Term
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Definition
| Process of concentrating on specific features of environment, thought, or action. Includes different psychical phenomena. |
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Term
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Definition
| Focusing on one message and ignoring all others |
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| Cherry Dichotic Listening |
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Definition
Not much info from messages that were unattended by person
Only could pay attention to message in one ear |
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Term
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Definition
| Filtering occurs before incoming info is analyzed |
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| Broadbent filter model order |
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Definition
| 1. Sensory 2. Filter 3. Detector 4. STM |
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Term
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Definition
| Holds incoming info for a fraction of a second |
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Term
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Definition
| ID attended characteristic based on physical traits |
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Definition
| Process for higher level meaning |
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Definition
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Term
| Triesman's Attention Theory 2 stages |
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Definition
| Attenuator, Dictionary Unit |
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Term
| Attenuator (Triesman) and how is it different from broadbent |
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Definition
Analyses incoming info for traits
Different because unattended message can get through |
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Term
| Dictionary Unit (Triesman) |
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Definition
| Contains stored words with higher threshold for activation (Michael would be highest threshold) |
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Term
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Definition
Processing happens before filtering
Unattended channel processed to level of meaning |
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Term
| Mackay Late Selection Model experiment |
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Definition
| 1. Subjects showed ambiguous sentences, heard biasing word in unattended ear 2. Unattended ear messages influenced answers |
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Term
| What determines weather processing is early or late |
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Definition
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Term
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Definition
| Requires lots of cognitive resources so only selected items are processed |
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Term
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Definition
| Requires little or less cognitive resources |
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Term
| Flanker compatability object task |
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Definition
1. 2 conditions, high and low load
If task difficult ignored distractor because all attention was needed |
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Term
| Divided attention depends on |
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Definition
| Practice, difficulty of task, task type |
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Term
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Definition
| Read short stories and took notes, after 17 weeks could do both |
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Term
| Effect of task difficulty Anagram task |
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Definition
Unscramble easy or hard words,
Reaction time to tone was slower for hard task |
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Term
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Definition
| Hands free vs. hand held makes no difference, difference is use of cognitive resources |
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Term
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Definition
| Performance decreases if task and response rely on same processes |
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Term
| Reason diary of attention lapses study, 4 types |
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Definition
| Repetition, Wrong object, Intrusion, Omission |
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Term
| Wrong Object attention lapse |
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Definition
Intended action executed but on wrong object
Ex. Task to drive to store but drive to work |
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Term
| Intrusion Attention Lapse |
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Definition
Parts of other action unintentionally executed within intended action
Making a cake and putting other ingredient in |
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Term
| Ommission Attention Lapse |
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Definition
Components of action unintentionally left out
Ex. Packing bag, forgetting socks |
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Term
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Definition
People can take in entire scene and get the gist but miss the details of it
Ex. Basketball umbrella example |
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Term
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Definition
| Difficulty detecting changes in a scene |
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Term
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Definition
| Attention at one person, attend by moving eyes |
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Term
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Definition
| Location based, object based |
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Term
| Location based attention, Posner visual cue experiment |
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Definition
Signals at highlighted visual location processed more quickly
Arrow pointed one direction on screen, object showed up on either side of arrow
If object showed up on side it was pointing to faster response |
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Term
| Object Based Attention, Eegly Experiment |
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Definition
Attention can be focused on specific object
Rectangles showed, cue appeared in one of the corners, response time shortest if appeared in same corner, 2nd if appeared in same rectangle |
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Term
| Triesmann's feature integration theory |
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Definition
| Perceiving visual features as belonging together |
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Term
FIT Pre attentive stage
Illusory Conjunctions |
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Definition
Object is analyzed into its features
Features not connected to specific stimuli
Automatic
IC: Combos of feautures from different stimuli |
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Term
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Definition
Features are combined
Attention involved
Features described accurately |
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Term
| Feature Integration Theory Order |
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Definition
| Object--> Pre Attentive--> Focused Attention-->Perception |
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Term
| FIT Uses Bottom up or top down |
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Definition
| Usually bottom up but sometimes top down because can use past info to influence perception |
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