesh saliency was introduced and joined the community of computer graphics ten years ago, which can benefit various applications, for instance, mesh reduction, mesh segmentation, self-similarity matching, scan integration, volume rendering, 3D printing, etc. Before, saliency detection had been successfully applied to image processing and pattern recognition to study how the world is perceptuall...

2008
Victoria Yanulevskaya Jan-Mark Geusebroek

The selection of salient regions in an image is the first step in many computer vision algorithms, e.g. objects recognition, classification or tracking. Our hypothesis is that local image statistics are indicative for saliency. We combine natural image statistics with the detection of salient regions. Particularly, we consider the integrated Weibull distribution as a parameterized model, which ...

Journal: :Computer Vision and Image Understanding 2016
Souradeep Chakraborty Pabitra Mitra

We present an algorithm for graph based saliency computation that utilizes the underlying dense subgraphs in finding visually salient regions in an image. To compute the salient regions, the model first obtains a saliency map using random walks on a Markov chain. Next, k-dense subgraphs are detected to further enhance the salient regions in the image. Dense subgraphs convey more information abo...

Journal: :Sig. Proc.: Image Comm. 2013
Chongyang Zhang Weiyao Lin Wei Li Bing Zhou Jun Xie Jijia Li

Image deblurring techniques play important roles in many image processing applications. As the blur varies spatially across the image plane, it calls for robust and effective methods to deal with the spatially-variant blur problem. In this paper, a Saliency-based Deblurring (SD) approach is proposed based on the saliency detection for salient-region segmentation and a corresponding compensate m...

Journal: :Neurocomputing 2013
Weibin Yang Yuan Yan Tang Bin Fang Zhaowei Shang Yuewei Lin

This paper proposes a novel method for visual saliency detection based on an universal probabilistic model, which measures the saliency by combining low level features and location prior. We view the task of estimating visual saliency as searching the most conspicuous parts in an image and extract the saliency map by computing the dissimilarity between different regions. We simulate the moving ...

2014
Yathunanthan Sivarajah Eun-Jung Holden Roberto Togneri Michael Dentith Mark Lindsay

Interpretation of gravity and magnetic data for exploration applications may be based on pattern recognition in which geophysical signatures of geologic features associated with localized characteristics are sought within data. A crucial control on what comprises noticeable and comparable characteristics in a data set is how images displaying those data are enhanced. Interpreters are provided w...

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