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v0.4: Release notes, Version number, Read-Me

Jira: MADLIB-568
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commit bdb59fce0bc9eed3f3c3d16e4d55e55fc83401e5 1 parent 16820bb
Florian Schoppmann authored
Showing with 81 additions and 22 deletions.
  1. +8 −6 ReadMe.txt
  2. +72 −15 ReleaseNotes.txt
  3. +1 −1  src/config/Version.yml
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14 ReadMe.txt
@@ -18,18 +18,20 @@ doc/user/html/index.html.
Changes between MADlib versions are described in the ReleaseNotes.txt file.
MADlib incorporates material from the following third-party components:
-- Eigen 3.0.3 "is a C++ template library for linear algebra"
- http://eigen.tuxfamily.org/index.php?title=Main_Page
+- argparse 1.2.1 "provides an easy, declarative interface for creating command
+ line tools"
+ http://code.google.com/p/argparse/
- Boost 1.46.1 (or newer) "provides peer-reviewed portable C++ source
libraries"
http://www.boost.org/
+- CERN ROOT is "an object oriented framework for large scale data analysis"
+ http://root.cern.ch/
- doxypy 0.4.2 "is an input filter for Doxygen"
http://code.foosel.org/doxypy
-- argparse 1.2.1 "provides an easy, declarative interface for creating command
- line tools"
- http://code.google.com/p/argparse/
+- Eigen 3.0.3 "is a C++ template library for linear algebra"
+ http://eigen.tuxfamily.org/index.php?title=Main_Page
- PyYAML 3.10 "is a YAML parser and emitter for Python"
http://pyyaml.org/wiki/PyYAML
-License information regarding MADlib and included 3rd party libraries can be
+License information regarding MADlib and included third-party libraries can be
found inside the license directory.
View
87 ReleaseNotes.txt
@@ -1,18 +1,75 @@
MADlib Release Notes
--------------------
-These release notes contain the significant changes in each MADlib release,
+These release notes contain the significant changes in each MADlib release,
with most recent versions listed at the top.
-A complete list of changes for each release can be obtained by viewing the git
+A complete list of changes for each release can be obtained by viewing the git
commit history located at https://github.com/madlib/madlib/commits/master.
Current list of bugs and issues can be found at http://jira.madlib.net.
--------------------------------------------------------------------------------
+MADlib v0.4
+
+Release Date: 2012-Jun-18
+
+Bug Fixes:
+* Association Rules:
+ - assoc_rules() now uses schema-qualified function calls (MADLIB-435)
+* Decision Trees:
+ - Enhanced correctness (MADLIB-409, 502, 503)
+ - Improved handling of invalid arguments (MADLIB-331)
+* k-Means:
+ - Improved handling of invalid arguments (MADLIB-336, 364, 459)
+* PLDA:
+ - Improved robustness (MADLIB-474)
+* Sparse Vectors:
+ - svec_sfv() now uses locale-aware sorting (MADLIB-457)
+ - Operators now install to MADlib schema (MADLIB-470)
+
+New Features/Improvements:
+* C++ Abstraction Layer:
+ - Support for "function pointers" (MADLIB-370)
+ - Support for sparse vectors (MADLIB-371)
+ - Support for more Eigen (linear algebra) types (MADLIB-533)
+* Decision Trees:
+ - Code refactoring and optimization (MADLIB-410, 476, 504, 509)
+ - Documentation improvments (MADLIB-507)
+ - Output table now contains unencoded information (MADLIB-434)
+ - Enhance the missing value handling for continuous features (MADLIB-493)
+* Hypothesis Tests:
+ - Pearson chi-square test (MADLIB-390)
+ - One- and two-sample t-Tests (MADLIB-391)
+ - F-test (MADLIB-392)
+ - Mann-Whitney U-test (MADLIB-393)
+ - Kolmogorov-Smirnov test (MADLIB-394)
+ - Wilcoxon-Signed-Rank test (MADLIB-405)
+ - One-way ANOVA (MADLIB-406)
+* PostgreSQL Extensibility:
+ - Support for CREATE EXTENSION in PostgreSQL >= 9.1 (MADLIB-316)
+ - Availability on PGXN (MADLIB-334)
+* Probability Functions:
+ - Wrap all distribution functions implemented by Boost (MADLIB-412)
+ - Wrap Kolmogorov distribution function from CERN ROOT project (MADLIB-413)
+* Random Forests:
+ - New module (MADLIB-419)
+* Support:
+ - Add elementary matrix/vector functions (e.g., norm/distances etc.)
+ (MADLIB-532)
+* Viterbi Feature Extraction:
+ - New module (MADLIB-478)
+
+Known issues:
+ - svec_sfv() does not support collations, as introduced with PostgreSQL 9.1
+ (MADLIB-558)
+ - Invalid arguments are not always guaranteed to be handled gracefully and
+ may lead to confusing error messages (MADLIB-28, 359, 361, 363)
+
+--------------------------------------------------------------------------------
MADlib v0.3
-
-Relase Date: 2012-Feb-9
+
+Release Date: 2012-Feb-9
New features:
* Installer:
@@ -55,12 +112,12 @@ New features:
- Function version() returns Madlib build information (MADLIB-309)
Bug fixes:
-Sparse vectors:
+* Sparse vectors:
- Fixed sparse-vector type case problems (MADLIB-282, MADLIB-305)
- Fixed a situation where using svec_svf() could cause a segmentation fault
(MADLIB-350)
- - Increased compatibility with internal PostgreSQL conventions (MADLIB-257)
-Logistic regression:
+ - Increased compatibility with internal PostgreSQL conventions (MADLIB-257)
+* Logistic regression:
- Handle numerical instability more gracefully (MADLIB-343, MADLIB-345)
- Handle unexpected inputs more gracefully (MADLIB-284, MADLIB-344)
- Fixed "Random variate x is nan, but must be finite" issue (MADLIB-356)
@@ -94,21 +151,21 @@ General changes:
* prepared Solaris support in a later release (MADLIB-204)
- added support for Sun Compiler in CMake build script
- fixed all compilation errors with Sun compiler
-* added UDF to mimic "CREATE TABLE AS ...", as a workaround for a Greenplum
+* added UDF to mimic "CREATE TABLE AS ...", as a workaround for a Greenplum
issue (MADLIB-241). Included this as GP Compatibility module.
* madpack utility:
- dropped madpack dependency on PygreSQL (MADLIB-217)
- improved security in madpack install-check (MADLIB-229)
- - fixed bashism in madpack (MADLIB-222)
+ - fixed bashism in madpack (MADLIB-222)
- fixed install-check not running on non-default schema (MADLIB-251)
-
+
Modules/methods:
* SVM (kernel_machines):
- fixed cumulative error count in svm_cls_update() function
- improved memory management in SVM module
* Linear regression (regress):
- fixed unexpected behavior for some edge cases (MADLIB-214)
- - fixed crashing with huge number of independent vars (MADLIB-250)
+ - fixed crashing with huge number of independent vars (MADLIB-250)
* Logistic regression (regress):
- added support for arbitrary expressions for dep./indep. variables, not
just column names (MADLIB-255)
@@ -119,10 +176,10 @@ Modules/methods:
- added check for sorted dictionary to svec_sfv (MADLIB-187)
* Decision Tree (decision_tree):
- now can be run multiple times in one session (MADLIB-156)
-
+
Known issues:
* non-unified API for several SQL UDFs (MADLIB-208)
-* performance of the conjugate-gradient optimizer in logistic regression
+* performance of the conjugate-gradient optimizer in logistic regression
can be very poor (MADLIB-164)
--------------------------------------------------------------------------------
@@ -146,7 +203,7 @@ Modules/methods:
Known issues:
* non-unified API for several SQL UDFs (MADLIB-208)
* running decision tree more than once in one session fails (MADLIB-156)
-* performance of the conjugate-gradient optimizer in logistic regression
+* performance of the conjugate-gradient optimizer in logistic regression
can be very poor (MADLIB-164)
* svec_sfv function doesn't check for sorted dictionary (MADLIB-187)
@@ -167,7 +224,7 @@ Included modules/methods:
* Linear & Logistic Regression (regress)
* SVD Matrix Factorisation (svdmf)
* Sparse Vectors (svec)
-
+
--------------------------------------------------------------------------------
MADlib v0.1.0prerelease
View
2  src/config/Version.yml
@@ -1 +1 @@
-version: 0.4dev
+version: 0.4
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