Supporting asynchronous, discontinuous, collaborative, complex search tasks by the visualization of search trails

requirements derived from the related work .............................................. 104 3.1.2 3.2 Deriving technical features from the abstract requirements ............................................ 115 3.3 Concept of SearchTrails .................................................................................................. 128 3.4 Rough architecture of SearchTrails ................................................................................. 134 3.5 Conclusion and outlook ................................................................................................... 136 Implementation ......................................................................................................... 137 Chapter 4 4.1 SearchTrails architecture ................................................................................................. 137 4.2 Technical implementation decisions and integrated services and frameworks ............... 142 Selected browser and browser extension details ...................................................... 143 4.2.1 Integrated services and frameworks ......................................................................... 144 4.2.2 Generated data .......................................................................................................... 147 4.2.3 Remote search trails storage ..................................................................................... 151 4.2.4 4.3 Design iterations ............................................................................................................. 153 Paper prototypes ....................................................................................................... 154 4.3.1 4.3.1.1 Search graphs .................................................................................................... 154 4.3.1.2 Creating search trails ......................................................................................... 158 SemanticClipboard: A first prototype ...................................................................... 162 4.3.2 First evaluated version of SearchTrails .................................................................... 164 4.3.3 Second evaluated version of SearchTrails ............................................................... 167 4.3.4 4.4 Conclusion and outlook ................................................................................................... 174 Evaluation ................................................................................................................. 175 Chapter 5