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Anand Ra


Last seen: 1 day ago Active since 2021

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How to fix the Frame size error when creating a video.?
Hello Requesting help to fix the error encountered during the video creation. Trying to generate a video by varying one para...

5 months ago | 1 answer | 0

1

answer

Question


Plot: How to reflect a curve and multiply by another curve to produce 3d plot.
Hello, I am looking to reflect a curve that I have generated (see below for reference) about y=50 ( a vertical line) Result...

5 months ago | 1 answer | 0

1

answer

Question


How CT projection image and intensity plot are related?
Hello I am looking to interpret the CT projection image and I am lacking basics. From my X-ray system: I have one CT projec...

5 months ago | 0 answers | 0

0

answers

Question


How to efficiently perform Fminsearch fitting
Hello I am looking to make the below code efficient. So that I can update when required. Right now its clunky and I findi it di...

5 months ago | 1 answer | 0

1

answer

Question


Perform fminsearch to find the best value for the variable in a model
Hello I trying to fit data set into a model to predict the best value of a variable using fminsearch. I am getting a couple of...

5 months ago | 3 answers | 0

3

answers

Question


How to do Fminsearch- Curve fitting
I am trying to perfrom Fminsearch to fit the image intensity decaying data points to the wave propogation model , to determine c...

5 months ago | 1 answer | 0

1

answer

Question


Find image intensity and perform fitting - fminsearch
Hello, I am looking to: 1. Extract intensity along the length of the medium ( xray scan) ( Not sure how) 2. Plot the int...

5 months ago | 1 answer | 0

1

answer

Question


How to save unint16 class as tiff image.
Hello I have 36 tiff images ( CT scans) : Imported them and store in a cell array :C I stacked row slices of each image to ...

5 months ago | 1 answer | 0

1

answer

Question


Image stacking. Generate Sinogram and apply inverse radon transform
Hello I am trying to create sinogram by stacking of parallel images of CT scan projections and apply inverse radon transform to...

5 months ago | 0 answers | 0

0

answers

Question


Direction field and slope field- quiver
Looking for some help to generate slope field for the below differential equation % dN/dt = (b − a ln(N))N [N,t]=meshgrid(0...

10 months ago | 1 answer | 0

1

answer

Question


Minimization and Optimization. Minimize output by optimizing inputs
Hello Trying to minimize the output by finding the optimium input values. I am unable to construct the minimization part of the...

12 months ago | 1 answer | 0

1

answer

Question


Optimization to minimize output
Hello, I am trying to optimize the lengths to minimize the power ( details in the code) I am unable to proceed with the opti...

12 months ago | 1 answer | 0

1

answer

Question


Optimization: Optimize multiple input variables to minimize the output
Hello I am looking to optimize multiple input variables to minimize the output using fminsearch. Clearly, I am doing it ...

12 months ago | 1 answer | 0

1

answer

Question


Curve fitting and convergence to estimate two coefficients
Hello Question Objective: I am looking to employ curve fiting and convergence to estimate two coefficients in my model equat...

1 year ago | 6 answers | 0

6

answers

Question


Goodness of fit , residual plot for fminbnd fitting
I have the data fitting using fminbnd solver. I am wondering how to evaluate the goodness of the fit and obtain residual plots. ...

1 year ago | 1 answer | 0

1

answer

Question


Extrapolation: How do I extrapolate a curve with minimum error.
I would like to extrapolate the following data set in the interval of 300 seconds, assuming it reaches equilibrium ( =1) after 3...

1 year ago | 2 answers | 0

2

answers

Question


Unable to data fitting with Lsqnonlin and estimate the coefficient. Need help fitting the data.
I am unable to get a good fit. I have to keep guessing the initial assumption d0 to manually get the better fit. Can I please ge...

1 year ago | 1 answer | 0

1

answer

Question


how to perform data fit like excel? and plot
I have observed array of data ( y_obs) and predicted data (y_pred) Predicted data is obtained from an equation How do I fit th...

1 year ago | 1 answer | 0

1

answer

Question


Lsqnonlin to determine coefficient
I am looking to fit data to a complex equation using lsqnonlin solver. I am not sure where I am going wrong. I keep getting a re...

1 year ago | 0 answers | 0

0

answers