optimization

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Fast way to sum Fourier series?

I have generated the coefficients using FFTW, now I want to reconstruct the original data, but using only the first numCoefs coefficients rather than all of them. At the moment I\'m using the below co[详细]

2023-04-09 09:38 分类：问答
How to improve my performance in filling gaps in time series and data lists with Python

I\'m having a time series data sets comprising of 10 Hz data over several years. For one year my data has around 3.1*10^8 rows of data (each row has a time stamp and 8 float values). My data has gaps[详细]

2023-04-09 07:43 分类：问答
How do you minify and/or compress JavaScript that is in a php file?

I am looking at optimization options, and after checking SO questions, I don\'t quite see an ans开发者_如何学Cwer for what I am trying to do. Hopefully that doesn\'t indicate that what I am doing is a[详细]

2023-04-09 07:37 分类：问答
Is there any point to using Any() linq expression for optimisation purposes?

I have a MVC application which returns 2 types of Json responses from 2 controller methods; AnyRemindersExis开发者_Python百科t() and GetAllUserReminders(). The first returns a boolean, 2nd returns an[详细]

2023-04-09 05:26 分类：问答
Blackberry optimization - background image from disk or RAM?

I\'m curious if anyone has information on whether or not this is an actual optimization or unnecessary bloat.[详细]

2023-04-09 03:27 分类：问答
Speed up this JOIN, MySQL

This is similar to another question I posted, but I was told to split them. I have aInnoDB MYSQL table that stores a multi select name ( or \'code\' as the table calls it), a parent object\'s id (par[详细]

2023-04-09 01:37 分类：问答
Is RVO (Return Value Optimization) applicable for all objects?

Is RVO (Return Value Optimization) guaranteed开发者_如何学Go or applicable for all objects and situations in C++ compilers (specially GCC)?[详细]

2023-04-09 01:27 分类：问答
Database design for products and product variants

I\'m building an commerce site and I\'ve been researching different ways to show products with variants. I\'m trying to do this for contact lenses and wondering what the best way is.[详细]

2023-04-08 23:42 分类：问答
How to map 10 bits to 6 bits in C++ (as efficiently as possible)?

So I know functionally what I would like to happen, I just don\'t know the best way to make a computer do it... in C++...[详细]

2023-04-08 23:41 分类：问答
Minimisation problem in Python, fmin_bfgs won't work but fmin will, 'Matrices not aligned'

I have a function in python which takes a vector and returns a real number.I am using the scipy.optimize fmin and fmin_bfgs functions to find the argument which gives the function its approx minimum v[详细]

2023-04-08 20:47 分类：问答