dot product

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dot product


[From the use of a dot to indicate the function, as in x · y.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

dot product

n
(Mathematics) another name for scalar product
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

in′ner prod′uct


n.
the quantity obtained by multiplying the corresponding coordinates of each of two vectors and adding the products, equal to the product of the magnitudes of the vectors and the cosine of the angle between them. Also called dot product, scalar product.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.dot product - a real number (a scalar) that is the product of two vectors
real, real number - any rational or irrational number
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References in periodicals archive ?
It is a floating-point version of the dotproduct kernel from our benchmark suite and is also very similar to (but simpler than) the dynamic region of the image-transformation benchmark program pnmconvol.
Execution Time ([micro]s) Program Asymptotic Statically Dynamically [Its Dynamic Region] Speedup Compiled Compiled dinero [mainloop] 1.6 1,400,000 860,000 m88ksim [ckbrkpts] 3.7 0.22 0.058 mipsi [run] 5.0 22,000,000 4,400,000 pnmconvol [do_convol] 3.1 52,000,000 17,000,000 viewperf [project&clip] 1.3 58 44 viewperf [shade] 1.2 240 190 binary 1.8 0.12 0.066 chebyshev 6.3 26 4.0 dotproduct 1.5 1.6 1.1 query 1.4 0.11 0.078 romberg 1.2 8.8 7.6 DyC achieved speedups on the kernels that were comparable to other dynamic-compilation systems [Noel et al.
real integer complex NEAREST ABS real integer complex NINT ACOS real complex PRECISION AIMAG complex RADIX AINT real complex RANGE ANINT real complex REAL ASIN real complex RRSPACING ATAN real complex SCALE ATAN2 real SETEXPONENT BTEST integer SIGN CEILING real complex SIN CMPLX real integer SINH CONJ complex SPACING COS real complex SQRT COSH real complex TAN DBLE real integer complex TANH DIGITS real integer complex TINY DIM real integer TO_FM DINT real complex TO_IM DOTPRODUCT real integer complex TO_ZM EPSILON real TO_INT EXP real complex TO_SP EXPONENT real TO_DP FLOOR real integer complex TO_SPZ FRACTION real complex TO_DPZ = real integer complex + real integer complex - real complex * real complex / real integer complex ** real integer .EQ.