Corrigendum to “SP-ant: An ant colony optimization based operator scheduler for high performance distributed stream processing on heterogeneous clusters” [Expert Syst. App. 191 (2022) 116322]

• Mohammadreza FarrokhIran University of Science and Technology
• Hamid HadianIran University of Science and Technology
• Mohsen SharifIran University of Science and Technology
• Ali Mohtadi JafariIran University of Science and Technology