v2.7.0
v2.7.0 (15 July 2015)
CmdStan release notes
The v2.7.0 release of CmdStan only had minor changes. The documentation was edited for clarity and correctness. The examples in the documentation should work again.
Below are the Stan release notes for v2.7.0.
STAN C++ RELEASE NOTES
v2.7.0 (9 July 2015)
New Team Members
- Alp Kucukelbir, who brings you variational inference
- Robert L. Grant, who brings you the StataStan interface
Major New Feature
- Black-box variational inference, mean field and full
rank (#1505)
New Features
- Line numbers reported for runtime errors (#1195)
- Wiener first passage time density (#765) (thanks to
Michael Schvartsman) - Partial initialization (#1069)
- NegBinomial2 RNG (#1471) and PoissonLog RNG (#1458) and extended
range for Dirichlet RNG (#1474) and fixed Poisson RNG for older
Mac compilers (#1472) - Error messages now use operator notation (#1401)
- More specific error messages for illegal assignments (#1100)
- More specific error messages for illegal sampling statement
signatures (#1425) - Extended range on ibeta derivatives with wide impact on CDFs (#1426)
- Display initialization error messages (#1403)
- Works with Intel compilers and GCC 4.4 (#1506, #1514, #1519)
Bug Fixes
- Allow functions ending in _lp to call functions ending in _lp (#1500)
- Update warnings to catch uses of illegal sampling functions like
CDFs and updated declared signatures (#1152) - Disallow constraints on local variables (#1295)
- Allow min() and max() in variable declaration bounds and remove
unnecessary use of math.h and top-level :: namespace (#1436) - Updated exponential lower bound check (#1179)
- Extended sum to work with zero size arrays (#1443)
- Positive definiteness checks fixed (were > 1e-8, now > 0) (#1386)
Code Reorganization and Back End Upgrades
- New static constants (#469, #765)
- Added major/minor/patch versions as properties (#1383)
- Pulled all math-like functionality into stan::math namespace
- Pulled the Stan Math Library out into its own repository (#1520)
- Included in Stan C++ repository as submodule
- Removed final usage of std::cout and std::cerr (#699) and
updated tests for null streams (#1239) - Removed over 1000 CppLint warnings
- Remove model write CSV methods (#445)
- Reduced generality of operators in fvar (#1198)
- Removed folder-level includes due to order issues (part of Math
reorg) and include math.hpp include (#1438) - Updated to Boost 1.58 (#1457)
- Travis continuous integration for Linux (#607)
- Add grad() method to math::var for autodiff to encapsulate math::vari
- Added finite diff functionals for testing (#1271)
- More configurable distribution unit tests (#1268)
- Clean up directory-level includes (#1511)
- Removed all lint from new math lib and add cpplint to build lib
(#1412) - Split out derivative functionals (#1389)
Manual and Dcoumentation
- New Logo in Manual; remove old logos (#1023)
- Corrected all known bug reports and typos; details in
issues #1420, #1508, #1496 - Thanks to Sunil Nandihalli, Andy Choi, Sebastian Weber,
Heraa Hu, @jonathan-g (GitHub handle), M. B. Joseph, Damjan
Vukcevic, @tosh1ki (GitHub handle), Juan S. Casallas - Fix some parsing issues for index (#1498)
- Added chapter on variational inference
- Added strangely unrelated regressions and multivariate probit
examples - Discussion from Ben Goodrich about reject() and sampling
- Start to reorganize code with fast examples first, then
explanations - Added CONTRIBUTING.md file (#1408)