Prateek Rai
MathWorks
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I am a Associate Application Support Engineer at MathWorks. My major responsibilities are Image Processing, Lidar Processing and Deep Learning at MathWorks
DISCLAIMER: Any advice or opinions here are my own, and in no way reflect that of MathWorks.
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20 of your answers have been accepted
Awarded to Prateek Rai on 26 Nov 2021
Solve all the problems in Introduction to MATLAB problem group
Awarded to Prateek Rai on 28 Oct 2021
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Contribute at least one answer each month for 3 consecutive months
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Feeds
Why is it so slow to draw a figure in Matlab?
Hi, To my understanding, you are attempting to draw function curves with a parameter whose value depends on a slide bar. Here ...
casi 2 años hace | 0
How to see the number of parameters and effective parameters on a neural network trained with trainbr?
Hi, To my understanding, you are training TDNN neural networks using 'trainbr' and want to know more about the network. 'train...
casi 2 años hace | 0
Feed Forward Recurrent Neural Network: Use output of Iteration 1 as Input for Iteration2
Hi, You can use "feedforwardnet" function to generate feedforward neural network. Along with it, you can use "layrecnet" functi...
alrededor de 2 años hace | 0
overfiitting during CNN training
Hi, You can try specifying different training options for training the deep learning neural network. Refer to trainingOptions M...
alrededor de 2 años hace | 0
| aceptada
Output doesn't seem right
Hi, The output does not seem right because you are mixing 2 things together. In the line 41 and line 42 of your code you are do...
alrededor de 2 años hace | 0
How do I pre-process and process non-image data for Deeplearning?
Hi, You can refer to "Signal Processing Applications" section of the following Preprocess Data for Domain-Specific Deep Learni...
alrededor de 2 años hace | 0
I can't install simscape multibody link
Hi, Refer to the following MATLAB Answer: Simscape Multibody installation error to know more about possible workaround for solv...
alrededor de 2 años hace | 0
Can anyone help me with this?
Hi, You can refer to following MATLAB Answer on How do I resolve a MATLAB installer fail with an error related to a lxe_win64 o...
alrededor de 2 años hace | 0
save m.file as PDF
Hi, To my understanding, you want to save multiple figures in pdf. You can use "exportgraphics" function to save plots/figures...
alrededor de 2 años hace | 1
My network is returning both 100 percent training and validation. What seems to be the issue?
To my understanding, you are trying to train the network and the network is returning both 100 percent training and validation. ...
alrededor de 2 años hace | 0
Matlab is not recognizing that two floats are equal although Workspace shows they are
You can refer to following MATLAB Answers on Why two equal numbers are not equal? to get more idea on why MATLAB is not recogniz...
alrededor de 2 años hace | 0
Unable to perform assignment because the left and right sides have a different number of elements.
To my understanding, you want to plot w, Pc and F as functions of time follwing an interactive process. You are getting an erro...
alrededor de 2 años hace | 0
| aceptada
how to train LSTM with single input and two outputs?
To my understanding, you want to train LSTM with two outputs. You can refer to MATLAB Answer on LSTM Example for Multi input an...
alrededor de 2 años hace | 0
Training Network stopping automatically after 3 iteration without showing any error.
Hi, Training of the network stopped because training loss is NaN. This implies that the predictions using the output network mi...
alrededor de 2 años hace | 0
Using solve command, to solve user defined function
Hi, You can use "syms" to create symbolic function with four arguments: syms f(a,b,c,d) here, f is abstract symbolic functi...
alrededor de 2 años hace | 0
converting classification network to fully convolutional with arbitrary sized image
Hi, One possible workaround could be that you can first use the whole image and find the potential patches of size 32x32x3 wher...
más de 2 años hace | 0
hi there can anyone help me, i have problem in reading the excel file using the csvread command
Hi, Using "csvread" to read comma-separated value (CSV) file is not recommended.Use "readmatrix" instead. You can refer to rea...
más de 2 años hace | 0
question about R-CNN stop sign detection
Hi, (1) First part So we first loaded the ground truth and displayed the summary using: % Load the ground truth data data =...
más de 2 años hace | 1
| aceptada
CNN, resnet50 - plot accuracy
Hi, There are 2 facts about the code which is important to note: (1) Since, your dataset is big that is why it is taking more ...
más de 2 años hace | 0
| aceptada
how to make pictures in subplot to same size?
Hi, You can refer to the following MATLAB Answer post on "How to plot all images to same size in subplot" to get more idea.
más de 2 años hace | 0
plot in same graph from a loop
Hi, You can try "hold on" to retain current plot when adding new plot. Refer to hold MathWorks documentation page to learn mor...
más de 2 años hace | 0
How to plot the complete data in a structure
Hi, You can try "hold on" to retain current plot when adding new plot. The code will look like: figure for m = 1 : 9 ho...
más de 2 años hace | 0
| aceptada
Double loop sort and group results in one matrix
Hi, A possible workaround to solve the problem could be: Z = zeros(100,100); L = length(X); for i=1:L for j=1:L ...
más de 2 años hace | 0
Was doing some MATLAB homework and couldn't get a graph to come up just a table was looking for some help.
Hi, You can use the "figure" function before "plot" to create a figure window for your graph. Your code will look like: figu...
más de 2 años hace | 0
Neural Network: Which patterns of the TrainSet does my network ACTUALLY train with?
Hi, First of all, 1000 epochs do not mean that only 1000 patterns are used to update the weights. 1 epoch completes when all ...
más de 2 años hace | 0
How to set up a repeating series of terms
To my understanding, you want to set up a repeating series of terms so that, Xt = [ones(t-h+1,1), Lt*yt, Lt^2*yt, ... Lt^...
más de 2 años hace | 0
Classification neural network - single image or datastore
To my understanding, you are using two methods that ideally should yield the same result but on implementation getting different...
más de 2 años hace | 0
why I get error in scalar portion?
Hi, You should first check for the scalar portion and then for other conditions. Additionaly, you should also check for: if n...
más de 2 años hace | 0
the thomas algorithm for non linear equation in MATLAB
To my understanding, you want to understand the thomas algorithm to use it in non linear equation. You can refer to Tridiagonal...
más de 2 años hace | 0
R2021b - code folding in switch/case not fully available
Hi Gabriele, The case folding wasn't removed intentionally. MATLAB has switched to a new editor from R2021b and so, it has a ne...
más de 2 años hace | 2
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