\contentsline {chapter}{\numberline {1}Introduction}{3}
\contentsline {chapter}{\numberline {2}Related Work}{5}
\contentsline {section}{\numberline {2.1}Previous Work on SDAZ}{5}
\contentsline {section}{\numberline {2.2}Orders of Control}{6}
\contentsline {section}{\numberline {2.3}Fitts' Law}{6}
\contentsline {section}{\numberline {2.4}Physiological Analyses}{7}
\contentsline {chapter}{\numberline {3}Document Navigation: Goals and Support Mechanisms}{9}
\contentsline {section}{\numberline {3.1}Our Classification of Document Navigation}{9}
\contentsline {section}{\numberline {3.2}The Place of Current Methods within this Classification}{10}
\contentsline {section}{\numberline {3.3}The Place of SDAZ within this Classification}{11}
\contentsline {section}{\numberline {3.4}Using SDAZ with Complementary Methods}{11}
\contentsline {chapter}{\numberline {4}Calibrating SDAZ}{13}
\contentsline {section}{\numberline {4.1}Control Equations and Constants}{13}
\contentsline {subsection}{\numberline {4.1.1}The Threshold Constant}{14}
\contentsline {subsection}{\numberline {4.1.2}Zoom Formula}{15}
\contentsline {subsubsection}{One to One Mappings}{16}
\contentsline {subsubsection}{Our Analysis}{17}
\contentsline {subsubsection}{User Comments}{18}
\contentsline {subsubsection}{Two Additional Curve Types}{18}
\contentsline {subsection}{\numberline {4.1.3}Falling Rate}{20}
\contentsline {subsection}{\numberline {4.1.4}The Hunting Effect}{20}
\contentsline {subsection}{\numberline {4.1.5}Three Unevaluated Ideas}{21}
\contentsline {section}{\numberline {4.2}Human-System Interaction}{22}
\contentsline {subsection}{\numberline {4.2.1}Zoom Location}{22}
\contentsline {subsubsection}{Inverted Controls}{23}
\contentsline {subsubsection}{Pointer-Centre is Best}{25}
\contentsline {subsection}{\numberline {4.2.2}Speed Indication}{25}
\contentsline {subsection}{\numberline {4.2.3}Mouse Buttons}{26}
\contentsline {section}{\numberline {4.3}Final Settings}{27}
\contentsline {chapter}{\numberline {5}Formal Evaluation}{28}
\contentsline {section}{\numberline {5.1}Goals}{28}
\contentsline {section}{\numberline {5.2}Participants and Apparatus}{29}
\contentsline {section}{\numberline {5.3}User Tasks}{29}
\contentsline {chapter}{\numberline {6}Results and Discussion}{31}
\contentsline {section}{\numberline {6.1}Fitts' Law Models of the Systems}{31}
\contentsline {section}{\numberline {6.2}SDAZ vs Rate-Based}{33}
\contentsline {section}{\numberline {6.3}The Accuracy of the Earlier Calibration}{34}
\contentsline {section}{\numberline {6.4}The Use of Modal vs Dragging mouse interaction}{34}
\contentsline {section}{\numberline {6.5}The Effects of Previous Experience}{35}
\contentsline {section}{\numberline {6.6}The IoD tested on both documents}{36}
\contentsline {chapter}{\numberline {7}Conclusion}{37}
