Missing values imputation

This blog is great as a reference to missing value imputation in R

Tutorial on 5 Powerful R Packages used for imputing missing values

Deep learning courses

Excellent

http://info.usherbrooke.ca/hlarochelle/neural_networks/content.html

Very good

https://www.coursera.org/course/neuralnets

Fantastic (made by Google)

https://www.udacity.com/course/deep-learning–ud730

Splendid (more specialized on NLP)
http://cs224d.stanford.edu/syllabus.html

And take a look to this online resources:
http://www.deeplearningbook.org/
http://deeplearning.stanford.edu/wiki/index.php/UFLDL_Tutorial
http://deeplearning.stanford.edu/tutorial/
http://deeplearning.net/tutorial/
http://deeplearning.net/reading-list/tutorials/