It gives us great pleasure to invite you to the World Congress "The Frontier of Intelligent Data and Signal Analysis" DSA 2015 in Hansestadt Hamburg. This is one of the most important international conferences in the field of Data Mining and Machine Learning, where you can learn about the latest developments and trends. The congress combines top-notch scientific events with specialized industrial forums and exhibitions, thus offering an excellent platform for scientists, engineers and decision makers from industry, but also for young professionals, for acquiring thorough, quick and broad information on this subject.