CS449/649: Human-Computer Interaction Spring 2017 Lecture IV Anastasia Kuzminykh
Project area Market Life research experience Academic Your product ideas Creativity research Value Proposition Business Customer UX Slide from Lecture 2
Understand Your Users Think about purpose , not technology - allows you to solve a problem , not create a new one - people need to know why they need your product - features are useless without purpose Watch: The art of innovation | Guy Kawasaki
Richard A. Bolt (1979), MIT Media Lab. “Put that there” project
Understand Your Users: Exploratory Studies Observations
Understand Your Users: Exploratory Studies Naturalistic Controlled Observations Non- Passive Active Complete Participatory Participation Participation Participation
Understand Your Users: Exploratory Studies Record artifacts Use codes and users manipulate symbols Separate “says” Separate tasks, and “does” goals, motivations Observations Separate Keep your side actions and body notes separately language Separate observations and interpretations
Observation 1 practice Observation 2 practice Observation 3 practice
Understand Your Users: Analyzing Qualitative data Row Qualitative Data = "Fuzzy Data" = Not yet Actionable Affinity Diagram Notes on Review the Sorting and Smaller Themes in cards cards grouping Subgroups Data
Understand Your Users: Analyzing Qualitative data Regroup often Prepare Use fresh space view Give it Use color time Affinity Diagram Use all Trust it data Notes on Review the Sorting and Smaller Themes in cards cards grouping Subgroups Data
Understand Your Users: Exploratory Studies Interviews
Understand Your Users: Interview Interviews Semi - Narrative Focus - Structured Structured (Unstructured) Groups
Understand Your Users: Interview Semi - Narrative Focus - Structured Structured (Unstructured) Groups List of guiding Semi-structured in a Focus and goal guide questions / topics group Same set of questions the discussion Trajectories in a Moderated Standardized process Open-ended questions conversation 6-10 homogeneous Little freedom of Freedom of expression Often preceded by strangers expression & little control observation May permit discussion Often self-reported Popular in One of the most ethnography popular Emerged in the 1940s
Understand Your Users: Exploratory Studies Ethnographic Field Studies
Understand Your Users: Exploratory Studies Ethnographic Field Studies Natural Observations Interviews context
Understand Your Users: Exploratory Studies Exploratory Study Contextual Cognitive Motivational system knowledge & beliefs (Mental) model - A cognitive representation - Goals and tasks (“need”) (understanding) of how something - Desirability (“want”) works / organised - Emotional charge (“fears”, - Based on previous experience & frustration, pleasure, etc.) believes; defines reasoning
Week 2 take-away Questions: - Exploratory study - when, why, what we are looking for - Cognitive (Mental) model - 3 dichotomies of research methods and data triangulation - Methods for exploratory study - Surveys and questionnaires - types of questions, advantages, disadvantages - Observations - types and how to conduct, advantages, disadvantages - Interviews - types and how to conduct, advantages, disadvantages - Ethnographic field study & Contextual inquiry - what is it, differences, similarities, how to conduct - Working with qualitative data - affinity diagrams (why we use ir and how to make)
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