Discussion Class 7 Lucene.

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Presentation transcript:

Discussion Class 7 Lucene

Discussion Classes Format: Question Ask a member of the class to answer. Provide opportunity for others to comment. When answering: Stand up. Give your name. Make sure that the TA hears it. Speak clearly so that all the class can hear. Suggestions: Do not be shy at presenting partial answers. Differing viewpoints are welcome.

Question 1 How did you go about looking for information about Lucene? Did you search or browse? What information sources did you find most useful? Is there some information that you were unable to find? (b) Who created Lucene? What is the business model?

Question 2 (a) What are the underlying search mechanisms supported by Lucene? (b) What algorithms does it use? What data structures does it use? (i) To store and index fielded data (ii) To maintain term weights

Question 3 (a) How do you load free text into Lucene? (b) How do you load fielded text? (c) What format options are there? (d) How does it handle various character sets, stoplists, stemming, etc.?

Question 4 How do you incorporate Lucene queries and results into your own user interface?

Question 5 If you wanted to modify Lucene to support a novel search algorithm, how would you go about it?