[Gretl-devel] Re: Speed of matrix "block" operations

On Sat, 12 Oct 2019, Allin Cottrell wrote: [...] and here are mine, on two different machines: Laptop at home: 1 columns per chunk: 4.1346s 2 columns per chunk: 2.1247s 5 columns per chunk: 0.7616s 10 columns per chunk: 0.2831s 25 columns per chunk: 0.1298s 50 columns per chunk: 0.3060s 100 columns per chunk: 0.9900s 125 columns per chunk: 1.2825s 500 columns per chunk: 4.1578s Desktop at work: 1 columns per chunk: 2.4007s 2 columns per chunk: 0.6390s 5 columns per chunk: 0.1440s 10 columns per chunk: 0.0739s 25 columns per chunk: 0.0363s 50 columns per chunk: 0.0724s 100 columns per chunk: 0.1957s 125 columns per chunk: 0.3581s 500 columns per chunk: 2.8391s ------------------------------------------------------- Riccardo (Jack) Lucchetti Dipartimento di Scienze Economiche e Sociali (DiSES) Università Politecnica delle Marche (formerly known as Università di Ancona) r.lucchetti(a)univpm.it http://www2.econ.univpm.it/servizi/hpp/lucchetti -------------------------------------------------------