Masters/document.toc at master · odb366/Masters · GitHub

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\contentsline {chapter}{\numberline {1}Introduction}{7}
\contentsline {section}{\numberline {1.1}Purpose of study}{7}
\contentsline {section}{\numberline {1.2}Research questions}{8}
\contentsline {section}{\numberline {1.3}Industry partner}{8}
\contentsline {section}{\numberline {1.4}Structure of the thesis}{8}
\contentsline {chapter}{\numberline {2}Literature review}{9}
\contentsline {section}{\numberline {2.1}Usability and Web form filling}{10}
\contentsline {section}{\numberline {2.2}Working Memory and Mental Workload}{11}
\contentsline {subsection}{\numberline {2.2.1}Working memory models}{11}
\contentsline {subsection}{\numberline {2.2.2}Measuring Mental Workload}{12}
\contentsline {subsubsection}{Primary and secondary task measures}{13}
\contentsline {subsubsection}{Subjective measures}{13}
\contentsline {subsubsection}{Psychophysical measures}{14}
\contentsline {section}{\numberline {2.3}Emotion processing}{15}
\contentsline {section}{\numberline {2.4}Brain sensing}{17}
\contentsline {subsection}{\numberline {2.4.1}PFC, cognition and emotional processing}{18}
\contentsline {subsection}{\numberline {2.4.2}Fnirs and mental workload}{19}
\contentsline {subsection}{\numberline {2.4.3}fNIRS and emotional valence}{20}
\contentsline {section}{\numberline {2.5}Summary}{20}
\contentsline {chapter}{\numberline {3}User study}{22}
\contentsline {section}{\numberline {3.1}Hypothesis and expectations}{22}
\contentsline {section}{\numberline {3.2}Method}{22}
\contentsline {subsection}{\numberline {3.2.1}Participants}{23}
\contentsline {subsection}{\numberline {3.2.2}Apparatus}{23}
\contentsline {subsubsection}{Laptop computer}{23}
\contentsline {subsubsection}{fNIRS}{23}
\contentsline {subsection}{\numberline {3.2.3}Materials}{23}
\contentsline {subsubsection}{NASA-TLX}{23}
\contentsline {subsubsection}{Self assessment manikin scale (SAM)}{24}
\contentsline {subsubsection}{Layout variations of web forms}{24}
\contentsline {subsubsection}{Video capture}{25}
\contentsline {subsubsection}{Video clips of auto accidents}{25}
\contentsline {subsection}{\numberline {3.2.4}Design}{26}
\contentsline {subsection}{\numberline {3.2.5}Procedure}{26}
\contentsline {subsection}{\numberline {3.2.6}Data Analysis}{27}
\contentsline {subsubsection}{Signal acquisition}{27}
\contentsline {subsubsection}{Preprocessing}{27}
\contentsline {subsubsection}{Feature Extraction/selection}{27}
\contentsline {section}{\numberline {3.3}Results}{28}
\contentsline {subsection}{\numberline {3.3.1}Mental Workload}{28}
\contentsline {subsubsection}{fNIRS data}{28}
\contentsline {subsubsection}{NASA-TLX}{29}
\contentsline {subsubsection}{SAM - arousal scale}{31}
\contentsline {subsection}{\numberline {3.3.2}Emotional Valence}{31}
\contentsline {subsubsection}{fNIRS differences}{31}
\contentsline {paragraph}{Data from the period of web form filling}{31}
\contentsline {paragraph}{Data from the period of video clips}{32}
\contentsline {subsubsection}{SAM emotional valence}{33}
\contentsline {paragraph}{Data from the period of web form filling}{33}
\contentsline {paragraph}{Data from the period of video clips}{34}
\contentsline {subsection}{\numberline {3.3.3}User performance and preferences}{34}
\contentsline {subsubsection}{Task completion time}{34}
\contentsline {subsubsection}{User preferences from the short-interview question}{35}
\contentsline {chapter}{\numberline {4}Discussion}{36}
\contentsline {section}{\numberline {4.1}Comparison between the three web forms}{36}
\contentsline {subsection}{\numberline {4.1.1}Control condition - Index1}{36}
\contentsline {subsection}{\numberline {4.1.2}Description at beginning - Index2}{37}
\contentsline {subsection}{\numberline {4.1.3}Divided form - Index3}{37}
\contentsline {subsection}{\numberline {4.1.4}Divided vs single page approach}{38}
\contentsline {section}{\numberline {4.2}fNIRS and valence asymmetry hypothesis}{39}
\contentsline {section}{\numberline {4.3}fNIRS practicality for HCI evaluations}{39}
\contentsline {section}{\numberline {4.4}Implications for Design}{40}
\contentsline {section}{\numberline {4.5}Limitations of the study}{40}
\contentsline {section}{\numberline {4.6}Future work}{41}
\contentsline {section}{\numberline {4.7}Conclusion}{41}
\contentsline {chapter}{References}{41}
\contentsline {chapter}{Appendix}{50}