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Diffstat (limited to 'least-squares.org')
| -rw-r--r-- | least-squares.org | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/least-squares.org b/least-squares.org index eefd9f9..32e9e26 100644 --- a/least-squares.org +++ b/least-squares.org @@ -20,7 +20,7 @@ In this tutorial we shall look at obtaining the least squares fit of a given data-set. For this purpose, we shall use the same - pendulum data used in the tutorial on plotting from files. + pendulum data that we used in the tutorial on plotting from files. To be able to follow this tutorial comfortably, you should have a working knowledge of arrays, plotting and file reading. @@ -42,7 +42,7 @@ {Show a slide here?} We have already seen (in a previous tutorial), how to read a file - and obtain the data set. We shall quickly get the required data + and obtain the data set. Let's quickly get the required data from our file. In []: l = [] @@ -79,8 +79,8 @@ information. In []: result = lstsq(A,tsq) - We take put the required coefficients, which are the first thing - in the list of things that lstsq returns, into the variable coef. + We extract the required coefficients, which is the first element + in the list of things that lstsq returns, and store them into the variable coef. In []: coef = result[0] To obtain the plot of the line, we simply use the equation of the |