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Seriously Mixed Methods - a GRIDy Challenge?

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Paper presented at the ESRC Research Methods Programme Seminar 'Combining data: using advanced technology to enhance social science resources ' , Dec 18th 2002, University of Manchester.

Paper presented at the ESRC Research Methods Programme Seminar 'Combining data: using advanced technology to enhance social science resources ' , Dec 18th 2002, University of Manchester.

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  • 1. Seriously Mixed Methods & Digital UK Data A GRIDy Challenge? Dr Ben Anderson www.essex.ac.uk/chimera/ 18-Dec-02 © University of Essex
  • 2. Why bother? • Data Triangulation: • different data on the same individuals • different instruments and methods • Patterns (what?) and explanations (why?) • Grounded theorising • Time and geography • behaviour over time • behaviour in specific locations chimera © University of Essex
  • 3. An example: Quantitative Phone call records PC/Internet usage logs Questionnaires Time-use diaries Interviews Shadowing & Observation Digital Ethnography Rich contextual chimera picture Qualitative © University of Essex
  • 4. GB ‘pilot’ Longitudinal Panel 1998/9 2000 2001 2002 • GB panel (2500 individuals) Wave 1 Wave 2 Wave 3 • Analysis ongoing • BT research contract with ISER (Essex) • 3 waves of surveys and time-use diaries • ownership, usage, social networks, employment, education, demographics • Continuous call records, Internet usage logs and Qualitative chimera interviews from/with the same households/individuals © University of Essex
  • 5. Visualisation: Mixed Method Data 3D Helix representations of integrated behavioural and survey data Male (left) and female (right) mean telephone call duration for chimera individuals over 55 and living alone in March 1999 using continuous call records © University of Essex
  • 6. Data Mining: ISP Calling chimera • Base = 323 Households, records for 9 weeks starting January 1st 1999 © University of Essex
  • 7. (Social) Telephony Networks • Who’s calling whom? • Which groups of households call each other • Why? chimera © University of Essex • Source = Jan - April 1999 call records for 343 households from the HoL Panel.
  • 8. Combining surveys and ethnography 1.20 • Qualitative finding: Me an m inut e s pe r day s pe nt m ak ing calls telephone calls get 1.00 shifted in households with children 0.80 • Calls get made 0.60 between lunch and school home time and 0.40 not at all in the early evening 0.20 0.00 • Does the time-use data 00:00 0 1:00 02:0 0 03:00 05:00 07:00 08:00 09:00 10:00 12:00 1 3:00 14:0 0 15:00 17:00 18 :00 19:0 0 20:00 22:00 04:00 06:00 11:00 16:00 21:00 23:00 support this? Tim e of Day Women aged 20- 55 livin g in h ouseholds w ith no children under 16 (n = 12 5) Women aged 20- 55 livin g in h ouseholds w ith at le ast one c hild under 16 ( n = 104) • Sort of. chimera Mean minutes per day spent making calls at specific times of the day by women who live in households with or without children aged under 16, derived from HoL Wave 1 time-use diary data. © University of Essex
  • 9. Longitudinal mixed method data: a multimedia database problem? Sample surveys (t=1 to n) PSTN call records Household @ t=1 Household @ t=2 Household @ t=? Internet application usage logs (email, web, e- Qualitative interviews ? commerce, IM, a/v streaming) (transcripts, photos, objects, video clips, ? social network Individual diagrams) chimera N = 2,500 © University of Essex
  • 10. Scaling it up: Digital UK Data Medical, govt, tax records Census data PSTN call records ONS/ESRC/EU Research/policy questions Sample and cohort surveys Internet application usage logs (email, web, e- commerce, IM, a/v Qualitative data (ESRC, streaming) commercial, private) Commercial Real time applications datasets Mobile usage (voice and data) records, with location data chimera N = 58,789,194 © University of Essex
  • 11. A GRIDy Challenge? • Federated social and behavioural databases • extremely heterogeneous • multiple owners and access rules (public, private, govt) • potentially huge datasets • Realtime aggregation and retrieval • context sensitive • Real time and ‘offline’ analysis chimera © University of Essex
  • 12. Questions? benander@essex.ac.uk www.essex.ac.uk/chimera/ chimera © University of Essex