Community Profile

photo

Raunak Gupta


Last seen: Today

MathWorks

355 2019 年以降の合計貢献数

I am an Application Support Engineer in the EDG Group, The MathWorks.
My Area of Interest are MATLAB, Deep Learning and Image Processing.

DISCLAIMER: Any Advice or opinions here are my own, and in no way reflect that of MathWorks.

Raunak Gupta's バッジ

  • Revival Level 3
  • Knowledgeable Level 4
  • Thankful Level 1
  • 12 Month Streak
  • Pro
  • Introduction to MATLAB Master
  • Community Group Solver
  • Solver
  • First Answer

詳細を表示...

貢献した分野
表示方法

回答済み
Find zeros in one variable and mark it in another one
Hi, Since blinks is a matrix, you need to give both indexes while accessing any row and column. Since that would be the correc...

20日 前 | 0

| 採用済み

回答済み
Recurrent Neural Networks Primer
Hi, There are two ways you can use recurrent neural networks. If you want to use shallow network which have less complexity,...

20日 前 | 0

回答済み
To create a mak for an image
Hi, For generating mask for large amount of data you need to have good amount of labeled data in which you correctly mention t...

24日 前 | 0

回答済み
What Kind of Pre-processing is required for images for transfer learning and training AlexNet?
Hi, There are several preprocessing techniques which can be used for preparing data to pass to a network for transfer learning...

24日 前 | 0

| 採用済み

回答済み
problem using for loop
Hi, Since Corners variable is a matrix, length is probably not the correct function to get the number of elements in particula...

24日 前 | 0

回答済み
Calculation of probality numbers from "matrix/array"
Hi, You can count number of element equal to a particular number in a vector/matrix using nnz and equality condition. For abov...

24日 前 | 1

回答済み
Mathematical model extraction from NARX net?
Hi, The mathematical model will be very complicated for 15 hidden layers and that too for Non-linear modelling that is being d...

26日 前 | 0

回答済み
Size of coeff in PCA example is not correct
Hi, The vector you are seeing in your result is the component wise variance of each principal component. I tried the same exam...

26日 前 | 0

回答済み
Partially labelled semantic segmentation
Hi, Assigning zero class weight to unlabeled pixel will help in removing them from loss calculation during training however wh...

26日 前 | 0

| 採用済み

回答済み
How to replace imageInputLayer with sequenceInputLayer in imported Tensorflow Keras network
Hi Lucas, From the error message it is evident that the inputLayer in your code must contain a valid name (any character array...

26日 前 | 0

| 採用済み

回答済み
xlim and ylim for contourf
Hi, The axis equal command after xlim and ylim squeezes one of the axis limits to fit the figure box into minimum space. This ...

27日 前 | 0

| 採用済み

回答済み
Detecting droplets in an image
Hi, There are two image processing methods that can be useful for doing this. You can use regionprops for finding the connecte...

27日 前 | 0

回答済み
How to change imgae in imageLabelingSession.mat file
Hi, I assume after doing the labeling you have exported the labels as a groundTruth object. The groundTruth object contains th...

27日 前 | 0

回答済み
understanding forecasting code in matlab
Hi, The default method used by the optimoptions mentioned in the code is linprog which is to solve linear programming problems...

27日 前 | 0

回答済み
Solving Maxwell's Equations in a 1D
Hi, I am not sure about a full example on Maxwell’s equation but for the query of gradient, curl and divergence of a vector fi...

27日 前 | 0

回答済み
Data fitting- Fitted coefficient 'fixed at bound'
Hi, The possible Name Value pair you may change is “DiffMinChange” which signifies the minimum change that will happen between...

27日 前 | 0

回答済み
why psd result estimated by fft is related to frequency resolution?
Hi, The power spectral density estimate shown in each T=1,10,100,1000 is correct as it shows a peak around 100 Hz which exactl...

27日 前 | 0

回答済み
Preprocessing EEG and EMG
Hi, These following File Exchange submissions are related to preprocessing EEG and EMG data separately. SSVEP-EEG Signal Pro...

29日 前 | 1

回答済み
Code keeps on running. Neither shows error nor gets executed.
Hi, From the code I see the differential equation after the “set1 over” comment is dependent on variables gln(t) and glc(t). S...

29日 前 | 0

| 採用済み

回答済み
Deep Learning Toolbox MLP
Hi Shathesh, The predict function will return the scores corresponding to each class for a particular test image. So, the high...

約2ヶ月 前 | 0

回答済み
How do I compare two images and find the similarity percentage?
Hi Parth, For finding structural similarity index between two images you can use ssim function. If there is translation and ro...

約2ヶ月 前 | 0

| 採用済み

回答済み
Activations differ with increased number of input.
Hi, I tried to reproduce the same with Example mentioned here which uses Alexnet and MerchData. The percentage error calculate...

約2ヶ月 前 | 0

回答済み
Optimizing percentage split of CNN training/test data
Hi Holly, Since the percentagechange is accurately defined in the code for Bayesian optimization I don’t see any issue there. ...

2ヶ月 前 | 0

回答済み
why is my final validation accuracy much lower than the validation accuracy during training?
Hi, This can happen due to presence of batchNormalizationlayer in the Layer graph. Since in batch normalization layers the mea...

2ヶ月 前 | 0

回答済み
Generate factorized transfer function using expression
Hi, In zpk function you can substitute the zeros, poles and gain value and it will give the desired expression. You may find b...

2ヶ月 前 | 0

回答済み
I want to find cross correlation of two different sequence without using inbuilt xcorr function. It has to be less time consuming than xcorr.
Hi, xcorr has been written very efficiently to have maximum performance in terms of time taken. If you want to look out for an...

2ヶ月 前 | 0

| 採用済み

回答済み
Merging 10 tif files into one in order to get spectral signatures
Hi Melisa, You can read the TIFF files one by one and assign them to a matrix in the 3rd dimension. Since you want to merge th...

2ヶ月 前 | 0

回答済み
how calculate cross correlation without use corr
Hi, As KSSV mentioned, Cross-correlation is one of the submissions on File Exchange which doesn’t uses xcorr for calculating c...

2ヶ月 前 | 0

回答済み
Deep Learning LSTM sequenceInputLayer - Data normalization on Test Data?
Hi Barry, The normalization is applied on every batch of the data that passes through any particular data input layer whether ...

2ヶ月 前 | 1

| 採用済み

回答済み
Adaboost Learning Rate in Matlab Documentation
Hi, The LearnRate option in AdaBoostM1 tells about the learning rate of shrinkage which is essentially the shrink in contribut...

2ヶ月 前 | 0

| 採用済み

Load more