Community Profile

# Geoffrey Akien

### Lancaster University

105 total contributions since 2009

Professional Interests: NMR, instrument automation

Contributions in
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Submitted

Jasco Pumps RS232 communicatios
Commands to read and control Jasco pumps via RS232.

Submitted

Eurotherm Modbus RS232 Control
Reads and writes information to Eurotherm controllers via Modbus RTU protocols.

Submitted

CO2gui - lab control and automation
Software used for controlling and data logging lab equipment.

Submitted

Tooltip - GUI modeless feedback
"Tooltip" for displaying unobtrusive modeless feedback to the user.

Submitted

Pans and zooms multiple axes on the same figure, with full control of axes linking.

Submitted

Thar ABPR-20 RS232 communication via handheld emulation
Controls and reads from a Thar ABPR-20, by emulating the handheld controller.

Submitted

Realterm communications suite
Use Realterm the way you can using the MATLAB "serial" commands and instrument control toolbox.

Submitted

Pico Technology PicoLog Recorder data acquisition (DDE)
Retrieves data from a running instance of PicoLog Recorder via DDE.

Solved

Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

3 years ago

Solved

Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.

3 years ago

Solved

Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

3 years ago

Solved

Trimming Spaces
Given a string, remove all leading and trailing spaces (where space is defined as ASCII 32). Input a = ' singular value deco...

3 years ago

Solved

Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

3 years ago

Solved

Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...

3 years ago

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Making change
Given an amount of currency, return a vector of this form: [100 50 20 10 5 2 1 0.5 0.25 0.1 0.05 0.01] Example: Input a = ...

3 years ago

Solved

De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

3 years ago

Solved

Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: \$99,999.99. E...

3 years ago

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Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...

3 years ago

Solved

Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

3 years ago

Solved

Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

3 years ago

Solved

Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

3 years ago

Solved

Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

3 years ago

Solved

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

3 years ago

Solved

Elapsed Time
Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...

3 years ago

Solved

Replace NaNs with the number that appears to its left in the row.
Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...

3 years ago

Solved

Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1

3 years ago

Solved

inner product of two vectors
inner product of two vectors

3 years ago

Solved

Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

3 years ago

Solved

Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

3 years ago

Solved

Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

3 years ago