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Hammett Stephen T ST Department of Psychology, Royal Holloway, University of London, Surrey, United Kingdom. - - 2013
The generation of a behaviorally relevant cue to the speed of objects around us is critical to our ability to navigate safely within our environment. However, our perception of speed is often distorted by prevailing conditions. For instance, as luminance is reduced, our perception of the speed of fast-moving patterns ...
Bidet-Ildei Christel - - 2013
In human newborns, spontaneous visual preference for biological motion is reported to occur at birth, but the factors underpinning this preference are still in debate. Using a standard visual preferential looking paradigm, 4 experiments were carried out in 3-day-old human newborns to assess the influence of translational displacement on perception ...
Enders Hendrik - - 2013
OBJECTIVES: To characterize soft tissue vibrations during running with a preferred and a non-preferred strike pattern in shoes and barefoot. DESIGN: Cross-sectional study. METHODS: Participants ran at 3.5ms(-1) on a treadmill in shoes and barefoot using a rearfoot and a forefoot strike for each footwear condition. The preferred strike patterns ...
Li Peichao - - 2013
In the primate visual system, area V4 is located in the ventral pathway and is traditionally thought to be involved in processing color and form information. However, little is known about its functional role in processing motion information. Using intrinsic signal optical imaging over large fields of view in V1, ...
Castaldi E - - 2013
Animal physiological and human psychophysical studies suggest that an early step in visual processing involves the detection and identification of features such as lines and edges, by neural mechanisms with even- and odd-symmetric receptive fields. Functional imaging studies also demonstrate mechanisms with even- and odd-receptive fields in early visual areas, ...
Liu Jiang - - 2013
The main objective of this study was to analyse the effects of various landscape factors on soundscape perception in city parks. This was based on the experience, which was supposed to reflect soundscape perception, of 580 users of five city parks in Xiamen, China. Visual and functional landscape characteristics were ...
Lombardo Marco - - 2013
PURPOSE: To investigate the distribution of cone density and spacing as well as the preferred packing arrangement of the cone mosaic as a function of retinal eccentricity. METHODS: An adaptive optics retinal camera (rtx1, www.imagine-eyes.com) was used to obtain images of the parafoveal cone mosaic in nineteen healthy volunteers. Cone ...
Epelbaum Evgeny E Institut für Theoretische Physik II, Ruhr-Universität Bochum, D-44870 Bochum, - - 2013
The Hoyle state plays a crucial role in the helium burning of stars that have reached the red giant stage. The close proximity of this state to the triple-alpha threshold is needed for the production of carbon, oxygen, and other elements necessary for life. We investigate whether this life-essential condition ...
Cappa Dario F - - 2013
ABSTRACT: The objective of this study was to compare drop (DJ) and hurdle jumps using a preferred, flat foot (FLAT) and fore foot (FORE) landing technique. Countermovement jump (CMJ) height was used to establish the hurdle and the DJ heights. Subjects performed forward hurdles and vertical DJs on a force ...
Nakano Yoshinori - - 2013
This study aimed to evaluate the taste and mouth feel of newly designed orally disintegrating tablets (ODTs) of pioglitazone, which is a typical type 2 diabetes medicine with an unpleasant taste, using a visual analogue scale (VAS) analysis. The ODTs were subjected to either of these 2 taste-masking procedures: a ...
Wise Paul M PM Monell Chemical Senses Center, 3500 Market Street, Philadelphia, PA 19104, USA. - - 2013
Taste sensitivity is assessed with various techniques, including absolute detection and quality recognition. For any stimulus, one might expect individual differences in sensitivity to be reflected in all measures, but they are often surprisingly independent. Here, we focus on sensitivity to sour and salty taste, in part because processing of ...
Lange Joachim - - 2013
Several studies have demonstrated that prestimulus occipital alpha-band activity substantially influences subjective perception and discrimination of near-threshold or masked visual stimuli. Here, we studied the role of prestimulus power fluctuations in two visual phenomena called double-flash illusion (DFI) and fusion effect (FE), both consisting of suprathreshold stimuli. In both phenomena, ...
Catania Kenneth C - - 2013
Integration of bilateral sensory information is fundamental to stimulus localization in auditory systems and depth perception in vision, but the role of stereo olfactory cues remains obscure. Here it is shown that blind, eastern American moles combine serial sampling with bilateral nasal cues to localize odorants. Blocking one nostril causes ...
Johnson Earl E - - 2013
Background: Johnson and Dillon (2011) provided a model-based comparison of current generic hearing aid prescriptive methods for adults with hearing loss based on the attributes of speech intelligibility, loudness, and bandwidth. Purpose: This study compared the National Acoustic Laboratories-Non-linear 2 (NAL-NL2) and Cambridge Method for Loudness Equalization 2-High-Frequency (CAM2) prescriptive ...
Hummel Thomas - - 2013
The present study aimed to investigate whether side differences in olfactory bulb (OB) volume correlate to respective differences in olfactory function. In a total of 164 healthy volunteers volumetric measures of the OBs were performed plus lateralized measurements of odor thresholds and odor discrimination. Side differences were defined as 10% ...
Green Amy A Psychopharmacology Unit, University of Bristol, Bristol, - - 2013
Heroin addicts consume large quantities of refined sugars. This study investigated the effect of opiate use and antagonism on sweet taste in opiate-maintained drug users and detoxified former chronic opiate users, using a within-subject design. Seven opiate users received methadone and seven buprenorphine maintenance. Six detoxified subjects received naltrexone. Sucrose ...
Napadow V V Martinos Center for Biomedical Imaging, Massachusetts General Hospital, Boston, MA 02129, USA. - - 2013
Nausea is associated with significant morbidity, and there is a wide range in the propensity of individuals to experience nausea. The neural basis of the heterogeneity in nausea susceptibility is poorly understood. Our previous functional magnetic resonance imaging (fMRI) study in healthy adults showed that a visual motion stimulus caused ...
Gu Cheng - - 2013
Thresholds for the perception of vibration on the hand reduce with increasing area of excitation when the thresholds are mediated by the Pacinian channel (a phenomenon known as spatial summation) but thresholds are generally independent of the area of excitation when they are mediated by non-Pacinian channels. The effect of ...
Hooper Dan D Theoretical Astrophysics Group, Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA and Department of Astronomy and Astrophysics, University of Chicago, Chicago, Illinois 60637, - - 2013
The spectrum and morphology of gamma rays from the Galactic center and the spectrum of synchrotron emission observed from the Milky Way's radio filaments have each been interpreted as possible signals of ∼7-10  GeV dark matter particles annihilating in the inner Galaxy. In dark matter models capable of producing these signals, the ...
Hubel Tatjana Y TY Structure and Motion Laboratory, Royal Veterinary College, University of London, Hatfield, Hertfordshire, UK. - - 2013
There is an ongoing debate about the reasons underlying gait transition in terrestrial locomotion. In bipedal locomotion, the 'compass gait', a reductionist model of inverted pendulum walking, predicts the boundaries of speed and step length within which walking is feasible. The stance of the compass gait is energetically optimal-at walking ...
Scheme E - - 2013
This study describes a novel myoelectric control scheme that is capable of motion rejection. As an extension of the commonly used linear discriminant analysis (LDA), this system generates a confidence score for each decision, providing the ability to reject those with a score below a selected threshold. The thresholds are ...
Xiao Qian - - 2013
In the visual system of invertebrates and vertebrates there are specialised groups of motion-sensitive neurons, with large receptive fields, which are optimally tuned to respond to optic flow produced by the animals' movement through the 3-D world. From their response characteristics, shared frame of reference with the vestibular or inertial ...
Wallis Guy - - 2013
Human observers are extremely adept at correctly interpreting the visual input that they receive despite its inherent ambiguity. There are, however, situations in which no single, valid interpretation exists and perception oscillates. Such situations offer insight into the processes underlying perception, as they reveal the conditions under which our percept ...
Cribb Nardi - - 2013
Limited information is available regarding the habitat preference of the Indo-Pacific bottlenose dolphin (Tursiops aduncus) in South Australian estuarine environments. The need to overcome this paucity of information is crucial for management and conservation initiatives. This preliminary study investigates the space-time patterns of habitat preference by the Indo-Pacific bottlenose ...
Gruber Nicole - - 2013
Objective: In this article, we review the impact of vision on older people's night driving abilities. Driving is the preferred and primary mode of transport for older people. It is a complex activity where intact vision is seminal for road safety. Night driving requires mesopic rather than scotopic vision, because ...
Castelhano João - - 2013
The relation of gamma-band synchrony to holistic perception in which concerns the effects of sensory processing, high level perceptual gestalt formation, motor planning and response is still controversial. To provide a more direct link to emergent perceptual states we have used holistic EEG/ERP paradigms where the moment of perceptual "discovery" ...
Heo Hwan - - 2013
To investigate light transmission and preference for six eye patches for occlusion therapy. Six patches were examined, including; Ortopad Fun Pack, Ortopad Flesh, Kawamoto A-1, Kawamoto A-2, 3M Opticlude, and Everade Eye Guard. The size and the presence of a light blocking pad of patches were investigated. The amount of ...
Cianca Valentina - - 2013
Zebrafish are gaining momentum as a laboratory animal species for the study of anxiety-related disorders in translational research, whereby they serve a fundamental complement to laboratory rodents. Several anxiety-related behavioral paradigms, which rest upon the presentation of live predatorial stimuli, may yield inconsistent results due to fatigue, habituation, or idiosyncratic ...
Duijnhouwer Jacob - - 2013
Several models of heading detection during smooth pursuit rely on the assumption of local constraint line tuning to exist in large scale motion detection templates. A motion detector that exhibits pure constraint line tuning responds maximally to any 2D-velocity in the set of vectors that can be decomposed into the ...
Li Ran - - 2013
Luminance is a fundamental property of visual scenes. A population of neurons in primary visual cortex (V1) is sensitive to uniform luminance. In natural vision, however, the retinal image often changes rapidly. Consequently the luminance signals visual cells receive are transiently varying. How V1 neurons respond to such luminance changes ...
Daly Kevin C - - 2013
Sensory systems sample the external world actively, within the context of self-motion induced disturbances. Mammals sample olfactory cues within the context of respiratory cycles and have adapted to process olfactory information within the time frame of a single sniff cycle. In plume tracking insects, it remains unknown whether olfactory processing ...
Doi Takahiro - - 2013
Stereoscopic depth perception is supported by a combination of correlation-based and match-based representations of binocular disparity. It also relies on both transient and sustained temporal channels of the visual system. Previous studies suggest that the relative contribution of the correlation-based representation (over the match-based representation) and the transient channel (over ...
Chen Xiang-Zhu XZ Chengdu University of Traditional Chinese Medicine, 37 Shi-Er-Qiao Road, Jinniu District, Chengdu, Sichuan 610075, - - 2013
Acupuncture as an essential component of complementary and alternative medicine is gradually recognized and accepted by the mainstream of contemporary medicine. For obtaining preferable clinical effectiveness, Deqi is commonly regarded as efficacy predictor and parameter which is necessary to be achieved. Influential factors for acupuncture efficacy, like Deqi sensation as ...
Dresp-Langley Birgitta B UMR 7357 CNRS, Icube-Unistra, Université de Strasbourg, 67000 Strasbourg, - - 2013
Generic properties of curvature representations formed on the basis of vision and touch were examined as a function of mathematical properties of curved objects. Virtual representations of the curves were shown on a computer screen for visual scaling by sighted observers (experiment 1). Their physical counterparts were placed in the ...
Power Alan J AJ Department of Psychology, Centre for Neuroscience in Education, University of Cambridge Cambridgeshire, - - 2013
A rhythmic paradigm based on repetition of the syllable "ba" was used to study auditory, visual, and audio-visual oscillatory entrainment to speech in children with and without dyslexia using EEG. Children pressed a button whenever they identified a delay in the isochronous stimulus delivery (500 ms; 2 Hz delta band ...
Vlaskamp Björn N S BN Vision Science Program, School of Optometry, University of Berkeley Berkeley, CA, USA ; Philips Research Eindhoven, - - 2013
When periodic stimuli such as vertical sinewave gratings are presented to the two eyes, the initial stage of disparity estimation yields multiple solutions at multiple depths. The solutions are all frontoparallel when the sinewaves have the same spatial frequency; they are all slanted when the sinewaves have quite different frequencies. ...
Alink Arjen A Medical Research Council, Cognition and Brain Sciences Unit Cambridge, - - 2013
The orientation of a large grating can be decoded from V1 functional magnetic resonance imaging (fMRI) data, even at low resolution (3-mm isotropic voxels). This finding has suggested that columnar-level neuronal information might be accessible to fMRI at 3T. However, orientation decodability might alternatively arise from global orientation-preference maps. Such ...
Woods Adam J AJ Center for Functional Neuroimaging, Department of Neurology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America. - - 2013
Arousal has long been known to influence behavior and serves as an underlying component of cognition and consciousness. However, the consequences of hyper-arousal for visual perception remain unclear. The present study evaluates the impact of hyper-arousal on two aspects of visual sensitivity: visual stereoacuity and contrast thresholds. Sixty-eight participants participated ...
Mitchell Michael M Institute of Biomedical Engineering, University of New Brunswick, Fredericton, New Brunswick, - - 2013
A computer-controlled mechanism that fits a standard ankle-foot prosthesis was designed to capture the absorbed energy in the ankle and delay its release until specific times in the gait cycle. This mechanism used a direct current motor to take up and hold the compression of a carbon-fiber ankle joint. Based ...
Triscoli Chantal C Department of Clinical Neurophysiology, Institute of Neuroscience and Physiology, University of Gothenburg Gothenburg, Sweden ; Department of Psychology, University of Gothenburg Gothenburg, - - 2013
The aim of our study was to investigate whether a pleasant tactile stimulation which is manually produced is qualitatively comparable to an analogous tactile stimulation produced instead by a mechanical source. Thirty-one subjects [16 men, 15 women, 24.5 ± 2.6 years, mean, and standard deviation (SD)] were tested under four ...
Otálora-Luna Fernando F Laboratorio de Ecología Sensorial, Centro Multidisciplinario de las Ciencias, Instituto Venezolano de Investigaciones Científicas (IVIC), Loma de Los Guamos, Parroquia Jají, Edo. Mérida, República Bolivariana de Venezuela. - - 2013
The tropical root weevil Diaprepes abbreviatus is a major pest of multiple crops in the Caribbean Islands and has become a serious constraint to citrus production in the United States. Recent work has identified host and conspecific volatiles that mediate host- and mate-finding by D. abbreviatus. The interaction of light, ...
Ball Kevin - - 2012
The punt kick is important in many football codes and support leg kinematics and ground reaction forces have been implicated in injury and performance in kicking. OBJECTIVES: To evaluate ground reaction forces and support leg kinematics in the punt kick. DESIGN: Cross sectional study. METHODS: Seven elite Australian football players ...
Van Renterghem Timothy - - 2012
This study provides additional evidence for the positive effect of the presence of a quiet façade at a dwelling and aims at unraveling potential mechanisms. Locations with dominant road traffic noise and high L(den)-levels at the most exposed façade were selected. Dwellings both with and without a quiet façade were ...
Whalen D H - - 2012
Certain consonant/vowel (CV) combinations are more frequent than would be expected from the individual C and V frequencies alone, both in babbling and, to a lesser extent, in adult language, based on dictionary counts: Labial consonants co-occur with central vowels more often than chance would dictate; coronals co-occur with front ...
Schrode Katrina M KM Graduate Program in Neuroscience, University of Minnesota, Twin Cities, Minneapolis, MN - - 2012
Female frogs discriminate among potential mates based on individual variation in male advertisement calls. While considerable data have accumulated allowing comparisons of female preference functions among species, we still lack fundamental knowledge about how and why the shapes of preference functions for particular call properties vary among populations within all ...
Pitzalis Sabrina - - 2012
MT+and V6 are key motion areas of the dorsal visual stream in both macaque and human brain. In the present study, we combined electrophysiological and neuroimaging methods (including retinotopic brain mapping) to find the electrophysiological correlates of V6 and to define its temporal relationship with the activity observed in MT+. ...
Suslick Kenneth S KS Department of Chemistry, University of Illinois at Urbana-Champaign, Urbana, IL 61801, USA. - - 2012
Much of our science and technology relies on the visualization of complex data, and chemical biology, more than most fields, often deals with complex datasets. There are, however, other ways of making information available to our senses beyond the visual. Rare individuals naturally have sensory crossover, whose synesthesia permits them, ...
Ahs Fredrik - - 2012
Increased sensitivity to specific cues in the environment is common in anxiety disorders. This increase in sensory processing can emerge through attention processes that enhance discrimination of a cue from other cues as well as through augmented senses that reduce the absolute intensity of sensory stimulation needed for detection. Whereas ...
Weiss Tali - - 2012
In vision, two mixtures, each containing an independent set of many different wavelengths, may produce a common color percept termed "white." In audition, two mixtures, each containing an independent set of many different frequencies, may produce a common perceptual hum termed "white noise." Visual and auditory whites emerge upon two ...
Emerson M R - - 2012
This study quantified relationships between USDA instrument marbling measurements and LM sensory attributes (tenderness, flavor, juiciness) and shear force. Heifer (n = 390) and steer (n = 328) carcasses (all A-maturity) were selected at 4 beef processing plants in CO, KS, NE, and TX to represent 7 marbling degrees: Traces ...
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