A Novel Multi-level Integrated Roofline Model Approach for Performance Characterization. - Tuomas Koskela; Zakhar Matveev; Charlene Yang; Adetokunbo Adedoyin; Roman Belenov; Philippe Thierry; Zhengji Zhao; Rahulkumar Gayatri; Hongzhang Shan; Leonid Oliker; Jack Deslippe; Ron Green; et al. (ISC, 2018)