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Sumera Yamin


Last seen: circa un anno fa |  Attivo dal 2018

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Domanda


plotting same values as individual points on x-axis
Hello, I want to plot a data in which x coordinate has multiple point waith same values and i want to keep those values as indi...

circa un anno fa | 1 risposta | 0

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risposta

Domanda


polynomial curve fitting error
Hi i have a simple problem but strange error. am doing a polynomial curve fitting for two column vectors x and y. i use command...

oltre un anno fa | 2 risposte | 0

2

risposte

Domanda


saving image file using imread
Hi i try to save an image file but gets the following error. I could not seem to correct it. Any help is appreciated. imwri...

oltre 3 anni fa | 2 risposte | 0

2

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Domanda


averaging images and subtracting one image from the other
Hi, I have a basic image processing question. I am dealing with two sets of images. Lets say image A (average of 10 image sets) ...

quasi 4 anni fa | 1 risposta | 0

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risposta

Domanda


storing values of for loop in a matrix
Hi, i have a basic problem. i am using nested for loops x and y and calculating variable z. the variable z is over written at ea...

quasi 4 anni fa | 1 risposta | 0

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Risposto
2d scan plot in matlab
what about using pcolor() command? This can also plot the data as i want

quasi 4 anni fa | 0

Domanda


2d scan plot in matlab
Hi, I want to scan over 2 quantities lets say x and y. For every value of x, I scan over a range of y and record value z for ev...

quasi 4 anni fa | 2 risposte | 0

2

risposte

Domanda


change in histogram distributions
Hi, is it possible to flip a histogram around the peak value? I do not want to flip the axis. Just for performing some checks, i...

quasi 4 anni fa | 1 risposta | 0

1

risposta

Domanda


plotting intensity distributions on an image
I have an image and i can calculate sum of intensities along x and y axis using following code. i want to plot the sum of inten...

circa 4 anni fa | 2 risposte | 0

2

risposte

Domanda


plotting plus minus 10% variation of a vector in matlab
Hi, I need some help with plotting. I have plotted two vectors A and B. Now I want to introduce a variation in vector A (10% var...

circa 4 anni fa | 0 risposte | 0

0

risposte

Domanda


markers not getting joined in plot
I came across strange problem in matlab, i did a simple line plot using following code in a loop. i want to draw the line joini...

circa 4 anni fa | 2 risposte | 0

2

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Domanda


running an external program by changing input text file for every iteration in windows.
Hello, i want to run an external program in matlab by changing the value of a certain parameter in the input text file. I want t...

circa 4 anni fa | 1 risposta | 0

1

risposta

Domanda


model for fitting polynomial of degree 3
Hi, i want to use 'fitlm' for fitting polynomial of degree 3. Is there some builtin name for the model? For example, for degree...

oltre 4 anni fa | 1 risposta | 0

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risposta

Domanda


confidence interval for least square fitting
Hi, i have a system of equations of the form Ax=b. with A and b known matrics, i calculates x using least square method. Now i w...

oltre 4 anni fa | 1 risposta | 0

1

risposta

Domanda


computing error on least square fitting
Hi, i slove a system of equations (Ax-b) using least square method. i get an output with x like [2.5; -11.1; 0.8; 0.5]. the stat...

oltre 4 anni fa | 1 risposta | 0

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Risposto
calculating error while averaging multiple images
many thanks for this analyzer, it gives me attached error. Also what is mask and what does clear mask does?

oltre 4 anni fa | 0

Domanda


plotting error bars in both x and y data
Hi, i want to plot data set x vs y. Now i have different error valuses in x and y. I want to plot error in both planes. The comm...

oltre 4 anni fa | 1 risposta | 0

1

risposta

Domanda


calculating error while averaging multiple images
Hi, I have a simple problem and needs guidance. I have 15 image files. I want to calculate the average of these images and calcu...

oltre 4 anni fa | 3 risposte | 0

3

risposte

Domanda


Error while starting a gui
I created a matlab gui to load some text files and process the data it contains. The GUI works all fine, but whenever i load the...

oltre 4 anni fa | 1 risposta | 0

1

risposta

Domanda


reading text files in different folders and combining them
Hi i have multiple text files in different folderswith data in same format ( 2000 rows and 7 columns). i want to combine the dat...

oltre 4 anni fa | 0 risposte | 0

0

risposte

Domanda


getting a NaN in correlation coefficient
Hi, i have a simple problem which unfortunately i am unable to understand. I have matrices and i am trying to calculate correla...

quasi 5 anni fa | 2 risposte | 1

2

risposte

Domanda


Loading multiple images, taking mean of them and subtracting background
Hi, I am new to the field of image analysis. my problem is that i want to load multiple images (lets say 20), take the mean of ...

quasi 5 anni fa | 1 risposta | 0

1

risposta

Domanda


Displaying matrix of correlation coefficients
Hi, i have a large matrix of correlation coefficients, which i am displaying using imagesc function. It gives me the imageof the...

quasi 5 anni fa | 1 risposta | 0

1

risposta

Domanda


plotting sets of data for an nxn matrix, where each element of a matrix is an array
Hi, I have two sets of variables. (a1, a2, ….a10) and (b1, b2, ….b15). I am changing 1st set of variables (a’s from let’s say ± ...

quasi 5 anni fa | 0 risposte | 0

0

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Domanda


counting total no of particles in a bin in histogram
Hi, i have a basic problem. I had made a histogram with nbins=100. I want to count the number of particles of that bin which h...

oltre 5 anni fa | 1 risposta | 0

1

risposta

Domanda


plotting 2D data with respect to a third property
Hi, i have a data, lets say x and y column vectors, and i want to plot the data ccording toa third property represented by colum...

oltre 5 anni fa | 1 risposta | 0

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risposta

Domanda


Normalization of colorbar showing bincounts of binscatter
I am using bin scatter to plot my 2D data. I want to normalize my bin counts from 0-1 in the color bar instaed of absolute numbe...

oltre 5 anni fa | 1 risposta | 0

1

risposta

Domanda


reading data from columns of multiple text files
Hi all, my question is a bit basic. I want want to read data of columns and individually store values of each in the form of an...

quasi 6 anni fa | 1 risposta | 0

1

risposta

Domanda


settings values of radio buttons in GUI
hello MATLAB community, is it possible to set values of radio buttons in GUI other than 0 or 1. I have a panel with four options...

oltre 6 anni fa | 3 risposte | 0

3

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Risposto
Dear All, I am new to MATLAb GUI and want to create one. My program should work in the following sequence. 1) Select option of polarity from a pop-up menu (total two options are available) 2) load file according to polarity selected 3) execute part
Thank you very much for the clarification.

oltre 6 anni fa | 0

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