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b. Use Case with Claims

Last modified by Sofia Vlachopanou on 2025/04/23 22:59

ObjectiveTo reduce caregiver cognitive load while maintaining high-quality emotional support for people with dementia through chatbot-assisted conversations.
TDPIntegrating a speech-to-text conversational chatbot that delivers nostalgic prompts and interacts with users in real-time.
IDPDesigning intuitive chatbot interactions that engage users with dementia, support memory recall, and require minimal caregiver intervention.
Actors- Caregiver
- People with dementia (PWDs)
- Chatbot/Robot with tablet
Pre-Condition- Groups are formed (2 PWDs per group)
- Caregiver and chatbot are available
- Discussion topics are ready
Post-Condition- Participants have engaged in meaningful conversation
- Caregiver has experienced reduced stress and cognitive effort
Action Sequence

1. Groups are seated and ready for discussion
2. Chatbot presents nostalgic topic options on the tablet
3. Group selects a topic
4. Conversation begins (chatbot or caregiver facilitates)
5. After 30s, chatbot asks a follow-up/emotional check-in question
6. After 1 minute, caregiver and chatbot switch groups
7. Repeat process for remaining groups

Claims (title)FunctionEffect(s)Action Sequence Step(s)
CL1:Reduced Caregiver Cognitive LoadChatbot delivers nostalgic prompts and follow-up questions autonomously- Caregiver is more focused to other tasks.
- Mental fatigue is reduced		Steps 2, 3, 4, 5
CL2: Maintained or Improved Quality of SupportChatbot uses speech-to-text to follow conversation and provides emotional check-ins- Promotes deeper, more personalized conversation
- Enhances emotional connection		Steps 4, 5