Neil Caithness

University of Oxford

Attivo dal 2011

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Professional Interests: unsupervised machine learning, anomaly detection, phylogenomics

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2 Problemi
115 Soluzioni

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Domanda

Compiled application only runs on the compiling machine
I have a strange situation where an application compiled on machine #1 only runs on #1 and not on #2. If I compile on #2, it the...

quasi 8 anni fa | 1 risposta | 0

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how to access mongoDB from Matlab
Using version 3.4.2 of the Java driver I have success with this: MongoDB Atlas instances will tell you the properly formatted...

quasi 8 anni fa | 0

| accettato

Risolto

Back to basics 22 - Rotate a matrix
Covering some basic topics I haven't seen elsewhere on Cody. Rotate the input matrix 90 degrees counterclockwise (e.g. [1 2; ...

circa 8 anni fa

Risolto

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

circa 8 anni fa

Risolto

Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

circa 8 anni fa

Domanda

Compiling an application to run in the Windows system tray
I've been using the GUI Layouts Toolbox for a few years and find it a really great tool. Now I want to compile an application wr...

quasi 9 anni fa | 0 risposte | 0

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Domanda

Does the Database Toolbox support sql numeric ARRAY data types?
Can anyone confirm inserting a matlab array into a database ARRAY field. I've not been able to do this with datainsert. I have d...

circa 9 anni fa | 0 risposte | 1

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Real time classification problem
You could try building a neural net classifier, but there are lots of variations to try and you need to work at it. Here is a...

oltre 9 anni fa | 1

| accettato

Domanda

How to avoid duplicate records when using datainsert?
datainsert fails when it encounters any duplicate records. Is there a way to specify it should just skip the duplicates, perhaps...

oltre 9 anni fa | 1 risposta | 0

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Domanda

Any idea why there is a duplication in the exported model generated code for the Classification Learner App R2015b?
I've just been looking at the new generated code for exported models in the Classification Learner App for R2015b. There is a...

oltre 9 anni fa | 0 risposte | 0

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Domanda

How to use event listners for notifications sent from parfeval functions?
Is it possible to trigger a notify event from a parfeval function with a listner in the calling client? So far my experiments wi...

quasi 10 anni fa | 1 risposta | 0

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Setting callbacks to respond to incoming messages on a LightStreamer channel.
This is somewhat like having a conversation with myself (it happens). Anyway, as I started I'll continue. It turns out not to be...

quasi 10 anni fa | 0

| accettato

Domanda

Setting callbacks to respond to incoming messages on a LightStreamer channel.
I want to read an open channel from <http://www.lightstreamer.com/ LightStreamer>, in particular the LightStreamer service from ...

quasi 10 anni fa | 1 risposta | 0

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[ANSWERED] Converting .txt file from an URL to a matrix
|textscan| will do a nice job too with slightly different behaviour. s = urlread('http://asc.di.fct.unl.pt/ice/TP1/Aluminio...

quasi 10 anni fa | 1

Risposto
how can I separate data randomly ?
Make a random permutation vector. k = randperm(size(data,1)); then dados_treinamento = data (k(1: 100), :) dados...

quasi 10 anni fa | 1

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need help with warning
From the latest release notes: Assigning Structures to Nonstructures Because of a bug, previous releases of MATLAB have al...

circa 10 anni fa | 0

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Back to the future
See test suite See also: http://www.mathworks.com/matlabcentral/cody/problems/2449-back-to-the-future-ii

oltre 10 anni fa

Risolto

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

oltre 10 anni fa

Risolto

Append two matrix as shown below example
Append two matrix as shown below example A=[1 2; 3 4] and B=[5 6;7 8] Answer must be 1 2 5 6 3...

oltre 10 anni fa

Risolto

Convert String to Morse Code
Convert a given string to international <http://en.wikipedia.org/wiki/Morse_code Morse Code> * Strings will only have [A-z], ...

oltre 10 anni fa

Risolto

Find 100 from a Matrix and Replace With 0 with less computation time
pls use this matrix x = [208 40 167 180 112 70 192 215 90 19 231 100 9 100 97 100 ...

oltre 10 anni fa

Risolto

Remove white space from the string
Remove the white spaces (trailing and leading) from the input variable

oltre 10 anni fa

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Will there be a new leader?
Simply answer the title.

oltre 10 anni fa

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Genome decoding
Inspired by a question on the answer forum: You are given a matrix of 8-bit integers which encodes a genome. Each integer can...

oltre 10 anni fa

Risolto

Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

oltre 10 anni fa

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Initialize a varible with an integer value from a another variable which is assigned with a character value.
Initialize a varible with an integer value from a another variable which is assigned with a character value. ex: Test = 'c'...

oltre 10 anni fa

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Altitude of locations on the earth
Find the altitude of a location on the earth, given latitude and longitude coordinates, above mean sea level. Input__________...

oltre 10 anni fa

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Self-Description
This is a simplified version of the <http://xkcd.com/688/ *xkcd comic* by the same name>. Simply return the angle (in degrees...

oltre 10 anni fa

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Calculate the h-index
H-index is a powerful tool for quantifying the scientific contribution of a researcher. H-index is defined as follows (source - ...

oltre 10 anni fa

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Pizza value using expression with parentheses
Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...

quasi 11 anni fa

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