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Shashank Gupta

MathWorks

Last seen: más de 3 años hace |  Con actividad desde 2019

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I am an Application software engineer at Mathworks.
my area of interest includes soft computing algorithm, application of deep learning especially in medical imaging. Image and Video processing.

Disclaimer: Any opinion here are my own and in no way reflect that of Mathworks

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  • 6 Month Streak
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Respondida
vpasolve/solve not returning all answers
Hi Daniel, I see the equation contain exponential terms. There is no way to ask for more than one solution when the input to vp...

más de 3 años hace | 0

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To Apply 2D sliding window on data to calculate doppler parameter rapidly
Hi Amjad, There are many things, I don't understand in the code. First line defining the variable "img" seems odd because the w...

más de 3 años hace | 0

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Using Contrast Limited Adaptive Histograph Equalization for data augmentation
Hi, I see you want to use CLAHE as one of the data augmentation technique, you can simply add the adapthisteq function in the a...

más de 3 años hace | 0

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Hello everyone. I would like to ask that how to use for loop statement to import. Mat file.Thanks a lot.
Hi Wesley, You can use dir function to list down all mat files and then use load function to load the mat file in workspace. Be...

más de 3 años hace | 0

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How to get prediction scores from exported Classification model
Hi, The ability to export figures from the Classification Learner App is not available in the Statistics and Machine Learning T...

más de 3 años hace | 0

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The results of my training in Matlab and artificial intelligence are far from each other. What should I do?
Hi Mert, The function newff is obsoleted. In order to create a feedforward network, you can use some other function like feedfo...

más de 3 años hace | 0

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how is YMSE calculated
Hi, forecast function explicitly does not return the error matrix, The function forecasts the output of an identified time seri...

más de 3 años hace | 1

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MATLAB supported LIDAR devices
Hi Mark, As far as hardware is concerned MATLAB only support Velodyne lidar sensors and this link shows the supported sensor un...

más de 3 años hace | 0

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Can the classifcation learner app and regression apps be used with sequential data?
Hi Christopher, Classification and regression learner APP does not take cell array as input, thus its not trivial to do a class...

más de 3 años hace | 0

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how to classify the leukocytes(WBC) using CNN
Hi Keerthi, As far as I understood, you want to use CNN to classify the different WBCs, How about you start with this example l...

más de 3 años hace | 0

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output of neural network changes
Hi, It won't be necessarily identical, since you are dealing with LSTM network which means the testing data is sequencial in na...

más de 3 años hace | 0

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Why is there only one p-Value for the friedman test although it's a two way design
Hi Jonas, Friedman test in MATLAB as you pointed out give only one p-value which is associated with the column effect. Friedman...

más de 3 años hace | 1

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Model from data and optimization
Hi Juan, Seems like a prediction model, you can use any neural network framework that fits your data appropriately and used th...

más de 3 años hace | 0

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Fzero: Index exceeds array elements (1)
Hi Agra, Looking at the setup of the problem, it seems like you are trying to find out the value of 2 variable. I think fzero f...

más de 3 años hace | 0

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Pearson correlation coefficient between 2 images
Hi Ankur, Simplest way to understand/execute the PCC is to check up the source code of the inbuild function "corrcoef" or if yo...

más de 3 años hace | 0

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eqn = sym() not working
Hi Aric, As the error message says, the function "sym" does not support a character array or a string, if you want to convert s...

más de 3 años hace | 0

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I want highest possible accuracy in my Training network
Hi, I haven't tried training your data, but I can give you suggestion on how to improve the accuracy, It generally takes time t...

más de 3 años hace | 0

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Array indices must be positive integers or logical values in facial detection
Hi Evan, I think you got confused in defining a facedetector. Check out the following code, this might help you. faceDetector ...

más de 3 años hace | 0

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Adding Dropout to narxnet
Hi Andriy, There are some workaround to add a dropout in narxnet, you can add the dropout by defining a custom transfer functio...

más de 3 años hace | 0

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Auido fingerprinting like Shazam
Hi, As of now MATLAB doesn't have an explicit function or example to showcase audio fingerprinting. With a quick search I found...

más de 3 años hace | 0

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Using fmincon and multistart to fit parameters of an ODE
Hi Alistair, Have you tried some other global optimisation techniques such as GlobalSearch or Genetic algorithm, Check out this...

más de 3 años hace | 0

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solving for parameters which make f(x1,y1,z1)=f(x2,y2,z2)=f(x3,y3,z3)...etc, given equation f(x,y,z) is known and x,y,z are experimental values.
Hi Sean, I think the best way to approach this problem is to convert them into a matrix form and depending upon the linearity o...

más de 3 años hace | 1

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How to Decompose Time Series Data into Trend and Seasonality?
Hi Carolina, MATLAB as of now does not have an explicite function for decomposition of time series data. But there are workarou...

más de 3 años hace | 0

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Neuron Network Training - lstm network - record sounds by microphone
Hi Raz, It looks like an underfitting problem. By the first look of your results, it seems the model is not able to train the d...

más de 3 años hace | 0

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Machine learning methods to segment cells
Hi, There are many good segmentation algorithm available which you can try. Its hard to point out one. Check out this file exch...

más de 3 años hace | 0

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Spam Word Analysis in text
Hi Arthur, Kmeans is also a good option. But I believe Naive Bayes filter will work better. Check out this function. You can al...

más de 3 años hace | 0

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How to use a .wav file to extract features of speech?
Hi Abraham, Check out extract or mfcc function in MATLAB. It should help you extract important feature for your audio file. I ...

más de 3 años hace | 0

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How to get NaN when txt file is not exist
Hey Benjamin, Check out textscan function, it is useful in the same scenerio as you are interested in. This will help you fill ...

más de 3 años hace | 0

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How to find center (i.e., x and y) of the interference fringes?
Hi, The image which you shared looks like some kind of shock wave. From the first look of the image, I think hard thresholding ...

más de 3 años hace | 0

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Training feedforward neural network
Hi Jente, By my first glance of the code, I can see input is concatenation of transpose of trainSet1 and trainSet2 but output i...

más de 3 años hace | 0

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