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Discovery layers introduction

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An introduction to discovery layers, as a framework to the presentations that followed during the Discovery Layers: potential and pitfalls. Seminar hosted by the Public Libraries Victoria Network ICT Special Interest Group, in Melbourne on Thursday 21st July 2011.

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Discovery layers introduction

  1. 1. PLVN – ICT Special Interest Group Thursday 21 st July 2011
  2. 2. Also known as <ul><li>Discovery layer </li></ul><ul><li>Discovery service </li></ul><ul><li>Web scale discovery service </li></ul><ul><li>Resource discovery platform </li></ul>
  3. 3. What is a discovery layer? <ul><li>A discovery layer provides a single point of access to the full library collection across bought, licensed and digital materials. Typically, a single search box is offered alongside a range of other navigation features. (Lorcan Dempsey LITA Top Tech Trends 2011) </li></ul><ul><li>Discovery Layer: an application or service which sits on top of a library’s catalogue, electronic holdings and other records to provide a unified and modern experience </li></ul><ul><li>(Chris Keene, University of Sussex Library 2010) </li></ul><ul><li>To me, a Discovery Layer allows a user to search across a library catalogue (or several), an ebook platform (or several), and a source of articles (or several).  And incorporates the following: </li></ul><ul><ul><li>Federated searching </li></ul></ul><ul><ul><li>Metasearching </li></ul></ul><ul><ul><li>Single host environment </li></ul></ul><ul><ul><li>(Mita Williams, Windsor Public Library, Canada, 2008) </li></ul></ul>
  4. 4. How does a discovery layer work? <ul><li>Federated search </li></ul><ul><li>Indexing of databases </li></ul><ul><li>Expanded search options </li></ul><ul><ul><li>Narrowing </li></ul></ul><ul><ul><li>Fuzzy logic – Did you mean…. </li></ul></ul>
  5. 5. What a discovery layer is not? <ul><li>A replacement to federated search </li></ul><ul><li>A ready made index to all your databases content (depending on your vendor) </li></ul><ul><li>The cure for all your catalogue ills </li></ul><ul><li>The way to get people to use the rest of your library website </li></ul>
  6. 6. What it can do for you? <ul><li>Better searching </li></ul><ul><li>Cross platform searching </li></ul><ul><li>Quicker results (depending on indexing) </li></ul>
  7. 7. Source: Library Technology Guides
  8. 8. Just in <ul><li>Evaluating and implementing Web Scale Discovery Services in your Library Services </li></ul><ul><li>http://www.scribd.com/doc/59958617/Evaluating-and-Implementing-Web-Scale-Discovery-Services-Part-1 </li></ul><ul><li>The Library Discovery Layer Product Selection Committee </li></ul><ul><li>http://www.youtube.com/watch?v=QQnycl8BEFU&feature=player_embedded </li></ul><ul><li>Unified Resource Discovery Companion http://sites.google.com/site/urd2comparison/articles-on-discovery </li></ul>

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