Fast Vectorize Operator

Fast Vectorize Operator - Vectorize operator much faster than Array Index in Large Matrix Analysis - Mensajes

#1 Publicado: 24/2/2018 4:28:28
NDTM Amarasekera

NDTM Amarasekera

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Examples compare speed of execution using Vectorize Operator vs Array Index in Large Matrix Analysis.

WL To Q_Array Index.sm (27,25 KiB) descargado 1321 vez(es).
WL To Q_Vectorize.sm (28,56 KiB) descargado 1288 vez(es).
1.July WL&RT.xlsx (29,52 KiB) descargado 1084 vez(es).

WL To Q_Array Index.jpg
WL To Q_Vectorize.jpg
Look within!... The secret is inside you. Best Regards Eng. NDTM Amarasekera - Sri Lanka
#2 Publicado: 24/2/2018 18:44:14
Alvaro

Alvaro

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Hi. This is the help page for matlab about what their call (in matlab slang) the "vectorization process", instead of the use of "scalar approach" which include for and while loops: https://la.mathworks.com/help/matlab/matlab_prog/vectorization.html

So, scalar = for, while, slow, and vectorial = vectorize in smath, and fast.

Best regards

Alvaro.
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frapuano 25/2/2018 6:02:00
#3 Publicado: 24/2/2018 23:01:55
NDTM Amarasekera

NDTM Amarasekera

130 me gusta en 352 mensajes.

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Hi Razonar

Thank you for the useful info.
Look within!... The secret is inside you. Best Regards Eng. NDTM Amarasekera - Sri Lanka
#4 Publicado: 25/2/2018 0:45:47
Jean Giraud

Jean Giraud

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Wrote

Examples compare speed of execution using Vectorize Operator vs Array Index in Large Matrix Analysis.


Here attached a good demo.
VectorizTest.sm (22,24 KiB) descargado 1363 vez(es).
#5 Publicado: 25/2/2018 7:28:27
NDTM Amarasekera

NDTM Amarasekera

130 me gusta en 352 mensajes.

Grupo: User

Thank you Jean!
Look within!... The secret is inside you. Best Regards Eng. NDTM Amarasekera - Sri Lanka
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