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EnTagRec: An Enhanced Tag Recommendation System for Software Information Sites
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Transcript of EnTagRec: An Enhanced Tag Recommendation System for Software Information Sites
EnTagRec: An Enhanced Tag Recommendation System for Software Information Sites
Shaowei Wang, David Lo,
Bogdan Vasilescu, Alexander Serebrenik
@b_vasilescu @aserebrenik
/ department of mathematics and computer science Page 212-04-2023
/ department of mathematics and computer science Page 312-04-2023
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/ department of mathematics and computer science Page 712-04-2023
???
/ department of mathematics and computer science Page 812-04-2023
EnTagRec
/ department of mathematics and computer science Page 912-04-2023
EnTagRec TagCombine
r@5 0.805 0.595
p@5 0.346 0.221
r@5 0.815 0.568
p@5 0.358 0.251
r@5 0.88 0.675
p@5 0.369 0.278
r@5 0.64 0.639
p@5 0.382 0.381
Xia et al. MSR’13
/ department of mathematics and computer science Page 1012-04-2023
EnTagRec TagCombine
r@5 0.805 0.595
p@5 0.346 0.221
r@5 0.815 0.568
p@5 0.358 0.251
r@5 0.88 0.675
p@5 0.369 0.278
r@5 0.64 0.639
p@5 0.382 0.381
EnTagRec: How have we done it?
EnTagRec: How have we done it?
L-LDA [Ramage et al. 2009]
tokenization, identifier splitting, stop words, stemming
EnTagRec: How have we done it?
/ department of mathematics and computer science Page 1412-04-2023
I have Java daemon which I want to pass shell commands. For example…
P( | )?
/ department of mathematics and computer science Page 1512-04-2023
Java daemon want pass shell command exampl daemon load configur possibl
P( | )?Actually (preprocessing…)
/ department of mathematics and computer science Page 1612-04-2023
Java daemon want pass shell command exampl daemon load configur possibl
P( | )?Tags = nouns (phrases)
/ department of mathematics and computer science Page 1712-04-2023
JavaP( )|daemonP( )|
shellP( )|…
Estimate from the training data
Combine to get P for the entire text
/ department of mathematics and computer science Page 1812-04-2023
Java daemon want pass shell command exampl daemon load configur possibl
…P( )| …P( )|…P( )|
/ department of mathematics and computer science Page 1912-04-2023
Supercalifragilisticexpialidocious
/ department of mathematics and computer science Page 2012-04-2023
Supercalifragilisticexpialidocious
0.85
EnTagRec: How have we done it?
α*BIC + β*FICTrain α and β
EnTagRec
• is better than BIC and FIC separately
/ department of mathematics and computer science Page 2212-04-2023
EnTagRec BIC FIC
r@5 0.805 0.565 0.593p@5 0.346 0.232 0.258
r@5 0.815 0.505 0.637p@5 0.358 0.212 0.282
r@5 0.88 0.523 0.713p@5 0.369 0.212 0.298
r@5 0.64 0.391 0.545p@5 0.382 0.230 0.322
EnTagRec
• is better than BIC and FIC separately• is better than TagCombine
/ department of mathematics and computer science Page 2312-04-2023
/ department of mathematics and computer science Page 2412-04-2023
So, what was all this about?
/ department of mathematics and computer science Page 2512-04-2023
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/ department of mathematics and computer science Page 2712-04-2023