Nesstar, ESDS International and ESDS
Qualidata online demonstrations
ASLIB visit to the UK Data Archive
Wednesday 24 November 2004
Louise Corti, Associate Director
Nesstar software
• browse detailed information (metadata) about these data sources, including links to other sources
• do simple data analysis and visualisation on microdata
• bookmark analyses
• download the appropriate subset of data in one of a number of formats (e.g. SPSS, Excel)
Searching and Browsing
• flexible way to search catalogue - simple or structured
• examine metadata (search fields in DDI)• catalogue• data dictionary
– value labels to select categorical variables– question text
• user guides• background material
– provenance– response rates
Browsing Data
• examine the content required for analysis
• remote statistical engine carries out merges and tabulations
• results matrix transferred to the client for display
• descriptives and crosstabulations
• regressions and scatterplots
• graphics
• tables to microdata and back again
Fertility Rates in Europe
Online access to qualitative data• new emphasis on providing direct access to collection
content– supports more powerful resource discovery
– greater scope for searching and browsing content of data (supplementary to higher level study-related metadata)
– since users can search and explore content directly… can retrieve data immediately
• providing access to qualitative data via common interface (ESDS Qualidata Online)
• supporting tools for searching, retrieval, and analysis across different datasets
Using ESDS Qualidata Online