Changes for page Test

Last modified by Sofia Kostakonti on 2022/04/05 14:08

From version Icon 53.1 Icon
edited by Veikko Saikkonen
on 2022/04/01 14:22
Change comment: Upload new image "godspeed-barchart.png", version 1.1
To version Icon 61.1 Icon
edited by Veikko Saikkonen
on 2022/04/01 14:49
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2 2  
3 3  People with dementia often forget to eat and drink, leading to dehydration, malnutrition and decreased wellbeing in general. Our prototype engages in discourses to remind PwD to have lunch and drink water, using the Nao robot platform. The discourse aims to reming the PwD without causing any anxiety or embarrassment which a traditional "alarm" system could cause, and keep them company throughout these activities.
4 4  
5 -RQ1: "Does the robot cause PwD to eat more regularly?"
6 -RQ2: "Does the PwD experience less negative emotions, such as agitation, sadness, embarrassment, after the interaction with the 'intelligent' robot?"
7 -RQ3: "Does the robot remind the PwD of their hunger?"
8 -RQ4: "Does the music make the eating more enjoyable for the PwD?"
5 +RQ1: "Does the robot cause PwD to eat more regularly?"*
6 +RQ2: "Does the robot remind the PwD of their hunger?"
7 +RQ3: "Does the music make the eating more enjoyable for the PwD?"
8 +RQ4: "Does the PwD experience less negative emotions, such as agitation, sadness, embarrassment, after the interaction with the 'intelligent' robot?"
9 9  
10 +'*' This research question is difficult due to the practical limitations in designing the experimental setup and as such is left to lesser importance.
11 +
10 10  = Method =
11 11  
12 12  The prototype is evaluated with an in-person experiment with multiple participants. In the experiment, the participants will be asked to pretend to be PwD and act accordingly with/without the prototype.
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86 86  
87 87  = Results =
88 88  
91 +The results were gathered from 19 personnel, all of whom interacted first with one version of the robot and then the other. 10 of the participants interacted first with the simple version, nine having their first interaction with the advanced version.
92 +
89 89  == Eating ==
90 90  
91 91  {{html}}
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95 95  (% style="text-align:center" %)
96 96  Figure: Results on the eating of the test personas during the experiment
97 97  
102 +|=Version|=Did not eat|=Ate|=Would not have eaten without the robot|\\
103 +|Simple|16|3|1
104 +|Advanced|13|6|4
105 +
106 +Simple robot:
107 +
108 +* 16% ate
109 +* 33% of those would not have eaten without the robot
110 +
111 +Advanced robot:
112 +
113 +* 32% ate
114 +* 67% of those would not have eaten without the robot
115 +
98 98  == EVEA (Mood) ==
99 99  
100 100  {{html}}
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178 178  (% style="text-align:center" %)
179 179  Figure: Answers to the statement 'I thought the robot was pleasant'
180 180  
199 +{{html}}
200 +<img src="https://xwiki.ewi.tudelft.nl/xwiki/wiki/sce2022group01/download/Test/WebHome/godspeed-barchart.png?rev=1.1" alt="Godspeed questionnaire median comparison'." style="display:block;margin-left:auto;margin-right:auto" width=750/>
201 +{{/html}}
181 181  
203 +(% style="text-align:center" %)
204 +Figure: Median measured Godspeed questionnaire dimensions
182 182  
206 +|=Dimension|=Likeability|=Intelligence
207 +|Statistic|36|70
208 +|P-value|0.01|0.17
183 183  
210 +(% style="text-align:center" %)
211 +Table: Wilcoxon signed rank test results for the null hypothesis that the advanced robot scored higher in the perceived dimensions
184 184  
185 -= Discussion =
213 += Conclusions =
186 186  
215 +From the results we can see that the more advanced robot
187 187  
188 188  
189 -= Conclusions =
218 += Discussion =
190 190  
191 -The experiment showed promising results and encourages more research into the subject.
192 192  
221 +
193 193  = Appendix =
194 194  
195 195  == Experiment introduction for participants ==