Wedge: Clutter-Free Visualization of Off-Screen Locations

  • View
    66

  • Download
    3

Embed Size (px)

Text of Wedge: Clutter-Free Visualization of Off-Screen Locations

PowerPoint

Wedge: Clutter-Free Visualization of Off-Screen Locations+ CHI. 2008- Sean Gustafson, Patrick Baudisch et al./x 2016 Fall

2

Why This Paper? 360 - -

360 + + < Why This Paper? >

? ? !

3

About This Paper - objects of interest are often~~~Halo -> WedgeHalo vs. Wedge< About This Paper >

, , ? Halo , , Wedge . Halo vs. Wedge .

Halo (pre.)Wedge

4

Take a Way1. showing off-screen contents2. 3. , >Related workWedge DesignUserTest1. off-screen contents 2. 3. , Related WorkWedge DesignUser Test< Takeaway>

,

5

< Related Work >

1) Overview + Detail Overview Detail cognitive processing / Main : DetailMiniature : OverviewMain : OverviewMiniature : Detail

> off-screen contents

.

6

< Related Work >

2) Focus + Context targeting, revisitation

Fisheye View> off-screen contents

7

< Related Work >

3) Contextual viewcontext (->)"Object Location" ~ Direction + Distance , symbolic (, ) , ! ~

overlay region ~ > off-screen contents

8

< Related Work >

4) Halo , Partially-out-of-the-frame approach

Halo> off-screen contents

9

Wedge Designamodal perception > Wedge3 degrees of freedom> rotation / aperture / intrusionTo avoid overlapTo maximize the loc. accuracy - To serve as an additional cue< Wedge Design>

Concept : Amodal Completion : symmetry/regularity, continuationcontinuation Wedge

Amodal CompletionWedge>

10

Wedge Designamodal perception > Wedge3 degrees of freedom> rotation / aperture / intrusionTo avoid overlapTo maximize the loc. accuracy - To serve as an additional cue< Wedge Design>

3 , 3 rotation / aperture / intrusion3 degrees of freedom

rotation>

11

Wedge Designamodal perception > Wedge3 degrees of freedom> rotation / aperture / intrusionTo avoid overlapTo maximize the loc. accuracy - To serve as an additional cue< Wedge Design>

3 , 3 rotation / aperture / intrusionTo avoid overlap / To maximize the loc. accuracy / To serve as an additional cue

To avoid overlap

Additional Cue : shorter legs for closer targets>

/ , UI , > . . / ? , > . , () / ?

., ! !

. 360 , , !

12

Wedge Designamodal perception > Wedge3 degrees of freedom> rotation / aperture / intrusionTo avoid overlapTo maximize the loc. accuracy - To serve as an additional cue< Wedge Design>

To maximize the location accuracy :

>

13

Wedge Designamodal perception > Wedge3 degrees of freedom> rotation / aperture / intrusionTo avoid overlapTo maximize the loc. accuracy - To serve as an additional cue< Wedge Design>

To maximize the loc. accuracy : off-screen leg . > Line , Beampistol / rifleBeam ~ different Intrusion

>

14

Wedge Designamodal perception > Wedge3 degrees of freedom> rotation / aperture / intrusionTo avoid overlapTo maximize the loc. accuracy - To serve as an additional cue< Wedge Design>

To maximize the loc. accuracy : off-screen leg > Line , Beam Beam = "" = > , ! >> orbital ~ Intrusion, aperture, rotation

the smallest>

participants : 18~30 18(F 3, M 15) -> 2 (extremely high error rate)Apparatus : PDA ,

Experiment conditions (independent var) : 2x2x215

< User Test>

, Wedge .visualizationDensityPosition

HaloWedge

5 objects10~20objects

cornersideControl factor :Halo, Wedge ( 75 pixel /target)> ,

Task : 16

< User Test>

, LocateProcedure : 1) Halo, Wedge 2) training - 4 maps 3) test - task 16 2x(2x2x2) -> conterbalanceddependent variable : Error amount, Completion time

AvoidClosest: Target : traffic jam (target) : (target) > ,

17

LocateAvoidClosestError Amount< User Test>

, Completion Time

Error AmountCompletion TimeError AmountCompletion Time

for Visualization, F1,15 =5.86, p=0.029; for Density, F1,15 =6.76, p=0.02; for Position, F1,15 =121.39, p , 18

LocateAvoidClosestError Amount< User Test>

, Completion Time

Error AmountCompletion TimeError AmountCompletion Time

for Visualization, F1,15 =5.86, p=0.029; for Density, F1,15 =6.76, p=0.02; for Position, F1,15 =121.39, p , ?> , Task ?

.