octave

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Why does Gnu Octave have negative zeroes?

This is an odd one I\'m puzzled about.I recently noticed at the Gnu Octave prompt, it\'s possible to enter in negative zeroes, like so:[详细]

2022-12-18 04:27 分类：问答
Sine wave frequency fitting

This question is based on a previous similar question. I have the following equation and an adjusted (some random data): 0.44*sin(N* 2*PI/30)[详细]

2022-12-17 22:29 分类：问答
octave: load many functions from single file

How can I put multiple functi开发者_JS百科ons in one file and later get access to all of them in the octave interpreter ? I don\'t want to have a thousand files and want to group functions together. I[详细]

2022-12-16 23:15 分类：问答
How to inverse matrix and integer result in Octave?

I would like to get an invertible matrix in Octave but as integers matrix, so: x = [9,15;19,2]; inv(x) Here I get:[详细]

2022-12-16 20:25 分类：问答
How to add vectors with different length?

I w开发者_Python百科ould like to add two vectors with different lengths in Matlab or Octave. E.g.[详细]

2022-12-15 00:21 分类：问答
matrix addition skipping NaN values

I would like to do element wise addition over matrices while skipping NaN values. MATLAB and Octave have nansum, but it does column wise addition within a matrix.[详细]

2022-12-14 22:29 分类：问答
Graph Formatting Tools For Octave

I know that Matlab allows for you to format the graph after its created through the interface. However there isn\'t the same features in Octave. Is there a tool that goes between Octave and GnuPlot? I[详细]

2022-12-14 18:48 分类：问答
Solution to overdetermined systems

How to find solution to overdeterm开发者_如何学JAVAined systems in Macsyma, Scilab, Octave?You don\'t say what type of system it is. If it is non-linear, you are in a very serious mess. In the linear[详细]

2022-12-14 16:42 分类：问答
Octave Errors in attempting to study Image Compression

Let me start by saying I LOVE YOU. Thank you. Next order of business: octave-3.2.3:8> xin = imread(\'3Phone.png\');[详细]

2022-12-13 08:25 分类：问答
Condensing Stock Data

I have a data set that is composed as such: 2009,11,01,17,00,23,1.471700,1.4720开发者_运维知识库00[详细]

2022-12-11 20:17 分类：问答