Using vision and dynamic touch to perceive the affordances of tools.

abstract：:Outline pictures depict surface edges, and via extensions from this base they can represent sensory and psychological referents. Outline drawings standing for edges of surfaces are relatively ancient, and lines for actions, sounds, and psychological states quite recent--mostly little more than a century. The novel fin...

journal_title：Perception

authors： Kennedy JM

更新日期：2009-01-01 00:00:00

abstract：:The background which led Stiles to the discovery that the color of a monochromatic ray of light varied with its angle of incidence on the retina, and the developments in the subject since 1937 when this discovery was reported are summarized. Stiles's original measurements of the 'hue shift' did not successfully quanti...

journal_title：Perception

authors： Alpern M

更新日期：1986-01-01 00:00:00

abstract：:In this study we examined the effects of action video game play on performance for encoding global motion. There were no significant differences between video game player (VGP) and non-video game player (NVGP) performance for either translational or rotational motion. For radial motion, VGPs were significantly better ...

journal_title：Perception

authors： Hutchinson CV,Stocks R

更新日期：2013-01-01 00:00:00

abstract：:Subjects listened to descriptions of familiar objects and the spatial relations between them and attempted to visualize these objects as a composite scene. The time taken to generate a composite visual image, measured from the end of the verbal description, increased dramatically and linearly with the number of object...

journal_title：Perception

authors： Beech JR,Allport DA

更新日期：1978-01-01 00:00:00

abstract：:Vasarely's 'nested-squares' illusion shows that 90 degrees corners can be more salient perceptually than straight edges. On the basis of this illusion we have developed a novel visual illusion, the 'Alternating Brightness Star', which shows that sharp corners are more salient than shallow corners (an effect we call 'c...

journal_title：Perception

authors： Troncoso XG,Macknik SL,Martinez-Conde S

更新日期：2005-01-01 00:00:00

abstract：:How are works of art that present scenes that match potential expectations processed in the brain, in contrast to such scenes that can never occur in real life because they would violate physical laws? Using functional magnetic resonance imaging, we investigated the processing of surrealistic and naturalistic images i...

journal_title：Perception

authors： Silveira S,Graupmann V,Frey D,Blautzik J,Meindl T,Reiser M,Chen C,Wang Y,Bao Y,PöppeI E,Gutyrchik E

更新日期：2012-01-01 00:00:00

abstract：:The rubber hand illusion (RHI) is a perceptual illusion in which one experiences an object as part of their body when synchronous visuo-tactile stimulation is applied to one's hand and the object. There are a variety of factors that can impact the occurrence of the RHI. In the present study, we demonstrate that experi...

journal_title：Perception

authors： Teaford M,Fitzpatrick J,James Smart L Jr

更新日期：2021-01-01 00:00:00

abstract：:Convergent and divergent stereo mechanisms were compared in their ability to recover structure from motion. Contrary to a recent result reported by Richards and Lieberman, no difference in their performance was found; both mechanisms appeared equally capable of supporting the perception of good structure from motion. ...

journal_title：Perception

authors： Bradshaw MF,Frisby JP,Mayhew JE

更新日期：1987-01-01 00:00:00

abstract：:Naive sighted subjects tested under blind conditions were able to match raised dot (Braille letters) patterns relatively accurately by touch, but showed no advantage in judging identical pairs over different pairs of patterns. This was the case also for letters subjects had been taught to name. Instructions to match o...

journal_title：Perception

authors： Millar S

更新日期：1977-01-01 00:00:00

abstract：:Since most natural surfaces are complex and vary in amplitude and spatial frequency, it might be interesting to consider gratings not in the spatial domain, but in the spatial-frequency domain. Detection thresholds for amplitude modulation (AM) and frequency modulation (FM) in sinusoidal gratings were measured for sev...

journal_title：Perception

authors： Nefs HT,Kappers AM,Koenderink JJ

更新日期：2003-01-01 00:00:00

abstract：:Half-occlusions and illusory contours have recently been used to show that depth can be perceived in the absence of binocular correspondence and that there is more to stereopsis than solving the correspondence problem. In the present study we show a new way for depth to be assigned in the absence of binocular correspo...

journal_title：Perception

authors： Bacon BA,Mamassian P

更新日期：2002-01-01 00:00:00

abstract：:A narrow bar or line (width around 1 arcmin) between two fields of which the luminances are sinusoidally and in counterphase modulated in time appears to make an oscillatory movement. It is possible to annihilate this illusory movement with a real movement and thus to analyze this phenomenon quantitatively. Confirming...

journal_title：Perception

authors： Jansonius M,Stam L,de Jong T,Pijpker BA

更新日期：2014-01-01 00:00:00

abstract：:Being able to exploit features of the human face to predict health and fitness can serve as an evolutionary advantage. Surface features such as facial symmetry, averageness, and skin colour are known to influence attractiveness. We sought to determine whether observers are able to extract more complex features, namely...

journal_title：Perception

authors： Schneider TM,Hecht H,Carbon CC

更新日期：2012-01-01 00:00:00

abstract：:We present data in which instrument accommodation was measured while knowledge of object distance was varied. The accommodative feedback loop was 'semiopen'--an intermediate state between the closed-loop and open-loop conditions of previous experiments. The semiopen-loop situation mimicked the degraded-image condition...

journal_title：Perception

authors： Kotulak JC,Morse SE,Wiley RW

更新日期：1994-01-01 00:00:00

abstract：:A fundamental issue in the study of human vision is the accuracy with which observers can perceive the three-dimensional structures of objects in the environment. The formal mapping from physical to perceived space is considered as a geometric transformation, and the literature is reviewed to identify which aspects of...

journal_title：Perception

authors： Todd JT,Tittle JS,Norman JF

更新日期：1995-01-01 00:00:00

abstract：:The effect of age-induced changes on face recognition were investigated as a means of exploring the role of age in the encoding of new facial memories. The ability of participants to recognise each of six previously learnt faces was tested with versions which were either identical to the learnt faces, the same age (bu...

journal_title：Perception

authors： George PA,Hole GJ

更新日期：1998-01-01 00:00:00

abstract：:The presence of an additional external upright frame was studied in three experiments to separate the role of visuovestibular, global, and local mechanisms in the rod-and-frame illusion (RFI). In the first experiment, carried out in a dark room, the external frame surrounded a large tilted frame. Rod-setting errors to...

journal_title：Perception

authors： Spinelli D,Antonucci G,Daini R,Fanzon D,Zoccolotti P

更新日期：1995-01-01 00:00:00

abstract：:Sensory conflict theories of motion sickness (MS) assert that symptoms may result when incoming sensory inputs (e.g., visual and vestibular) contradict each other. Logic suggests that attenuating input from one sense may reduce conflict and hence lessen MS symptoms. In the current study, it was hypothesized that atten...

journal_title：Perception

authors： Ishak S,Bubka A,Bonato F

更新日期：2018-05-01 00:00:00

abstract：:The detectability of pairs of flashed lines was investigated as a joint function of their separation in both space and time. In contrast to previous studies of contrast interactions as a function of either spatial or temporal separation alone, the predominant interaction is not lateral inhibition, but a delayed facili...

journal_title：Perception

authors： Smith RA,Cass P

更新日期：1986-01-01 00:00:00

abstract：:When a narrow uniform gap was surrounded by a moving grating, the gap appeared as a grating in the opposite phase to that of the surround, moving in the same direction with the same speed. Contrast thresholds for moving test-gratings placed in the region of the uniform gap were found to be elevated after prolonged vie...

journal_title：Perception

authors： Zaidi Q,Sachtler WL

更新日期：1991-01-01 00:00:00

abstract：:A novel child-oriented procedure was used to examine the face-recognition abilities of children as young as 2 years. A recognition task was embedded in a picture book containing a story about two boys and a witch. The story and the task were designed to be entertaining for children of a wide age range. In eight trials...

journal_title：Perception

authors： Brace NA,Hole GJ,Kemp RI,Pike GE,Van Duuren M,Norgate L

更新日期：2001-01-01 00:00:00

abstract：:Monocular xenon flashes were used to evoke average EEG potentials while blank, dot or grid targets were shown simmultaneously in ten dichoptic stimulus conditions, either continuously illuminated (added to the flashes, or contraocularly), or presented only by the flashes. Mean evoked-EEG-potential waveforms over repea...

journal_title：Perception

authors： Lehmann D

更新日期：1977-01-01 00:00:00

abstract：:It was shown by magnitude estimation that the perception of causality first described by Michotte (1946/1963) also occurs consistently and strongly with stroboscopic, ie apparent or phi, movement. This is so when the 'causal' movement is stroboscopic and the 'caused' movement real, when these movements are reversed, a...

journal_title：Perception

authors： Gordon IE,Day RH,Stecher EJ

更新日期：1990-01-01 00:00:00

abstract：:It is argued that the experiment carried out by Bross et al is not a valid test of assimilation theory because they confuse a graphic representation of a constant with the construct itself and assume that changing the former will alter the latter. ...

journal_title：Perception

authors： Pressey AW

更新日期：1979-01-01 00:00:00

abstract：:A new motion illusion based on dot-trajectory misperception is presented. The illusory effect can not be explained by the aperture problem unlike some previous illusions characterised by misperception of motion direction. We propose an explanation in terms of 'perceptual compromise' between an original type of apparen...

journal_title：Perception

authors： Gori S,Giora E,Stubbs DA

更新日期：2010-01-01 00:00:00

abstract：:Coupling a motion aftereffect (MAE) produced by horizontal shearing motion with a lateral head movement yields apparent depth. In experiments 1 and 2, respectively, the magnitude and the decay time of this apparent depth were measured. In experiment 3, it was found that the stimulus that produced an MAE in experiments...

journal_title：Perception

authors： Ono H,Ujike H

更新日期：1994-01-01 00:00:00

abstract：:By analyzing the projection plane in terms of the projected size of different elements on a surface, it is shown how the direction of the perpendicular, from the station point to the surface, is an important variable in the derivation of the slant angle. It is also shown that the test surfaces used in traditional slan...

journal_title：Perception

authors： Perrone JA

更新日期：1980-01-01 00:00:00

abstract：:Spatial arrangement is known to influence enumeration times in vision. In haptic enumeration, it has been shown that dividing the total number of items over the two hands can speed up enumeration. Here we investigated how spatial arrangement of items and non-items presented to the individual fingers impacts enumeratio...

journal_title：Perception

authors： Overvliet KE,Plaisier MA

更新日期：2016-01-01 00:00:00

abstract：:Perception of face parts on the basis of features is thought to be different from perception of whole faces, which is more based on configural information. Face context is also suggested to play an important role in face processing. To investigate how face context influences the early-stage perception of facial local ...

journal_title：Perception

authors： Zhang H,Sun Y,Zhao L

更新日期：2017-09-01 00:00:00

abstract：:We compared the contribution and the effectiveness of modulating the orientation perception of two types of visual information: the visual frame and the visual polarity of objects. In experiment 1, we examined the effect of a square frame, a mouse, an elephant, and a map of France on the apparent vertical. In the upri...

journal_title：Perception

authors： Cian C,Raphel C,Barraud PA

更新日期：2001-01-01 00:00:00