The 22nd MLSP workshop in the series organized by the Signal Processing Society MLSP Technical Committee will present the most recent and exciting advances in data analysis for signal processing problems through tutorials, keynote talks, as well as special and regular singletrack sessions. The workshop will take place at The Royal Palace of the Magdalena, Santander, Spain.

The workshop will also include three keynotes by recognized experts. We would like to thank Prof. Martin Wainwright, Dr. Francis Bach and Prof. Ali H. Sayed for their willingness to present at the workshop some of the most recent advances in salient topics. For the traditional first -day tutorials, we are pleased to count on Drs. Bhiksha Raj and Raviv Raich.
An event such as the MLSP workshop would not be possible without the work of many individuals, to who we are in debt. Thanks to the Technical Chairs for an excellent work and for putting together such an interesting program, and to the 113 reviewers whose expert opinion made the whole process possible. We would also like to recognize the excellent and professional work of the Organizing Committee, including the Special Session Chairs Emilio Parrado -Hernández and Jocelyn Chanussot, Publicity Chairs Marc Van Hulle and Luis Gómez Chova, Web and Publication Chair Jan Larsen, Data Competition Chairs Kenneth E. Hild II, Vince Calhoun, Weifeng Liu, Ken Montanez, and Catherine Huang and the Local Organizing Chairs Jesús Ibáñez , Javier Vía and Steven Van Vaerenbergh.
Finally, we would like to acknowledge the support of the following companies and institutions: Amazon, PASCAL 2 Network of Excellence, Ministerio de Ciencia e Innovación, Universidad de Cantabria, Universidad Carlos III de Madrid, Gobierno de Cantabria,  Ayuntamiento de Santander, and Asociación Española de Ingenieros de Telecomunicación.