The slides of the presentation I delivered at SCAM 2014 in Victoria.

1. Analysing !
Multi-Language Corpora
with
Pangea
Andrea Caracciolo, Andrei Chis, Boris Spasojević,!
Mircea Lungu!
Software Composition Group
University of Bern
Switzerland
September, 2014

2. Pangea
streamlines empirical studies on
(multi-language) software corpora.
http://scg.unibe.ch/research/pangea

3. FAMIX meta-model
!
gives !
language-independence

4. “Average class hierarchy height
(AHH) is the same across
programming languages.”
–Andrea Caracciolo

5. https://github.com/caracciolo/pangea/blob/master/demo/hierarchy-depth.st

6. “The usage of Thread API is very
skewed towards a few heavily used
methods.”
–Boris Spasojević

7. https://github.com/caracciolo/pangea/blob/master/demo/thread-stats.st

8. “Method names are often long
multi-word sentences.”
–Mircea Lungu

9. https://github.com/caracciolo/pangea/blob/master/demo/method-length-distibution.st

10. More about the architecture in the SCAM 2014 paper
Java
Corpus
Sources
Smalltalk
Corpus
Sources
…
Executable Object Model Snapshots
Analysis
Design
4
1
Java
Corpus
Models
…
…
5
Deployment
Tool
2
Pangea Tools
3
Smalltalk
Corpus
Models

11. “It is a capital
mistake to
theorise before
one has data”
http://scg.unibe.ch/research/pangea