Numeric operations, random number generation, numerical instabilities
From OTBWiki
Numerical operations
Since OTB uses VXL lib, we recommend the use of vnl and vcl operations for mathematics operation (for example vcl_exp instead of exp), for code homogeneity (vcl_exp is a redefinition of std::exp).
Random number generation
use MersenneTwister instead of rand (TBD)
