A Toolkit Based Architecture for Optimizing Cloud Management, Performance Evaluation and Provider Selection Processes. - George Kousiouris; Fotis Aisopos; Alexandros Psychas; Theodora A. Varvarigou; Jörg Domaschka; Daniel Baur; Frank Griesinger; V. Nikolov; George L. Lyberopoulos; Eleni Theodoropoulou; Ioanna Mesogiti; Dimitrios Charilas; et al. (HPCS, 2017)