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Advances in Human-Computer Interaction
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Advances in Human-Computer Interaction
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2014
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Article
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Tab 12
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Research Article
PaperCAD: A System for Interrogating CAD Drawings Using Small Mobile Computing Devices Combined with Interactive Paper
Table 12
Perceived ease of drawing correctly recognized objects and equations. 10 = easy; 1 = hard.
ā
Mean
Std. dev.
Extension lines
9.2
0.8
Arrows
9.6
0.7
Area tracing
9.8
0.4
Labels
9.1
1.7
Equations
8.3
1.7