On two different installations of SciPy with Python 2.7.5 (one Ubuntu and one Mavericks), the function 'welch', which should calculate the periodogram of a temporal signal, is NOT included in the ...

Four (separate) failures occurring in both of these PRs. I'm not sure if the failures are related, but I noticed them at the same time, so I'm putting them all here for now.

In my last article, I looked at NumPY and some of its uses in numerical simulations. Although NumPY does provide some really robust building blocks, it is a bit lacking in more sophisticated tools.

Abstract: The stochastic simplex bisection (SSB) algorithm is evaluated against the collection of optimizers in the Python SciPy.Optimize module on a prominent test set. The SSB algorithm greatly ...