A python implementation of PG-ELLA, an algorithm for efficient multi-task learning.[1][2] The included PGPE and gradient descent implementations are altered versions of the code from [PyBrain](https://github.com/pybrain/pybrain/).
[1] Ammar, Eaton, E.; Ruvolo, P.; and Taylor, M.. "Online multi-task learning for policy gradient methods". Proceedings of the 31st International Conference on Machine Learning. 2014. [2] Ruvolo, P., and Eaton, E.. "ELLA: An efficient lifelong learning algorithm". Journal of Machine Learning Research. 2013.