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3.7 User-contributed software
4 The Gatherer
4.1 Overview
4.2 Basic setup
4.3 RootNode specifications
Example RootNode configuration
Using extreme values -- ``robots''
Gatherer enumeration vs. candidate selection
4.4 Extracting data for indexing: The Essence summarizing subsystem
4.4.1 Default actions of ``stock'' summarizers
4.4.2 Summarizing SGML data
Location of support files
The SGML-to-SOIF table
Errors and warnings from the SGML Parser
Creating an summarizer for a new SGML-tagged data type
The SGML-based HTML summarizer
Other examples
4.4.3 Summarizer components distribution
Using ``Rainbow'' to summarize MIF and RTF documents
The translation table
4.4.4 Customizing the type recognition, candidate selection, presentation unnesting, and summarizing steps
Customizing the type recognition step
Customizing the candidate selection step
Customizing the presentation unnesting step
Customizing the summarizing step
4.5 Setting variables in the Gatherer configuration file
4.6 Incorporating manually generated information into a Gatherer
4.7 Controlling access to the Gatherer's database
4.8 Periodic gathering and realtime updates
4.9 Local file system gathering for reduced CPU load
4.10 Troubleshooting
Next:
4.1 Overview
Up:
Harvest User's Manual
Previous:
3.7 User-contributed software
Darren Hardy
Mon Apr 3 15:22:37 MDT 1995