Communication-avoiding CholeskyQR2 for rectangular matrices

Keyphrases

• Parallelization 100%
• Rectangular Matrices 100%
• Communication-avoiding 100%
• Interprocessor Communications 66%
• Scaling Test 66%
• Least Squares Problems 33%
• Computational Work 33%
• Node number 33%
• Performance Studies 33%
• Cray 33%
• Strong Scaling 33%
• Eigenvalue Problem 33%
• Memory Footprint 33%
• Computational Memory 33%
• Weak Scaling 33%
• ScaLAPACK 33%
• Matrix Size 33%
• QR Factorization 33%
• 3D Processors 33%
• Factorization Algorithm 33%
• Parallel QR 33%
• Intel Knights Landing 33%
• Least Eigenvalue 33%

Computer Science

• Parallelization 100%
• Supercomputer 50%
• Parallelism 50%
• Least Squares Method 50%
• Memory Footprint 50%
• Eigenvalue 50%
• Factorization Algorithm 50%
• Knights Landing 50%