Daniel Miller

Active since 2019

Followers: 0 Following: 0

Statistics

Feeds

Question

Regular expressions - extract parts of a string
Hi! I have a problem I'd need some help with. I have the following code: randomText = 'Madrid 2.7 Milano 3.85 Berlin 0.9...

ungefär 6 år ago | 0 answers | 0

0

answers

Question

Extracting selected parts from text - regular expressions
Hello! I can't believe how I got stuck here, I have about ten exercises to do and this is just the first one and it is supposed...

ungefär 6 år ago | 1 answer | 0

1

answer

Question

Linear regression - extracting info using matrix algebra
Hello! I have a preloaded data which contains four columns and each column contains the following data in the following order: ...

ungefär 6 år ago | 1 answer | 0

1

answer

Question

Solving a system of equations without "syms"
Hello! I have been given the following system of equations that I should solve: 2x1 + 4x2 + 7x3 = 64 3x1 + x2 + 8x3 = 71 -2x...

ungefär 6 år ago | 3 answers | 0

3

answers

Question

Change plot X-axis values and adjustments to the graph
Hey everyone! I have a task to write a command which replicates a graph. The file "SPX" contains two columns with date info i...

ungefär 6 år ago | 1 answer | 0

1

answer

Question

Calculate mean of certain values in a vector
Hi! I have two problems I'd need some help with. I have a column vector (25 x 1) with positive and negative values. It has the...

ungefär 6 år ago | 1 answer | 0

1

answer

Question

Calculations in a column vector
Hello! I have the following problem to solve: I have sat here for fifty minutes now and my brain is completely stuck. I can'...

ungefär 6 år ago | 0 answers | 0

0

answers

Question

Creating a vector out of variables
Hello! This might seem very simple, but if I have created, let's say, the following variables: A = 1/(10^(-6)); B = 22^(1/4...

ungefär 6 år ago | 1 answer | 0

1

answer