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Commits on Sep 21, 2012

• New k-means: Query tuning

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  Florian Schoppmann

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  Florian Schoppmann

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Commits on Sep 20, 2012

• Sampling: Include macros in SQL file

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  Florian Schoppmann

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  Florian Schoppmann

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• Madpack: Remove MADlibSchema variable

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  haradh1

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Commits on Sep 18, 2012

• Documentation: Replaced inefficient example of using linear regression

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  farzadras

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  Florian Schoppmann

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Commits on Sep 17, 2012

• New k-means: Query tuning

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  Florian Schoppmann

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  Florian Schoppmann

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• Utilities: Fix for exec_sql_using(), no longer returns invalid memory

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  Florian Schoppmann

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  Florian Schoppmann

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Commits on Sep 16, 2012

• Build System: Replace GREENPLUM macro, take 3

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  Florian Schoppmann

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  Florian Schoppmann

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Commits on Sep 15, 2012

• k-means random seeding: Fixed query execution problems on PG/GP

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  Florian Schoppmann

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  Florian Schoppmann

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Commits on Sep 14, 2012

• New k-means: Fixed SQL for compensating for dropped centroids

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  Florian Schoppmann

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  Florian Schoppmann

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• Build System: Replace GREENPLUM macro, take 2

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  haradh1

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• Minor changes necessary for integration

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  Florian Schoppmann

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  Florian Schoppmann

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• New k-means: Removed argument point id from argument list

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  Florian Schoppmann

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• Sampling: Now use modular transition state of weighted sampling

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  Florian Schoppmann

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• k-means: Shortcut for 4 built-in distance functions

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  Florian Schoppmann

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• C++ AL: Directly call FunctionHandle without detour through the backend

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  Florian Schoppmann

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• k-means: Some tuning of the kmeans SQL

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  Florian Schoppmann

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  Florian Schoppmann

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• k-means: objective_fn in output, random seeding. Primitive unit test.

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  Florian Schoppmann

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  Florian Schoppmann

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• Revert "Temporarily deactivate random-sampling module for gppkg release [...]"

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  Florian Schoppmann

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• k-Means: Verify that function parameters have correct signature

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  Florian Schoppmann

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• Vector operations: Added "distances" and normalized average

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  Florian Schoppmann

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  Florian Schoppmann

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• k-means: Minor changes in SQL/Python code to reflect changes in design document

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  Florian Schoppmann

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  Florian Schoppmann

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• k-Means: Modularized recentering

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  Florian Schoppmann

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  Florian Schoppmann

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• New k-means implementation, rewritten as an iteratively called aggregate function

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  Florian Schoppmann

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  Florian Schoppmann

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Commits on Sep 12, 2012

• Association Rules: Disable in GPDB4.0

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  aojwang

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  haradh1

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• New Method: Add linear-chain conditional random field for NLP

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  livingstream

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Commits on Sep 10, 2012

• Build System: Remove GREENPLUM from m4_ifdef macro

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  Rahul Iyer

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• SVM: Limit the number of features in the training table

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  aojwang

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  haradh1

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Commits on Sep 6, 2012

• k-means: Improve performance with array

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  yi ren

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  haradh1

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Commits on Sep 5, 2012

• Madpack: Add pg_catalog prefix to version() call

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  haradh1

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• k-means: Check uniqueness of user-provided IDs

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  yi ren

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Commits on Sep 1, 2012

• Association Rules: Rewrite Apriori for performance improvement

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  aojwang

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  haradh1

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Commits on Aug 29, 2012

• k-means: Replace row_number() for scalability

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  yi ren

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  haradh1

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Commits on Aug 28, 2012

• Doxygen: linregr

  

  Xixuan Feng

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  haradh1

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• Quantile: Suppress integer overflow

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  KevinYL

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• Quantile: Beautify code format

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  KevinYL

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