نتایج جستجو برای: salience

تعداد نتایج: 7376  

Journal: :Vision Research 2000
Hans-Christoph Nothdurft

The salience of popout targets was measured in regular line arrays as a function of texture density. Test targets (singletons with orientation, motion, or luminance contrast) presented at different raster widths were compared with reference lines (lines brighter than surrounding lines) presented at fixed raster width. The luminance at which the reference target appeared as salient as the partic...

2017
Arpana Gupta Emeran A. Mayer Jonathan R. Acosta Kareem Hamadani Carinna Torgerson John D. van Horn Lin Chang Bruce Naliboff Kirsten Tillisch Jennifer S. Labus

INTRODUCTION Early adverse life events (EALs) increase the risk for chronic medical and psychiatric disorders by altering early neurodevelopment. The aim of this study was to examine associations between EALs and network properties of core brain regions in the emotion regulation and salience networks, and to test the influence of sex on these associations. METHODS Resting-state functional and...

2017
Piji Li Zihao Wang Wai Lam Zhaochun Ren Lidong Bing

We propose a new unsupervised sentence salience framework for Multi-Document Summarization (MDS), which can be divided into two components: latent semantic modeling and salience estimation. For latent semantic modeling, a neural generative model called Variational Auto-Encoders (VAEs) is employed to describe the observed sentences and the corresponding latent semantic representations. Neural va...

2006
Stella Tsaklidou Eleni Miltsakaki

This paper is concerned with the factors determining the relative salience of entities evoked in Complex NPs. The salience of entities evoked in complex NPs cannot be predicted by current theories of salience which attribute salience to grammatical role (subjects are more salient than non-subjects) or thematic role (agent are more salient than non-agents). A plausible hypothesis might be that, ...

2013
Ingeborg Bolstad Ole A. Andreassen Greg E. Reckless Niels P. Sigvartsen Andres Server Jimmy Jensen

Ability to anticipate aversive events is important for avoiding dangerous or unpleasant situations. The motivation to avoid an event is influenced by the incentive salience of an event-predicting cue. In an avoidance fMRI task we used tone intensities to manipulate salience in order to study the involvement of the orbitofrontal cortex in processing of incentive salience. In the task, cues predi...

Journal: :Perception & psychophysics 2005
Jeffrey R W Mounts

The role of salience in localized attentional interference (LAI) was examined. In two experiments, target discrimination performance was measured as a function of the spatial separation between the target and a salient distractor item. In Experiment 1, both the salience of the distractor and that of a target were manipulated. Distractor salience was manipulated via size changes to the distracto...

Journal: :NeuroImage 2008
Jeffrey C. Cooper Brian Knutson

Different accounts of nucleus accumbens (NAcc) function have emphasized its role in representing either valence or salience during incentive anticipation. In an event-related FMRI experiment, we independently manipulated valence and salience by cuing participants to anticipate certain and uncertain monetary gains and losses. NAcc activation correlated with both valence and salience. On trials w...

Journal: :Schizophrenia bulletin 2010
Andreas Heinz Florian Schlagenhauf

A dysregulation of the mesolimbic dopamine system in schizophrenia patients may lead to aberrant attribution of incentive salience and contribute to the emergence of psychopathological symptoms like delusions. The dopaminergic signal has been conceptualized to represent a prediction error that indicates the difference between received and predicted reward. The incentive salience hypothesis stat...

Journal: :Personality & social psychology bulletin 2010
Stefania Paolini Jake Harwood Mark Rubin

Drawing from the intergroup contact model and self-categorization theory, the authors advanced the novel hypothesis of a valence-salience effect, whereby negative contact causes higher category salience than positive contact. As predicted, in a laboratory experiment of interethnic contact, White Australians (N = 49) made more frequent and earlier reference to ethnicity when describing their eth...

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