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Pappu Murthy


Last seen: ungefär ett år ago |  Active since 2014

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Professional Interests: signal processing

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Question


How to control the font of Contour "ShowText" option?
I am generating 2-D contour filled plot using the function "contourf". Further I specify levels and mark the levels with "ShowTe...

mer än ett år ago | 3 answers | 0

3

answers

Question


Deep Neural LSTM Network Issues
I am training a Deep Neural Net with a regression layer in the end. I have 20 inputs and a sequence of output with 10 steps. I ...

ungefär 2 år ago | 1 answer | 0

1

answer

Question


What does this Digital filter actually do? and what is it called?
I am using a filter defined by Matrix [1 1 1 1 1;1 2 2 2 1; 1 2 4 2 1; 1 2 2 2 1; 1 1 1 1 1]; on a 2 D image with filter2. I...

mer än 2 år ago | 1 answer | 0

1

answer

Question


What is ICMFrequency? and How do you specify it?
I came across with an issue while fitting ecdf function for a large dataset (>700 ). When I specify the NameValue parameter "ICM...

mer än 2 år ago | 1 answer | 0

1

answer

Question


Empirical CDF with data containing left censored, exact and right censored failures.
My data consists of left censored, exact failures and right censored points. I am trying ecdf by considering data in two differe...

mer än 2 år ago | 1 answer | 0

1

answer

Question


Sobol First order and total sensitivities
I have 19 input variables and two outputs. I am focusing on one at a time. I have a closed form model flike Y = F(x1, x2, x3.......

mer än 2 år ago | 0 answers | 0

0

answers

Question


Deep Neural Net for Regression
I am training a NN with 19 inputs and two outputs. I have 1000 random observations, and I am using the first 800 for training, t...

nästan 3 år ago | 1 answer | 0

1

answer

Question


Need to find "Knees" in Stress Strain curves where slope change abruptly
I have stress strain curve which is basically peicewise linear. I need to find everytime there is a sudden change in the slope, ...

nästan 3 år ago | 1 answer | 0

1

answer

Question


how to use betafit for a data that is outside the range of 0 to 1.?
I have numbers between 10 to 20. If I try to use betafit it refuses to fit because the range is not from 0 to 1. If I have numbe...

nästan 3 år ago | 1 answer | 0

1

answer

Question


How to test montonousness of X Y data
I have sets of XY data with anywhere from 1 to 10 elements in it. I need to check whether x vs y is montonously increasing or no...

nästan 3 år ago | 1 answer | 0

1

answer

Question


Adding text programmatically to a figure
I have a figure with several subplots in it. I want to place a textbox with some text init which belongs to the entire figure. H...

nästan 3 år ago | 2 answers | 0

2

answers

Question


I am struggling a lot in my NN project
I have 20 inputs and one output. I am trying to train using the Deepnetwork work flow. I tried several combinations of hidden la...

nästan 3 år ago | 1 answer | 0

1

answer

Question


writecell command is not working.
When trying to write cell with only entity it does not work. if I have more than one entity it works fine. For e.g. Hdr1 = {'T...

nästan 3 år ago | 1 answer | 0

1

answer

Question


feedforward net for regression.
I have 1000 sets of data. each set consists of 4 input variables and one output variable. Variables 1, 2, and 3 remain same but ...

ungefär 3 år ago | 1 answer | 0

1

answer

Question


Global sensitivity analysis with Input and output data only
I have a Matrix of input variables that were drawn from uniform distribution with in a specified range. My matrix is like [10000...

ungefär 3 år ago | 1 answer | 0

1

answer

Question


I want to stop, check and restart an ongoing feedforward neural net.
Suppose i am training a network with net = train(net,x,t) where x inputs, and t targets. let us say I want to check how well th...

mer än 3 år ago | 1 answer | 0

1

answer

Question


How to center Column names in table
I use the uiStyle to make all my table entries to whichever type allignment I desire but the column names always seem to be left...

mer än 3 år ago | 1 answer | 0

1

answer

Answered
Stand alone executable using mlapp file
I found the answer. I had name syntax wrong. I had spaces in between which it didn't like. So I replaced the spaces with Undersc...

mer än 3 år ago | 0

| accepted

Question


Stand alone executable using mlapp file
I have created an App using the app designer. I am trying to compile. I created a project and specified all the relevant detail...

mer än 3 år ago | 2 answers | 0

2

answers

Question


Matlab barchart question.
I get this strange error (screen shot attached) when I save the figure as ".emf", or ".bmp" but no error at all when I tried to ...

mer än 3 år ago | 2 answers | 0

2

answers

Question


NeuralNET with Categorical Variables.
I am trying to train a NN with a set number of Input variables, say "n", and a set of outputs say "m". I have two categories 1 a...

mer än 3 år ago | 0 answers | 0

0

answers

Question


Neural Net training function parameters
I am trying to use the algorithm trainbr for my feedforward neural net and trying to set up max number of epochs to 5000, using ...

mer än 3 år ago | 1 answer | 0

1

answer

Question


How to add the "Plottools" icon to plot control ribbon.
Whenever I create a plot, it used to have on top left corner a ribbon with icons, one of which is "plottools" when I click it th...

mer än 3 år ago | 1 answer | 0

1

answer

Question


Location of centers of Circular regions
I have a square region digitized to 40x40 grid. Each cell is denoted either by 1 or by 2. The 1's show circular regions for whic...

mer än 3 år ago | 2 answers | 0

2

answers

Question


Heat Map Cell values display
I noticed the cell values are displayed with arbitrary size and with 'normal' fontweight. I wonder whether one can choose, the ...

mer än 3 år ago | 1 answer | 0

1

answer

Question


Display format of numbers shown
I have generated heatmap of 7x7 cells. It shows some floating point numbers on each square like 0.0123 and so on. There are 4 d...

mer än 3 år ago | 1 answer | 0

1

answer

Question


How to find what settings "tsne" is using when I do not specify any Name Value pairs as options?
If I use tsne with out any Name Value pair options, is there a way to find what parameters the code is using internally? Is ther...

ungefär 4 år ago | 1 answer | 0

1

answer

Question


Mixed data types in a Table
I have an app developed using app Designer. I have a table with 5 rows and 3 columns. These are usually double type and my numb...

mer än 4 år ago | 1 answer | 0

1

answer

Question


How to eliminate Repeated NaNs in a array?
I have two vectors X, and Y; both will have NaNs present in them. If X has a NaN, Y will have a NaN as well at the same locatio...

ungefär 5 år ago | 1 answer | 0

1

answer

Question


How to use format spec to read in Textscan?
I have a string '-2.554-4'. This when I read using textscan I get two numbers -2.554 and -4. However it should be actually -2.55...

ungefär 5 år ago | 1 answer | 0

1

answer

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