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Christopher McCausland


Last seen: Today |  2019년부터 활동

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Overcoming VRAM limitations on Nvidia A100
I have access to a cluster with several Nvidia A100 40GB GPU's. I am training a deep learning network on these GPU's, however us...

3개월 전 | 답변 수: 1 | 0

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Fortran compiler for R2022B
Hi Jason, I am not sure if this will help, however the Intel® Fortran Compiler Classic and Intel® Fortran Compiler can be downl...

3개월 전 | 0

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Deep learning with partitionable datastores on a cluster
Hello, I have a data store which contains 1000 .mat files. Each file contains a X*4 table which has the following format (see a...

3개월 전 | 답변 수: 1 | 1

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gradCAM() unclear error message
Hi, I am trying to use the gradCAM() function on my own data (attached). when I run the following command; map = gradCAM(net,...

4개월 전 | 답변 수: 1 | 0

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Un-concatenate a vector to a matrix
Hi Andrew, Reshape() can be a good choice for doing so. Christopher

4개월 전 | 1

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Tall cell arrays with confusionchart()
Hi, I have trained a deep learning model on a datastore. The datastore is split into three subsets; train, test and validate. ...

4개월 전 | 답변 수: 1 | 0

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Divide annual timeseries to monthly ones
Hi Ancalogon, Having a look at the documentation here; you can just replace hourly with any timestep such as: Time Step 'year...

5개월 전 | 0

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Cluster multi-gpu training Error: Current pool is not local.
Hello, I am trying to scale up onto a multi-gpu cluster for deep learing. I can run the model on a single GPU on the cluster wi...

5개월 전 | 답변 수: 1 | 0

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Erolling students to Matlab Grader
Hi Branislav, In addition to checking spam, you may also need your school/University IT deparment to add the @mathworks.com ema...

5개월 전 | 0

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trainNetwork: Cell labels with file/signal data stores
Hi, I have a datastore which consists of ~1000 files. Each file is c*2 cell array, where c represents a number of events of ...

5개월 전 | 답변 수: 0 | 0

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Given below is the code for a radiated electric field as a function of time. I need to take its Fourier transform.
Hi Jasmine, You can use the inbuilt fft() function. Documentation is here. Christopher

5개월 전 | 1

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How can I test the network I've trained?
Hi Ferhat, If you have trained the model it will save to your workspace as a fancy variable 'model'. You can use this to then...

5개월 전 | 0

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Parallel sever: Request GPU via SLURM
Hello, I have access to an HPC and have been running CPU based code on it for some time now with help from the mathworks team....

6개월 전 | 답변 수: 1 | 0

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License my account with this educational email account.
Hi Nazmul, I think you should still be okay, you can tie your academic email to the campus license programme here. If that do...

9개월 전 | 0

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Box counting method in a tif image
Hi Arlete, If you could share the image that would be great. Having a look at your code the ~ will turn 'c' into a logical ar...

10개월 전 | 0

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Datatype duration midnight roll over
Hello, I have a table with a series of categorical events and associated timestamp (duration datatype) at which these events ha...

10개월 전 | 답변 수: 2 | 0

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From audio signal to mean of frequency responses
Hi Julia, A butterworth filter can be applied with the butter() command as detailed in the documentation. A more intuative app...

11개월 전 | 1

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how to open st file
Hi Anastasis, Can I ask what you are working on, I am researching a very similar topic and its always good to chat! In terms o...

11개월 전 | 0

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Importing a table as (:,1) timedate (:,2) categorical
Hi there, I have used the import functionality in the past without issue, I am currently trying to import a .txt file which con...

12개월 전 | 답변 수: 1 | 0

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Remove a set of intervals from an array
Hi Ciara, There are a couple of diffrent ways to do this, as always it depends on speed vs. understanding. A very understandabl...

12개월 전 | 0

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Parrellel server dir() for files local to the server
Hello, I wish to move computation from a local machine with .m files stored locally to a parrellel compute server with the .m ...

대략 1년 전 | 답변 수: 1 | 0

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I want to include a variable in my figure title when I save to a directory.
Hi Sandra, Yes this is possiable, you can either use strcat() to 'build' the title string first or just use title(), it'll look...

대략 1년 전 | 0

문제를 풀었습니다


add one to x

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How to add noise in [0 2] interval to an elements of an array randomly?
Hi Ayberk, Have you tried awgn(r1)? r1Gaus = awgn(r1); Kind regards, Christopher

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How can i add variable load to my source
Hi Srikanth, If you want this model to run with respect to time you should inlude a 'clock' block. To get the loads to turn o...

대략 1년 전 | 0

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How to create readable decision trees
Hi Awais, I had a similar problem with Markov chains recently. I ended up using digrapgh() to solve the problem, that being sai...

대략 1년 전 | 0

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pcolor - Numeric Ruler -> limits and scale commands
Hi, I have a cwt figure plotted with pcolor. I can open the property inspector on the figure and manually change the "Scale" pr...

대략 1년 전 | 답변 수: 1 | 0

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Can I add a toolbox to a pre-R2022a installation via the Add-On Manager?
Hi Will, As far as I am aware you still should be able to get the PCT from the add-on manager via the "Install button". Have yo...

대략 1년 전 | 0

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Fixed node locations using graphplot() with Markov chains
Hi, I have developed a few lines of code to generate markov chains from a transition vector ('stagesVec'). The code works well...

1년 초과 전 | 답변 수: 1 | 0

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Finding formants in speech signal
I Piesioslaw, To recalculate your axis have a look at my example below; % Compute a 1024 point fft for my signal ecgcleanNoDC...

1년 초과 전 | 0

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