Dear Professionals;

I would like to share this information with you regarding   Web Scale Discovery tools

Merits of Discovery tools :
 

• Single Point of Entry
• Pre-harvested
• Centralized Index
• Vendor neutral
• Relevancy
• Robust Features
• Customizable

World wide majority of the universities are using :  Serials Solutions Summon ;OCLCs WorldCat Local  ; ExLibris' Primo ; EBSCO Discovery Services (EDS)    In our library (IITHLibrary), we  setup trial for Summon> IITHFind ( you can view ).


 Web Scale Discovery tools are available :

• AquaBrowser Library  
• Arena 
• Blacklight 
• EBSCO Discovery Service
• Encore
• Endeca   
• Primo 
• SOPAC  
• Scriblio 
• Summon  
• VUfind 
• Visualizer
• WorldCat local

Open Source:

• Blacklight
• LibraryFind
• Scriblio
• SOPAC
• VuFind

Indian products:

• Knimbus
• NLP Labs Pvt. Ltd.> Sixth Sense journal Search

If anybody interested to setup discovery tool in their library first see  the features>>>>>>>>. Several surveys and  studies  says that :

• A centralized index—to the article level & full text
  
•  Harvested from many sources (not from Google scholar )
  
•  Integrated with full text delivery/ Something you license
•  NOT federated/brokered/broadcast search
•  Understands library's holdings/rights
•  Each vendor has agreements with several content suppliers. (Ask... How many ??) ; In addition to this harvest locally held material like catalog and IR.
• see the content coverage and agreement with publishers.
• Relevance ranking cannot be compared with Google page rank
  

Federated search engine how it works :





(image source: Wikipedia )

future of  ILS moving towards cloud based ...."Webscale Next Generation ILS"


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Best Regards,                  
Mallikarjuna, C.  
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Indian Institute of Technology Hyderabad
Ordinance Factory (ODF), Yeddumailarm,
Medak(dt); Andhra Pradesh (state)
PIN-502205

         
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