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Topic: Perception



  
 Perception - Wikipedia, the free encyclopedia
Methods of studying perception range from essentially biological or physiological approaches, through psychological approaches to the often abstract 'thought-experiments' of mental philosophy.
Perception is one of the oldest fields within scientific psychology, and there are correspondingly many theories about its underlying processes.
In psychology and the cognitive sciences, perception is the process of acquiring, interpreting, selecting, and organizing sensory information.
http://en.wikipedia.org/wiki/Perception   (491 words)

  
 Philosophy of perception - Wikipedia, the free encyclopedia
Our perception of the external world begins with the senses, which lead us to generate empirical concepts representing the world around us, within a mental framework relating new concepts to preexisting ones.
The philosophy of perception is mainly concerned with exteroception.
The succession of data transfers that are involved in perception suggests that somewhere in the brain there is a final set of activity, called sense data, that is the substrate of the percept.
http://en.wikipedia.org/wiki/Philosophy_of_perception   (1932 words)

  
 Perception and Interaction
Perception in the broadest sense is a matter of interaction between the world and the self.
Perception -- seeing, hearing, touching, smelling, tasting, feeling the positions of joints and the tension of muscles, balance, temperature, pain...
Notice how much this adds to the complexity of person perception: In order to understand and predict and control people's experiences and behaviors, we have to understand the meanings they apply to reality.
http://www.ship.edu/~cgboeree/genpsyperception.html   (3758 words)

  
 The Epistemology of Perception [Internet Encyclopedia of Philosophy]
Perception is a central issue in epistemology, the theory of knowledge.
A precursor to the various contemporary causal theories of perception, presented in the context of a sense datum theory of perception.
Perception is the process by which we acquire information about the world around us using our five senses.
http://www.iep.utm.edu/e/epis-per.htm   (6418 words)

  
 Color Perception Encyclopedia Article, Information, History and Biography @ OurLocalColor.com
This ability to maintain homeostatis of perception under considerable distortion may suggest support for a holographic model of information processing and storage.
(Some species of bird such as the pigeon in fact possess five distinct types of droplet and may thus be pentachromats.) Mammals other than primates generally have less effective two-receptor color perception systems, allowing only dichromatic color vision; marine mammals have only a single cone type and are thus monochromats.
A given object may be viewed under various conditions.
http://www.ourlocalcolor.com/encyclopedia/Color_perception   (1300 words)

  
 MSN Encarta - Perception (psychology)
Perception (psychology), process by which organisms interpret and organize sensation to produce a meaningful experience of the world.
Perception, on the other hand, better describes one’s ultimate experience of the world and typically involves further processing of sensory input.
In practice, sensation and perception are virtually impossible to separate, because they are part of one continuous process.
http://encarta.msn.com/encnet/refpages/RefArticle.aspx?refid=761571997   (827 words)

  
 Subliminal Perception
Overview of scientific approaches to the study of subliminal perception.
Examples of subliminal perception are found in studies of patients with neurological damage.
Another way in which subliminal perception has been demonstrated in controlled laboratory studies is by showing that stimuli can be perceived even when they are presented under conditions that make it difficult if not impossible to distinguish one stimulus from another stimulus.
http://www.arts.uwaterloo.ca/~pmerikle/papers/SubliminalPerception.html   (2043 words)

  
 Perception
The nature of perception and the ability to perceive entities, qualities, relationships, and events is identical for all human beings of all ages with a fully developed neurological system, barring physiological or psychological anomalies.
Percepts are direct perceptions of entities, and no special integration is required by the brain or any other organ.
It states that perception is a group of sensations retained and integrated by the brain.
http://www.geocities.com/rational_argumentator/perception.html   (7520 words)

  
 TIP: Concepts
On the other hand, constructivist theories (such as Bruner) argue that all perception is influenced by our experience and expectations.
Gestalt theories emphasize the role of structure in the stimulus array, although this can be due to the stimulus or experience.
A classic debate in our understanding of perception is the role of the stimulus versus experience.
http://tip.psychology.org/percept.html   (250 words)

  
 Visual Perception 3
If we relied only on retinal images for visual perception we would always be conscious of people growing physically bigger when they came closer, objects changing their shapes whenever we moved, and colours changing with every shift in lighting conditions.
Categorization is a key 'top-down' process which is involved in perception.
Our perception of objects is far more constant or stable than our retinal images.
http://www.aber.ac.uk/media/Modules/MC10220/visper03.html   (1857 words)

  
 Epistemological Problems of Perception
In contrast, the features of the elements in the other explanatory hypotheses that are responsible for the various features of our experience are not directly reflected in that experience.
A second argument for the conclusion that sense-data, rather than physical objects, are the direct or immediate objects of even veridical perceptual experience appeals to the causal account of the perceptual process offered by natural science.
Once again this applies most straightforwardly to spatial properties: thus, for example, the rectangular or trapezoidal shape that is immediately experienced can be said to be an indirect perception of a rectangular face of the material object that causes that experience.
http://plato.stanford.edu/entries/perception-episprob   (6956 words)

  
 The Physiology of Perception
The images suggest that an act of perception consists of an explosive leap of the dynamic system from the "basin" of one chaotic attractor to another; the basin of an attractor is the set of initial conditions from which the system goes into a particular behavior.
Consciousness may well be the subjective experience of this recursive process of motor command, reafference and perception.
Yet investigations are only now beginning to suggest how the brain moves beyond the mere extraction of features-how it combines sensory messages with past experience and with expectation to identify both the stimulus and its particular meaning to the individual.
http://sulcus.berkeley.edu/FLM/MS/Physio.Percept.html   (5261 words)

  
 Firelily Designs - Color Vision, Color Deficiency
Part of that process includes recognizing that a cone which is supposed to be sensitive to "red light" was triggered, and that the correct perception of this experience is to see red.
This is a point that is frequently omitted or misunderstood in discussions of color perception.
One of the fundamental issues underlying the "design in black and white" principle is that color perception varies from one person to another.
http://www.firelily.com/opinions/color.html   (3912 words)

  
 Perception Page
Other simulations, for example, are related to taste perception and pain perception.
The 5 modules (physiological bases of perception; form, pattern, and movement; perceiving color; depth, size, brightness, and contrast; psychophysics) each contain 8 units illustrating various topics in visual perception.
You might not want to acquire this piece of equipment simply to be able to specify the angle at which color vision becomes difficult, but it is quite useful to illustrate variability in visual abilities across the visual field.
http://www.skidmore.edu/~hfoley/perception.htm   (3563 words)

  
 Open Directory - Science: Social Sciences: Psychology: Sensation and Perception
Auditory Perception Cognition and Action Meeting: APCAM - The goal of APCAM is to bring together researchers from various theoretical perspectives to present focused research on auditory cognition, perception, and action.
This idea is predicated on affective components as indicating the quality of a given perception, thought form, or way of being in the consciousness of human beings and other sentient life.
The Manifold of Sense - A survey of the discourse regarding emotions, sensations, and an attempt at producing an integrative approach to sensation and perception.
http://dmoz.org/Science/Social_Sciences/Psychology/Sensation_and_Perception   (642 words)

  
 The Experience and Perception of Time
What is clear, though, is that there is no direct argument from experience to the tensed theory, since the present of experience, being temporally extended and concerning the past, is very different from the objective present postulated by the tensed theory.
We might also think that perception of order was itself explicable in terms of our experience of the distinction between past and present.
On Mellor's model, the mechanism by which time-order is perceived is sensitive to the time at which perceptions occur, but indifferent to their content (what the perceptions are of).
http://plato.stanford.edu/entries/time-experience   (5500 words)

  
 perception: sets
We have been looking here mainly at visual perception, though the key point applies to any for of perception: perception is largely an active process of making sense.
The sense which is made by your audience members will not necessarily be that which you intend, in part because of the differences in their motivation, personality, emotional state, expectations, culture, needs and so on.
If you have looked at the second section on perception, you will have seen that some perception is clearly dependent on our experience of our culture.
http://www.cultsock.ndirect.co.uk/MUHome/cshtml/perception/percep3.html   (968 words)

  
 The Doors of Perception
His perception is not limited to what is biologically or socially useful.
Instead of transforming children into fully developed adults, it turns out students of the natural sciences who are completely unaware of Nature as the primary fact of experience, it inflicts upon the world students of the humanities who know nothing of humanity, their own or anyone else's.
Gestalt psychologists, such as Samuel Renshaw, have devised methods for widening the range and increasing the acuity of human perceptions.
http://www.psychedelic-library.org/doors.htm   (13756 words)

  
 SparkNotes: Perception: Mental Imagery
Rather, mental images are part of our subjective perceptions of the world, representing only what the world looks like to us.
In an experiment designed to investigate this possibility, subjects were asked to hold a mental or auditory image in mind while trying at the same time to detect faint visual stimuli.
There is no physical aspect to a mental image, no absolute stimulus held in mind.
http://www.sparknotes.com/psychology/cognitive/perception/section1.html   (892 words)

  
 Perception
The perception changes depending on what the viewer determines to be the figure and the ground.
Use this image to support a discussion on perception, gestalt ideas, and motion as a grouping principle and object recognition aid.
It also allows the viewer to manipulate the physical, spatial, and temporal characteristics of the demonstration to change the perception.
http://psych.la.psu.edu/clip/Perception.htm   (9173 words)

  
 delegate-perception.net
A change in perception therefore is essential, as 'the circle of images cannot be escaped from, because an image can only be replaced through an other image'.
'Conventionality and artificiality of the inherent meanings to one segment of perception concerned with communication have been becoming that abstract and distributed that the change was unnoticed: the suspision of manipulation is concerning the assumed intention of the informant and not the extremely unlikely colonialism of perception through a even more subtle and independent communication.'[98]
But it seems interesting to look on that, as far as concerning perception, it is probably showing quite obvious the new grad of construction we are already used to.
http://www.delegate-perception.net/thesis.htm   (11033 words)

  
 BUBL LINK: Perception
Information about a research group investigating the relationship between human perception and action, in connection with processes involved in the acquisition of new skills, ageing, motion detection, response time, limb movement, and posture.
Also considers perception in relation to after images, contrast, double vision, and impossible figures, while an interactive 'vision lab' offers demonstrations of various aspects of sight.
Considers the effect of various colours on the brain, body, and vision.
http://bubl.ac.uk/link/p/perception.htm   (548 words)

  
 Laws of Camouflage
With perception, "the whole is greater than the sum of its parts." Think about it like this: Our eyes and brains are more than television cameras recording shapes and colors.
is a German word that means "whole." Starting in the 1920s, some German psychologists developed theories of perception, describing the ways people see patterns in nature.
Among other things, Gestalt psychologists developed four laws that govern the perception of whole objects.
http://www.units.muohio.edu/dragonfly/hide/gestalt.HTMLX   (990 words)

  
 Cogprints - Categorical Perception
Bimler, D and Kirkland, J. (2001) Categorical perception of facial expressions of emotion: Evidence from multidimensional scaling.
(2001) Categorical perception of facial expressions by 7-month-old infants.
Harnad, Stevan (2003) Categorical Perception, in Encyclopedia of Cognitive Science.
http://cogprints.org/3017   (718 words)

  
 Dictionary Information: Definition Perception - Description Meaning Thesaurus
The act of perceiving; cognizance by the senses or intellect; apperhension by the bodily organs, or by the mind, of what is presented to them; discernment; apperhension; cognition.
^ "The word perception is, in the language of philosophers previous to Reid, used in a very extensive signification.
] "This experiment discovereth perception in plants." Bacon.
http://selfknowledge.com/70236.htm   (270 words)

  
 Visual Illusions Gallery : Index
Illusions in visual perception occur when experiences, which people report, do not correspond to physical measurements of stimuli.
People are often surprised when they become aware of the lack of correspondence.
My first objective for these pages will be to present some illusory stimuli which are fun to view.
http://dragon.uml.edu/psych/illusion.html   (386 words)

  
 Consumer Behavior--Perception
Perception is the interpretation process by which consumers make sense of their own environment.
Basically, that marketers need to be aware of this fact about perception so that they may be able to tailor their marketing stimuli (i.e.
Many people believe that perception is passive or rather that we see and hear what is out there very objectively.
http://ccat.sas.upenn.edu/~sstumpf/cbperception.html   (201 words)

  
 perception - OneLook Dictionary Search
Words similar to perception: perceiving, percept, perceptional, sensing, perceptual experience, more...
perception : Dictionary of Philosophical Terms and Names [home, info]
perception : Webster's Revised Unabridged, 1913 Edition [home, info]
http://www.onelook.com/cgi-bin/cgiwrap/bware/dofind.cgi?word=perception   (372 words)

  
 Visual perception - Encyclopedia.WorldSearch
The eye's retina performs the first stages of visual perception processing, with the remaining stages of visual perception occurring in the optic nerve and the visual cortex of the brain.
Art and Visual Perception: A Psychology of the Creative Eye.
Some argue that the perception of depth also constitutes a sense, but others argue that this is really cognition (that is, post-sensory) function derived from having stereoscopic vision (two eyes) and is not a sensory perception as such.
http://encyclopedia.worldsearch.com/visual_perception.htm   (280 words)

  
 Perception in Psychology 101 at AllPsych Online
As mentioned in the introduction, perception refers to interpretation of what we take in through our senses.
Due to our ability to maintain constancy in our perceptions, we see that building as the same height no matter what distance it is. Perceptual constancy refers to our ability to see things differently without having to reinterpret the object's properties.
The way we perceive our environment is what makes us different from other animals and different from each other.
http://allpsych.com/psychology101/perception.html   (914 words)

  
 Perception - Howard Robinson - Microsoft Reader eBook
The focus, however, is on the sense-datum theory of perception.
Robinson concludes that, despite attacks over the years, a modified version of this theory is essentially correct, overturning the consensus that has dominated the philosophy of perception for nearly half a century.
The discussion covers perception theory from Descartes and the empiricists through Wittgenstein on privacy to contemporary physicalist theories.
http://www.ebookmall.com/ebook/82218-ebook.htm   (737 words)

  
 Amazon.com: Perception: Books: Irvin Rock
Rock gives human perception a thorough analysis in this 1984 title.
Subjects > Health, Mind & Body > Psychology & Counseling > By Topic > Perception
Subjects > Health, Mind & Body > Psychology & Counseling > Cognitive
http://www.amazon.com/exec/obidos/tg/detail/-/0716760118?v=glance   (628 words)

  
 Mahalanobis
From a constructivist point of view, many illusions illustrate the role of unconscious inferences in perception, while the ambiguous figures illustrate the role of expectations, world-knowledge, and the direction of attention (Long and Toppino, 2004).
But the more important point of this letter concerns attribution: the duck-rabbit was "originally noted" not by Wittgenstein, but rather by the American psychologist Joseph Jastrow in 1899 (Jastrow, 1899, 1900; see also Brugger, 1999), when the famous philosopher (b.
Along with such figures as the Necker cube and the Schroeder staircase, Jastrow used the duck-rabbit to make the point that perception is not just a product of the stimulus, but also of mental activity – that we see with the mind as well as the eye.
http://mahalanobis.twoday.net/stories/750548   (322 words)

  
 Philosophical Dictionary: Pascal-Phenomenon
Since things don't always turn out actually to be as they seem to us, there is ample reason to wonder about the epistemological reliability of sense perception, and theories of perception offer a variety of responses.
Awareness of an object of thought, especially that of apparently external objects through use of the senses.
Representationalists commonly try to account for such cases by appeal to the distinction between primary and secondary qualities, but skeptics and idealists use perceptual illusion to raise more general doubts about the reliability of sensory knowledge.
http://www.philosophypages.com/dy/p2.htm   (1242 words)

  
 Questionmark...getting results
Visit our Learning Café and view presentations and demos
Case Studies - see how others use Questionmark Perception
Subscribe to our monthly newsletter and keep in touch
http://www.questionmark.com/uk/home.htm   (95 words)

  
 Perception Magazine
Perception provides sound analysis, thought-provoking information, concise research results and fresh insights.
Perception brings you news and views on social development issues like poverty and income security, employment, health, pensions, social services and more.
http://www.ccsd.ca/percintr.html   (403 words)

  
 Perception
The authors emphasize perception in a real-world context by relating concepts to students' everyday experiences.
The text is known for its thematic presentation of material and its ability to present perception as a unified and coherent field.
This market leading text has been thoroughly updated to reflect the latest in research in perception.
http://highered.mcgraw-hill.com/sites/0070579431   (109 words)

  
 Questionmark - Perception - Product Information
Questionmark Perception offers a cost-effective, easy way to not only to measure knowledge, skills and attitudes -- but also enhance the learning process.
The Questionmark™ Perception™ assessment management system enables educators and trainers to author, schedule, deliver, and report on surveys, quizzes, tests and exams.
You can schedule people to take the assessments, deliver them in a variety of ways and then view the results in 11 different report types.
http://www.questionmark.com/uk/perception   (136 words)

  
 Perception - Software, Media, and Communications
If you have any questions or comments regarding Perception or any of our products, please visit our Contact page.
Perception is a software development company that creates quality software for both personal and commercial use.
Our software is created for the 32 bit Windows environment which includes Windows 95, 98, 2K, ME, NT, XP, and 2003.
http://www.cmfperception.com   (149 words)

  
 Perception puzzles, Visual Perception, Optical illusions and Paradoxes
The radiating lines influence our perception of the parallel lines.
The components of an object can distort the perception of the complete object.
Perception puzzles, Visual Perception, Optical illusions and Paradoxes
http://www.scientificpsychic.com/graphics   (1680 words)

  
 The End.
We would like to say a BIG thank you to our clients
We are afraid to say, but after some time Perception has closed it's doors.
http://www.perceptiondesign.net   (38 words)

  
 ESP
For another current synopsis of extrasensory perception research and much more, see also David Myers' Intuition: Its Powers and Perils.
These pages offer information about extrasensory perception from Psychology (7th ed.) by David G. Myers.
Do some people have ESP? For my synopsis of what psychological science has to say, I would suggest you read these pages in the order listed:
http://www.davidmyers.org/esp   (90 words)

  
 Flickr: Photos tagged with perception
NEW Explore and refine perception photos with our brand new clustery goodness!
Toward a philosophy of perception: The magnitude of human potential -...
You can assign as many tags as you wish to each photo.
http://www.flickr.com/photos/tags/perception   (86 words)

  
 Perception
Currently, there are not enough Tomatometer critic reviews for Perception to receive a rating.
Unfortunately, he seems to have jammed each and every one of them into a single movie, Perception.
"If it weren't for the fact that several of its characters die, Irving Schwartz's twisted, laugh-free comedy Perception might be the pilot episode of a low-rent imitation of the television series Arrested Development.
http://www.rottentomatoes.com/m/perception   (415 words)

  
 Amazon.com: Perception: DVD: Piper Perabo,Carolina Hoyos,Heather Burns,Ajay Naidu,Mark Dobies,Mary Beth Hurt,Kate ...
Your comments can help make our site better for everyone.
Amazon.com: Perception: DVD: Piper Perabo,Carolina Hoyos,Heather Burns,Ajay Naidu,Mark Dobies,Mary Beth Hurt,Kate Mulgrew,Nick Scotti,David Rasche,Seth Meyers,Aunjanue Ellis,Irving Schwartz (II)
For more information about "Perception" visit the Internet Movie Database (IMDb)
http://www.amazon.com/exec/obidos/tg/detail/-/B000AYELWY?v=glance   (425 words)

  
 Perception on-line supplement
ranging over the fields of human, animal, and machine perception.
Perception is a scholarly journal reporting experimental results and theoretical ideas
http://www.perceptionweb.com   (21 words)

  
 Perception
This is a tremendous waste of effort, so I'll make Perception keep track of which board positions could influence the life of which groups, and only recompute as needed.
I started work on Perception on January 1, 1996.
It works very well in some cases, not so well in others, but it's a big help to the influence mapping function.
http://www.igoweb.org/~wms/comp/perception   (482 words)

  
 ESP (extrasensory perception)
One such theory involved macrophages, cells present in connective tissue, lymph nodes, and bone marrow and tied to nerve endings.
The person thought these might be the body's ESP organs, sending and receiving impressions below the normal perceptive level.
, or "seeing in the distance." It was Rhine who coined the term "general extrasensory perception" (GESP) to include both telepathy and clairvoyance.
http://www.themystica.com/mystica/articles/e/esp_extrasensory_perception.html   (1764 words)

  
 AIC Perception Program
Our work in machine vision encompasses a broad range of activities, from research into the fundamental principles of vision in man and machine, to applications in remote sensing, cartography, advanced automation, and defense.
The SRI AI Center Perception Program (12 scientists - 10 Ph.D. and 2 M.S.) performs research in machine vision, expert systems, evidential reasoning, and virtual reality.
http://www.ai.sri.com/perception   (72 words)

  
 Perception Kayaks - The World Leaders In Kayak Design & Production
At Perception we have been making kayaks for 25 years now.
In that time other manufacturers have come and gone but Perception remains the worlds leading manufacturer of modern kayaks.
Current Craft Ltd - Perception NZ 16-20 Sutton Place
http://www.perception.co.uk   (71 words)

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