%0 Journal Article %J ACM Transactions on Mathematical Software %D 2008 %T Using Mixed Precision for Sparse Matrix Computations to Enhance the Performance while Achieving 64-bit Accuracy %A Alfredo Buttari %A Jack Dongarra %A Jakub Kurzak %A Piotr Luszczek %A Stanimire Tomov %K plasma %B ACM Transactions on Mathematical Software %V 34 %P 17-22 %8 2008-00 %G eng