simd - What is "vectorization"? - Stack Overflow
Sep 14, 2009 · Vectorization is the process of converting an algorithm from operating on a single value at a time to operating on a set of values at one time. Modern CPUs provide direct support for vector …
c++ - What does vectorization mean? - Stack Overflow
Oct 4, 2009 · Vectorization doesn't mean that the compiler does it, just that SIMD instructions are used. When the compiler generates SIMD code it's generally called auto-vectorization.
Why is vectorization, faster in general, than loops?
Jan 30, 2016 · Vectorization is a type of parallel processing. It enables more computer hardware to be devoted to performing the computation, so the computation is done faster.
python - What is vectorization? - Stack Overflow
Dec 11, 2017 · What does it mean to vectorize for-loops in Python? Is there another way to write nested for-loops? I am new to Python and on my research, I always come across the NumPy library.
Do we need vectorization in C++ or are for loops already fast enough?
Feb 8, 2021 · 5 Do we need vectorization in C++ Vectorisation is not necessarily needed always, but it can make some programs faster. C++ compilers support auto-vectorisation, although if you need to …
Numpy vectorization and algorithmic complexity - Stack Overflow
Mar 7, 2023 · 'vectorization' can mean different things depending on context. For numpy code (at least in most SO questions) it primarily is the first - replacing interpreterd loops with compiled ones. Low level …
What is the relationship between vectorization and embarrasingly ...
Jan 10, 2013 · Vectorization is a particular form of how parallelism is achieved. In particular, vectorization mostly uses dedicated SIMD execution hardware units in processors using specialized …
How to vectorize with gcc? - Stack Overflow
Jan 3, 2009 · The v4 series of the gcc compiler can automatically vectorize loops using the SIMD processor on some modern CPUs, such as the AMD Athlon or Intel Pentium/Core chips. How is this …
Simple example to understand vectorisation in Pandas
Aug 5, 2022 · I am new to Python and I am trying to understand how vectorisation works in pandas dataframes. Let's take this dataframe as example: df = pd.DataFrame ( [1,2,3,4,5,6,7,8,9,10]) And …
visual c++ - Why does msvc not vectorize? - Stack Overflow
Sep 8, 2024 · Thanks, at least I am sure now that vectorization is not somehow disabled for my usage of msvc. Do you have assumptions why they made msvc not vectorize the j-loop with int and unsigned …