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71 Cards in this Set

  • Front
  • Back

Selfridge Pandemonium Model

Example of the Demons on the interet
1-Image Demon
2-Feature Demon
3-Cognitive Demon
4-Decison Demon

Neurological Support for Pandemonium Model

Specific Neurons dedicated to perform processing.
*Hubel and Wiesl

Automatic Processing Properties

The activation of a sequence of nodes that is always active in response to input confirgation.

An example of how attention is a limited capacity resource?

Studying for a test, learning something knew you can't learn anymore

Pop Out VS Controlled Attention Experiment

Pop-Out is straight forward
Controlled Attention Experiment you look at one item at a time.

What brain circuits are involved in processing a visual world?

Visual Cortex

Late Selection

The content in both ears analyzed at the same time but words in the unattended ear cannot access consciousness

One model of object recognition that is bottom up only?
What are basic units of which objects are composed?

1-Brain Lesions
2-Geons

Top Down Processing
How bias change intepration?

Start with your expectation based on your knowledge.
The competition can be biased normally toward one in the current visual field.

Advantages and Disadvantage of Automaticity

+
Does not interfere with other processes.
-
You are unaware
Without Intention

Automaticity

Practicing over and over do you become better at it.


Doing things with low level details required.

What is your ideal career and how can Cog Psych be relevant to it?

Clinical Psychologist
-1 Understand how the brain works
-2 Certain mental illness can be treated through some cog work.

Interference

Bringing memory to old knowledge and helping speed it up.
Helps learning and memory performance.

Overt Attention

Shifting Attention with moving eyes to an object.

Covert Attention

Shift in attention not accompained by head or eye movements.

What happens during McGurk Effect?

You need to see the mouth move while you are listening to the person speak.

Context Effects

Fill in missing words.

Blindsight

You can't see but you can understand some things counciously still.

3 Levels of Object Recognition

Low, Middle, High

When you see an object why is bottom up processing alone an insufficient explanation?
Why does top up help?

It helps because you use past experiences in interpreting things.

Selective Attention

Requires people to pay attention to certain kinds of info, while ignoring information.

Controlled Processing Properties

Rehersal
Improve Memory

Selective Attention
An example from the last 48 hours?

You use visual search and you try to focus on one exact thing.


Ex- Looking for something on a crowd desk.

Divided Attention

You try to pay attention to two or more simutaneaus messages, responding appropriately to each message.

Dichotic Listening

An experiment test done where you listen to different things in different ears.

Shadowing

Repeating what you heard in the dichotic listening test.

Cocktail Party Effect

You hear your name is a different conversation.

Information Processing Model

input to sensory
sensory to short term
short term to long term
long term back up to sensory

Describe 1 example of hemispheric Spec.

Left- Analytic see trees
Right Holistic see forest

Class Experiment(TAH)
What happened to RT and errors?
What does this say about divided attention?

As the tasks got more difficult the reaction time increased and so did the amount of errors.

Propsopagnosia

Can not see faces, this affects the occiptol lobe

3 Historical Figures and How they approached the subject?

Chomsky-Looked at Lanuage like Math
Wihelm Wund- Introspection
Herman Ebbinghaus- Links memory assocations, forgetting curve

Explain how catergotical perception and phonemes support the speech specific approach?

We can use consistent relabilty speech.
Features to form phoneme categories.

Coarticulation

Mouth Muscles

Why is speech segmentration hard?

Because of word boundaries and corarticulation.

Phoneme

Basic Unit of spoken lanuage.
Letters that make sounds.


Agnosia

A failure to recognize objects.

Face Recognition

Holistic

Change Blindness

Failure to notice a change in an object or scene.

Inattentional Blindness

Failure to notice a completely visable object.

Illusory Contours

The word is recognized even though most of the features of the component letters are absent.

Feature Analysis Theory

Very simple pattern of elements.
Like legos.
pluses:
Feature descriptions capable in bottom up processing.

Gesalt

"The whole is greater than the sum of its parts."

Recognition by components Models

Geon 3D form
25 Possibilities
Break them done to conjunctions

Hierachial Coding

Each level represents a different kind of info is "passed up" to the next level of complexity.

Template Theory

Stored model of categorizable patterns.
Problem:too many templates
Plus: Simple

Bottom Up Processing

Data Driven Processing
Start with input process it more and more until intepretion is made
+ Edges and intersections critical
- Can't account for context effects

Capagras Syndrome

Can recognize someone but thinks are an imposter.
Emotional System Disrupted
Amydala Damaged.

Lesions and Examples

Damage area in Brain
Example: Phineas Gage, Capgras, Stroke

Cortical Magnification

Greater sensitively is associated with the larger areas of cortical tissue.

Cortical Topagraphy

Cortical maps represent sensory and moter info in orderly manner.

Basics Princples of Brain Functioning

Contralterization
Hemisphere Specization
Cortical Topography
Cortical magnification

Hemispheric Specialization

Different functions or actions tend to be predominant in one hemisphere.

Contralaterization

The receptive and control centers for one side of the body are in opposite hemisphere of the brain
*Left side of brain controls right side of body

Subcortical Structures Involved in memory

Hippocampus-Learning memory
Amygolaid- Emotion

4 Lobes of the Cortex

Frontal, Partiental, Tempral, Occipital

Key people in cog psychology

Wundt, James, Ebbinghaus, Watson, Skinner, Bartlett, Chomsky

3 Everyday activities that involve cognition

Driving, Tests, cooking

3 Applications of cog psych for different careers

Behavioral Therapy: eating disorders, depression, stress, ptsd,
Social Development and Abnormal: are effected by cog psych.
-Lanuage control over thoughts not

Introspection

Carefully trained observes would systemically analyze their own sensations and report them as objectively possible
Wihelm Wendt

Memory

Sensory Memory
Short Term
Long Term
Working

Cognition

Mental activity describes acqustion, storage transformation and the use of knowledge.

Wihelm Wundt

Germany
Introspection

Willams James

"Arm Chair" Psychologist
-Wrote Prinicples of Psychology

Herman Van Ebbinghaus

Germany
Memory associations
Forgetting Curve
Objective Measurements
Links to remember different things

John Watson

John Hopkins University
Behaviorism

B.F. Skinner

Operant Condtioning
Verbal Behavior

Frederic Bartlett

England
Memory errors, meaningful material
Memory is constructive

Noam Chomsky

General Linguistics
Symbol Manipulation
Looked at lanuage like math
Syntax

Cognitive Revolution

Late 1950s 1960s

What kinds of Brain Imaging measures are used

Fmir, Pet, Erp, Meg Tmj