نتایج جستجو برای: saliency

تعداد نتایج: 4247  

Journal: :Remote Sensing 2017
Libao Zhang Shiyi Wang

Traditional saliency analysis models have made great advances in region of interest (ROI) extraction in natural scene images and videos. However, due to different imaging mechanisms and image features, those approaches are not quite appropriate for remote sensing images. Thus, we propose a novel saliency analysis and ROI extraction method for remote sensing images, which is composed of local–gl...

2010
Oytun Akman Pieter P. Jonker

Saliency detection in 2D and 3D images has been extensively used in many computer vision applications such as obstacle detection, object recognition and segmentation. In this paper we present a new saliency detection method which exploits the spatial irregularities in an environment. A Time-of-Flight (TOF) camera is used to obtain 3D points that represent the available spatial information in an...

Journal: :Journal of vision 2008
Frédéric J A M Poirier Frédéric Gosselin Martin Arguin

Visual saliency plays an important role in early vision. Humans automatically orient to salient information, via covert attentional shifts and overt eye movements. Here, we measured saliency using a novel psychophysical method. The stimulus was a grid of colored oriented lines. Line luminance varied continuously over the image. Using a mouse, participants adjusted line luminance at locations in...

Journal: :Current Biology 2011
Carsten Bogler Stefan Bode John-Dylan Haynes

An important requirement for vision is to identify interesting and relevant regions of the environment for further processing. Some models assume that salient locations from a visual scene are encoded in a dedicated spatial saliency map [1, 2]. Then, a winner-take-all (WTA) mechanism [1, 2] is often believed to threshold the graded saliency representation and identify the most salient position ...

Journal: :Sig. Proc.: Image Comm. 2013
Keren Fu Chen Gong Jie Yang Yue Zhou Irene Y. H. Gu

Color is the most informative low-level feature and might convey tremendous saliency information of a given image. Unfortunately, color feature is seldom fully exploited in the previous saliency models. Motivated by the three basic disciplines of a salient object which are respectively center distribution prior, high color contrast to surroundings and compact color distribution, in this paper, ...

2013
H. Boujut V. Buso J. Benois-Pineau

Extraction of visual saliency from video is in the focus of intensive research nowadays due to the variety and importance of application areas. In this paper we study the relation between subjective saliency maps, recorded on the basis of gazetracker data in a new upcoming video content: the egocentric video recorded with wearable cameras. On the basis of physiological research and comparing th...

Journal: :Neural networks : the official journal of the International Neural Network Society 2011
Tom Foulsham Jason J. S. Barton Alan Kingstone Richard Dewhurst Geoffrey M. Underwood

Two recent papers (Foulsham, Barton, Kingstone, Dewhurst, & Underwood, 2009; Mannan, Kennard, & Husain, 2009) report that neuropsychological patients with a profound object recognition problem (visual agnosic subjects) show differences from healthy observers in the way their eye movements are controlled when looking at images. The interpretation of these papers is that eye movements can be mode...

2003
Timor Kadir Michael Brady

This paper presents an overview of the Scale Saliency algorithm recently introduced in (10). Scale Saliency is a novel method for measuring the saliency of image regions and selecting optimal scales for their analysis. The model underlying the algorithm deems image regions salient if they are simultaneously unpredictable in some feature-space and over scale. The algorithm possesses a number of ...

2011
Matei Mancas Fiora Pirri Matia Pizzoli

This paper introduces a model of gaze behavior suitable for robotic active vision. Built upon a saliency map taking into account motion saliency, the presented model estimates the dynamics of different eye movements, allowing to switch from fixational movements, to saccades and to smooth pursuit. We investigate the effect of the embodiment of attentive visual selection in a pan-tilt camera syst...

Journal: :Neurocomputing 2017
Hamed Rezazadegan Tavakoli Ali Borji Jorma Laaksonen Esa Rahtu

This paper presents a novel fixation prediction and saliency modeling framework based on inter-image similarities and ensemble of Extreme Learning Machines (ELM). The proposed framework is inspired by two observations, 1) the contextual information of a scene along with low-level visual cues modulates attention, 2) the influence of scene memorability on eye movement patterns caused by the resem...

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