1 Mark Dunlop My view of Information Retrieval Current research topics Some future directions

Risø 29/1/1999http:// My view of basic IR

Risø 29/1/1999http:// Current research topics  IR oriented  Using additional information to enhance queries  Expected Search Duration evaluation model  Evaluation in general  HCI oriented  Usability of mobile computing devices

Risø 29/1/1999http:// Enhancing queries  Use of contextual info  My thesis  Vassillis Harmandas’s WIRE system  Theodore Dalamagas’s HIM system  Cross session/historic info  Robert Villa’s PhD

Risø 29/1/1999http:// Simple thesis model

Risø 29/1/1999http:// WIRE

Risø 29/1/1999http:// HIM

Risø 29/1/1999http:// Expected Search Duration  Aims to  predict time to complete stereotypical search tasks  add user interface aspects to the test-collection (TC) evaluation approach  Built on combining expanded versions of  Cooper’s Expected Search Length TC measure  Green and Benyon’s ERMIA interface modelling  Future: test predictions and “package”

Risø 29/1/1999http:// ERMIA model of Alta Vista

Risø 29/1/1999http:// Sample ESD graph

Risø 29/1/1999http:// Evaluation  Mira (CEU funded working group)  Organisation of workshops and conference  Experiments with Steve Draper on testing different classic HCI evaluation approaches  Gauguin  Potential follow on bid for EU network

Risø 29/1/1999http:// Mobile Computing 1  Paraglide - newly funded EPSRC project  Palm held anaesthesia record assistant  Design & evaluation of gestural interfaces  Use of contextual analysis to limit input space  With Phil Gray and Martin Gardner  Ramblin Gumption - moving understanding  Developing grant bid on novel input techniques for “limited display devices”  With Phil Gray and Steve Brewster

Risø 29/1/1999http:// Mobile Computing 2  Undergraduate projects  Alphasliders  Starfield displays  Dictionary aided text entry on a mobile phone  Mobile workshops  Glasgow 98  INTERACT 99

Risø 29/1/1999http:// Additional future directions  Developing an encompassing model of contextual information  Personal info/contexts/descriptions?  Transparent use of context info (e.g. open documents) ?  Robert’s historical info?  Bringing authors into the evaluation process  Applying HCI theories in IR  Embedding IR in devices