Quantifying Object- and Command-oriented Interaction · Quantifying Object- and Command-oriented...
Transcript of Quantifying Object- and Command-oriented Interaction · Quantifying Object- and Command-oriented...
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Quantifying Object- and Command-oriented Interaction
Alix Goguey1, Julie Wagner2, Géry Casiez3
1Inria, 2University of Munich (LMU), 3University of Lille
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Resolution
Strategy
ResultTask
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What is a strategy?
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S1
S2
Elementary actions
[Mackay AVI’02; Appert et al. 2005]
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Extremes
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Object-oriented strategy
Command-oriented strategy
Object 1 Object 2 Object 3 Object 4
Com. 1Com.
2Com.
3 Com. 4Com.
5Com.
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Problems
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Object- oriented
Command- oriented?
…and subjective
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Our approach
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Object- oriented
Command- oriented0
0 1
1
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Object-oriented metric
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S
P(S) 0 0 0 0 1 1 2 3
ObjOri(S) = 1 - = 0.25P(S)actions - objects
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Command-oriented metric
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S
P(S) 0 0 0 0 0 1 2 2
CmdOri(S) = 1 - = 0P(S)actions - commands
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Experiment
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4 TECHNIQUES x 3 TASKS x 7 REPETITIONS
TECHNIQUE 1: Fixed Palette
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Experiment
10TECHNIQUE 2: Fixed Palette using Finger Identification
4 TECHNIQUES x 3 TASKS x 7 REPETITIONS
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Experiment
11TECHNIQUE 3: Toolglass
4 TECHNIQUES x 3 TASKS x 7 REPETITIONS
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Experiment
12TECHNIQUE 4: Finger Palette
4 TECHNIQUES x 3 TASKS x 7 REPETITIONS
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Experiment
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TASK 1 TASK 2 TASK 3
4 TECHNIQUES x 3 TASKS x 7 REPETITIONS
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Validation
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0
0.2
0.4
0.6
0.8
1
0 0.2 0.4 0.6 0.8 1Command Oriented
Obj
ect
Orien
ted
Toolglass
Fixed Palette
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0
0.2
0.4
0.6
0.8
1
0 0.2 0.4 0.6 0.8 1Command Oriented
Obj
ect
Orien
ted
Finger palette
Results
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0
0.2
0.4
0.6
0.8
1
0 0.2 0.4 0.6 0.8 1Command Oriented
Obj
ect
Orien
ted
Results
Fixed palette using finger ID
T1
T2
T3
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Summary
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Object- & Command-oriented metrics
Validation
Minimizing the required physical movement to switch tools does not necessarily lead to more object-oriented strategies
Techniques and tasks both influence strategies
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Thank you for your attention
Alix Goguey1, Julie Wagner2, Géry Casiez3
1Inria, 2University of Munich (LMU), 3University of Lille