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Are Mjaavatten


Mjaavatten Consulting

226 total contributions since 2015

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Answered
Matrix divison or calculating slope
There is a syntax error with your use of parentheses. Also, the slope for the last row is not defined. This should work: nro...

etwa eine Stunde ago | 0

Answered
fitting a curve (3D) to pointcloud data
Assuming that the points are listed in sequence along your curve, you can express x, y, and z as functions of the (approximate) ...

2 Tage ago | 1

| accepted

Answered
Word Search Words Overlapping
I was fascinated by your problem, so I wrote my own version. This gave me some insights: I recommend that you first create an ...

etwa 2 Monate ago | 0

Answered
How to find same element in txt file (in a coloumn) and find the amount for averaging the value of another coloumn ?
There may be more elegant ways to read the file, but I often prefer to use textscan to read a text file into a cell array of str...

etwa 2 Monate ago | 1

| accepted

Answered
Degrees-Minutes-Seconds Separation
It simplifies things if you use a doubke quote (") instead of two single qotes ('') to denote seconds. I enclose the modified ...

etwa 2 Monate ago | 0

| accepted

Answered
reading a txt file with rows of different length
fid = fopen(filename); lines = textscan(fid,'%s','delimiter','\n'); fclose(fid); lines = lines{1}; % The points data are in ...

3 Monate ago | 2

Answered
Reading data row by row into matlab.
I often find it useful to read the file into a cell array of strings using textscan. Then I can easily experiment with how to b...

3 Monate ago | 0

Answered
Reading CSV files in a sequence based on numeric value in file name
d = dir('*.csv'); filenames = {}; index = 0; k = 0; for i = 1:length(d) % Using regexp with lookaround on the file name t...

3 Monate ago | 0

| accepted

Answered
How to index a random matrix with set conditions?
For a list of the negative values: negM = M(M<0) For the indices of the negative values: [i,j] = find(M<0) To display only t...

4 Monate ago | 1

| accepted

Answered
How to identify points that are located in a polygon when this polygon passes through the meridian?
It seems that you are using the mapping toolbox, Then you can use ingeoquad: ingeoquad([35,45],[0,10],[30 40], [355 5]) Your ...

5 Monate ago | 2

Submitted


remotest(points,boundary)
Finds the position within or on a boundary that is farthest from any member of a set of points.

5 Monate ago | 3 downloads |

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Answered
I have set of latitude and latitude of a specific region which has the mobile towers deployed and now I want to know the best possible location to deploy new mobile towers to overcome the coverage issues, which algorithm or what will be best way to ?
Obviously, optmal locations will depend on many factors, such as topography and signal interference risk. But as a first approx...

5 Monate ago | 3

| accepted

Answered
how can i get an improved Euler's method code for this function?
There are two problems with your code: The analytical solution is incorrect You increment x inside the for loop. Don't. The f...

5 Monate ago | 2

| accepted

Solved


Simulate one complete step in the Biham–Middleton–Levine traffic model
The <http://en.wikipedia.org/wiki/Biham%E2%80%93Middleton%E2%80%93Levine_traffic_model Biham–Middleton–Levine traffic model> is ...

6 Monate ago

Answered
saving real roots in a vector; "solve" gives me weird results
The code below will solve your problem as stated. In the general case with other parameters it may not be robust. You may need...

6 Monate ago | 0

| accepted

Submitted


Curvature of a 2D or 3D curve
Calculates the local radius of curvature as well as the cumulative arc length and the curvature vector along a 1D curve in 2D or...

6 Monate ago | 69 downloads |

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Answered
How to find the arclength and radius of curvature for a set of 3D data points?
I was inspired by your question to write a functon that calculates the arc length and curvature of a 1D curve in 2D or 3D space....

6 Monate ago | 0

| accepted

Solved


Find the stride of the longest skip sequence
We define a _skip sequence_ as a regularly-spaced list of integers such as might be generated by MATLAB's <http://www.mathworks....

8 Monate ago

Solved


Integer Sequence - II : New Fibonacci
Crack the following Integer Sequence. (Hints : It has been obtained from original Fibonacci Sequence and all the terms are also ...

8 Monate ago

Solved


Is X a Fibonacci Matrix?
In honor of Cleve's new blog and post: <http://blogs.mathworks.com/cleve/2012/06/03/fibonacci-matrices/> Is X a Fibonacci ...

8 Monate ago

Solved


Sum the Infinite Series
Given that 0 < x and x < 2*pi where x is in radians, write a function [c,s] = infinite_series(x); that returns with the...

8 Monate ago

Answered
'For ' loop for every day for one minut fequency sea level data
Your problem seems to be the selection of data to calculate min and max values. The code below should help you on your way. Con...

8 Monate ago | 1

| accepted

Solved


Five steps to enlightenment
This problem asks you to identify valid variations of the famous <https://en.wikipedia.org/wiki/Sum_and_Product_Puzzle sum and p...

10 Monate ago

Answered
Curve fitting with an integral involved
function theta = Gil data = [ 0.5 1 1.1 0.83 1.6 0.74 2.2 0.55 2.5 ...

10 Monate ago | 3

| accepted

Answered
I am creating a date file using the following script, i want it to print DATES[] in the file my_dates.txt but it's only printing one date which is 2.0171e+09, that is when i type A(1,1)...i pleading for help?
The problem with your file is that you overwrite your Date_num value whenever you calculate a new one. Your DATA variable has n...

10 Monate ago | 0

| accepted

Solved


The sliding puzzle: 15
If you are unfamiliar with the sliding puzzle, enter the command _fifteen_ in your MATLAB command window (or search online, of c...

10 Monate ago

Solved


Pandigital Multiples of 11 (based on Project Euler 491)
A "Pandigital number of order X" is one that contains all of the numbers from 0 to X, but with no leading zeroes. If X>9, the cy...

11 Monate ago

Solved


Joining Ranges
You are given a n-by-2 matrix. Each row represents a numeric range, e.g. x = [0 5; 10 3; 20 15; 16 19; 25 25] contains...

11 Monate ago

Solved


Longest run of consecutive numbers
Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

11 Monate ago

Answered
How to determine the centroid of this fan(triangle) where the coordinates of one of the vertices is only known and the distance is also known?
In my comment there was a typo in the expression for the centroid. A factor of 1/3 was missing. Sorry about that. Here is a ...

11 Monate ago | 0

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