Community Profile # Rob Purser

### MathWorks

Last seen: Today Active since 2011

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Climate Data Store Toolbox for MATLAB
MATLAB(R) Tools to access the Climate Data Store (https://cds.climate.copernicus.eu/) Building a Word Cloud app
There is now a wordcloud function in MATLAB starting in R2017b: sonnets = fileread("sonnets.txt"); wordcloud(sonnets)

environ 2 ans ago | 0

| accepted

Channel

Daily Temperature Stats, Natick MA
High, Low, Mean, Median for each day from Natick Weather Station channel 12397

environ 3 ans ago

I have to create a matrix using only zeros, ones and eye
A = eye(5); A(1,:) = ones(1,5);

plus de 3 ans ago | 0

Average minutes dataset to 10 minutes dataset.
Check out the <https://www.mathworks.com/help/matlab/ref/retime.html retime> function in MATLAB that was introduced in R2016b.

environ 5 ans ago | 0

Submitted

Read a National Instruments USB-TC01 single channel Thermometer in MATLAB
Read a National Instruments USB-TC01 single channel thermometer from MATLAB®

Channel

Car Counter 15 minute counts

presque 6 ans ago

DC Motor Arduino Matlab
MATLAB Arduino supports the PWM (Pulse Width Modulation) mode on various digital pins. Check out this video: <http://www.mat...

plus de 6 ans ago | 0

Element-wise multiplication of duration and double array
The result of the |<http://www.mathworks.com/help/matlab/matlab_prog/compute-elapsed-time.html diff>| on |dispt| (which I assume...

plus de 6 ans ago | 0

convert char to double
Assuming you're in R2014b or later: Recreate your data data = ['19-Jan-2015 11:30:00.000 11.8950011 1.7625011 ...

plus de 6 ans ago | 0

Simulink Hardware Support Package for Arduino [Thingspeak Write and r2014a version]
Support was added in R2014b. -Rob Purser

plus de 6 ans ago | 0

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Cheerlights Analysis

presque 7 ans ago

Channel

MathWorks Weather Station Visualizations
Visualizations associated with MathWorks Weather Station

presque 7 ans ago

Solved

Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

environ 7 ans ago

Channel

Growing Degree Days - Natick, MA
Growing Degree Days for Natick, MA, based on the weather data from channel 12397. See https://en.wikipedia.org/wiki/Growing_deg...

environ 7 ans ago

Solved

Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

environ 7 ans ago

Solved

Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

environ 7 ans ago

Solved

Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

environ 7 ans ago

Solved

Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

environ 7 ans ago

32 bit MATLAB on 64 bit Windows is not picking up my MCC device
Running 32-bit MATLAB on 64-bit Windows is a supported configuration as-of R2010b. In R2010a and earlier, this configuration is ...

environ 8 ans ago | 2

| accepted

Matlab Support package for SensorDAQ and Thermocouple.
Hi, Are you using the <http://www.mathworks.com/matlabcentral/fileexchange/32636-matlab-support-package-for-vernier-sensordaq...

plus de 8 ans ago | 1

Channel

Fun with Arduino
Example channels from Fun with Arduino course

presque 9 ans ago

Solved

Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

environ 10 ans ago

Solved

The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

environ 10 ans ago

Solved

How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

environ 10 ans ago

Solved

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

environ 10 ans ago

Solved

Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

environ 10 ans ago

Solved

Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

environ 10 ans ago

Solved

Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

environ 10 ans ago

Solved

Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

environ 10 ans ago