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NIIF-Hungarnet. Assessing the Service Portfolio and Evaluating User Experiences/Demands by Dedicated Static On-Line Surveys at NIIFI Lajos Balint lajos.balint@niif.hu NIIFI TF-MSP meeting Zagreb, 09-10.05.2012. Dilemmas and options.
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NIIF-Hungarnet Assessing the Service Portfolio and Evaluating User Experiences/Demands by Dedicated Static On-Line Surveys at NIIFI Lajos Balint lajos.balint@niif.hu NIIFI TF-MSP meeting Zagreb, 09-10.05.2012
Dilemmas and options • The need of surveys (assessment and/or evaluation) • The way of surveying (motivation and methodology) • Living with and without surveys (NREN vs. users) The big questions: • What? (coverage, complexity, extent) • Why? (direct, indirect, and final objectives; external/internal) • When? (before-during-after preparing/executing activities) • Who? (who talks to whom, what expertise/responsibility level) • How? (traditional/online and static/dynamic/interactive)
Some crucial details • Level of granularity (high-low: topics/users) • Width of coverage (wide-narrow) • Technique (traditional-online) • Adaptivity (static-dynamic-interactive) • Complexity (coverage vs. expertise) • Output (availaility, accessibility) • Frequency (single – repeating – periodical)
Recent NIIF/Hungarnet surveys (NIIFI) Background: • ISO 9000 relations (external) • NDP project relations (external + internal) • Internal intentions (internal) Execution: • Wide vs. narrow topical coverage (overall – VoIP) • High vs. low granularity (3000 – 30 invitees) • Single vs. periodical surveying (2010 – 2005+2n) • Static/dynamic on-line non-expert/expert responses • Internal exploitation, on-demand external access
Survey I – 2010-2011 • Wide SP coverage – discovering demands (RN [IP, λ], HPC, storage, cloud, VC, VoIP) • Single execution (2010: NDP, ~2005: ISO) • 2700 invited respondents (Y/N + annotation) (institutes, departments, research groups …) • 90 incoming responses, mostly moderate value (applicable evaluation well supported) • Started in 2010, concluded in 2011 • External motivation (meeting internal interest) (request by funding organisation)
Survey II – 2005,2007,2009,2011 • Narrow coverage – discovering directions (VoIP only, extended to collab.in 2009 by VC) • Periodic execution (commensurable results fine tuning possible) • 20-30 invited respondents (institutes, sometimes departments) • 80-100 % incoming high value responses (expert, responsible respondents) • Motivated by internal interest (+ high respondent willingness)
Survey II – additional info • Evaluation (VoIP experiences): (net: size, call types in/out, technology, additional operator, cost, …) (use: , quality, support, invoicing, errors/failures, repair cycles, …) • Development needs (VoIP demands) (improve support; improve invoicing; involve more institutes; provide directory; apply selective promotion – user by user; introduce novel/additional technologies; …)
Experiences - corollaries • Result depends on motivation-devotion (both sides) • Improper objective or preparation prohibits success • Experts need demanding surveys, unlike non-experts • Even very low (3%) response level can be usable • Complex surveys mustn’t be frequently repeated • Repeated surveys should be commensurable • Interactive on-line surveys should have multilevel memory • Allocate time-energy-cost also to due post-processing • Resource demand: prepare + n * complete + nk* evaluate • Consider overall cost/benefit Surveys sometimes can save but always do cost money!