نتایج جستجو برای: scenes

تعداد نتایج: 21021  

Journal: :CoRR 2017
Rui Ma

We live in a 3D world, performing activities and interacting with objects in the indoor environments everyday. Indoor scenes are the most familiar and essential environments in everyone’s life. In the virtual world, 3D indoor scenes are also ubiquitous in 3D games and interior design. With the fast development of VR/AR devices and the emerging applications, the demand of realistic 3D indoor sce...

2003
Yuan-Kai Wang Chih-Yao Chang

Movie is a kind of complex video with rich content. The analysis of movie is more complicated than other types of videos like surveillance, sport games, and documentaries. In this paper, a statistical approach using hidden Markov model to classify movie scenes is proposed. Two important kinds of movie scenes, dialogue and fighting scenes, are classified. Color and motion features are extracted ...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2006
Christine N Smith Ramona O Hopkins Larry R Squire

We asked what kind of memory is operating when eye movements change as the result of experience. Participants viewed scenes that were either novel, repeated, or manipulated (i.e., a change was introduced in one region of the scene). Eye movements differed depending on the past viewing history of each scene. Participants made fewer fixations and sampled fewer regions when scenes were repeated th...

2010
Jinhua Xu Zhiyong Yang Joe Z. Tsien

Visual saliency is the perceptual quality that makes some items in visual scenes stand out from their immediate contexts. Visual saliency plays important roles in natural vision in that saliency can direct eye movements, deploy attention, and facilitate tasks like object detection and scene understanding. A central unsolved issue is: What features should be encoded in the early visual cortex fo...

2010
Xiaoqian J. Chai Noa Ofen Lucia F. Jacobs John D. E. Gabrieli

Regions in the medial temporal lobe (MTL) and prefrontal cortex (PFC) are involved in memory formation for scenes in both children and adults. The development in children and adolescents of successful memory encoding for scenes has been associated with increased activation in PFC, but not MTL, regions. However, evidence suggests that a functional subregion of the MTL that supports scene percept...

2014
Olli Rummukainen Jenni Radun Toni Virtanen Ville Pulkki

This work analyzed the perceptual attributes of natural dynamic audiovisual scenes. We presented thirty participants with 19 natural scenes in a similarity categorization task, followed by a semi-structured interview. The scenes were reproduced with an immersive audiovisual display. Natural scene perception has been studied mainly with unimodal settings, which have identified motion as one of t...

Journal: :Hippocampus 2015
Anthony J Ryals Jane X Wang Kelly L Polnaszek Joel L Voss

Although hippocampus unequivocally supports explicit/declarative memory, fewer findings have demonstrated its role in implicit expressions of memory. We tested for hippocampal contributions to an implicit expression of configural/relational memory for complex scenes using eye-movement tracking during functional magnetic resonance imaging (fMRI) scanning. Participants studied scenes and were lat...

2008
Elina Birmingham Walter Bischof Alan Kingstone

Recent studies have found that when viewing real world social scenes, observers look preferentially at the eyes of people relative to other scene regions (Birmingham et al., in press (a); Birmingham et al., in press (b); Smilek, Birmingham, Cameron, Bischof & Kingstone, 2006). This preference occurs in scenes displaying a variety of social situations (e.g. one or three people performing various...

2014
Benjamin G. Serfas Oliver B. Büttner Arnd Florack

The present study proposes arousal as an important mechanism driving buying impulsiveness. We examined the effect of buying impulsiveness on arousal in non-shopping and shopping contexts. In an eye-tracking experiment, we measured pupil dilation while participants viewed and rated pictures of shopping scenes and non-shopping scenes. The results demonstrated that buying impulsiveness is closely ...

Journal: :Int. J. Applied Earth Observation and Geoinformation 2014
Anders Knudby Lina Mtwana Nordlund Gustav Palmqvist Karolina Wikström Alan Koliji Regina Lindborg Martin Gullström

Medium-scale land cover maps are traditionally created on the basis of a single cloud-free satellite scene, leaving information present in other scenes unused. Using 1309 field observations and 20 cloudand error-affected Landsat scenes covering Zanzibar Island, this study demonstrates that the use of multiple scenes can both allow complete coverage of the study area in the absence of cloud-free...

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