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**Feeds**

Question

How to calculate errors in pearson linear fit

Hello everyone, I have done straight line fitting by using polyfit command where i gave polynomial = 1 and found the values of ...

12 maanden ago | 1 answer | 0

### 1

answerQuestion

save in a new file using 'save' command

I have a program which I am applying on 50 files. I want to now save output for everytime I run the program in a new file. Curr...

bijna 4 jaar ago | 1 answer | 0

### 1

answerQuestion

pass command line inputs

I have a MATLAB program with somewhat following structure: load file1.txt; load file2.txt a=file1(:,2); b=file2(:,2); g=fil...

bijna 4 jaar ago | 0 answers | 0

### 0

answersQuestion

Errors with fit parameters and correlation coefficient

I am doing spearman linear fit using the code structure given below. It gives me m (slope), c (intercept), correlation coefficie...

meer dan 4 jaar ago | 0 answers | 0

### 0

answersQuestion

error during fitting a model

I am fitting a function using "fittype" and "fit" commands. But I am getting following error again and again. Sometimes it goes ...

meer dan 6 jaar ago | 0 answers | 0

### 0

answersQuestion

Annimations/moving videos

Hey All, I have to make a animation video depicting development of the resultant plot as explained in detail as follow: I ...

meer dan 8 jaar ago | 0 answers | 0

### 0

answersQuestion

Straight line fitting and error calculation

Hello everyone, I have done straight line fitting by using polyfit command where i gave polynomial = 1 and found the values ...

meer dan 9 jaar ago | 1 answer | 0

### 1

answerQuestion

Gaussian fit with baseline subtraction

I have a curve.. and i want to fit gaussian function on it.. but not on full curve.. only on a part of it.. like if x range of f...

meer dan 9 jaar ago | 0 answers | 0

### 0

answersQuestion

smoothing spline and save

I have a data x and y... I fitted smoothing spline. Now i want to save the fit parameters so that i can plot it in some other so...

meer dan 9 jaar ago | 0 answers | 0

### 0

answersQuestion

Fit, save and plot

I have a data file with x and y. I imported data in CFTOOL and then fitted smoothin spline by manipulating the smoothing paramet...

meer dan 9 jaar ago | 0 answers | 0

### 0

answersQuestion

plotting and fitting on same plot

I have to do spline fitting on 4 data files and then plot the original points plus the spline fitting on the same plot.. each da...

meer dan 9 jaar ago | 0 answers | 0

### 0

answersQuestion

Non linear Least square fitting

I have a data set with three columns of X, Y and Y_error coordinates... I have to fit a equation y = a[x^(-1/k) - 37^(-1/k...

meer dan 9 jaar ago | 1 answer | 0

### 1

answerQuestion

custom equation fitting and plotting

I have about 10 data files... i have to fit a equation (like power law) on each of them and finally plot the original plot and t...

bijna 10 jaar ago | 1 answer | 0

### 1

answerQuestion

counting number of times a values appears in file

i have a file with numbers like... 1 2 3 4 2 1 6 4 and so on... i want to count how many times eac...

bijna 10 jaar ago | 2 answers | 0

### 2

answersQuestion

custom equation fit with weighted LS fit

Hey everybody.. m new to MATLAB.. I have a file with x,y coordinates and error with y. I want to do least square fitting o...

bijna 10 jaar ago | 0 answers | 0

### 0

answersQuestion

non linear least square fit

Hello I would like to fit a data set (X,Y) with a non linear function y=f(x,a,b) where a and b are the paramters to be fi...

bijna 10 jaar ago | 0 answers | 0

### 0

answersQuestion

Calculating average and saving to a new file

I have few points between 200 to 500 which are unevenly spaced. I have to make a file with x and y as average of all ponts in...

bijna 10 jaar ago | 2 answers | 0

### 2

answersQuestion

taking average and saving to new file

hey everybody... i am new to MATLAB.. i was facing problem with a small code. i have a data file with about 100 points in x a...

bijna 10 jaar ago | 1 answer | 0

### 1

answerQuestion

greek symbols in matlab figures

I have to add some greek letters in MATLAB plots.. like nu and mu.. how can i add any greek symbol in the plot... either on axis...

ongeveer 10 jaar ago | 1 answer | 0

### 1

answerQuestion

cubic ploynomial fitting problem

Hi, I have 8 points ina data file on which m fitting cubic polynomial.. when i do fitting using cftool den i get a smooth fit...

ongeveer 10 jaar ago | 2 answers | 0

### 2

answersQuestion

subtract and save in a file and then plot

I have a file with 5 columns and 100 rows i.e like: 1 2 3 4 5 6 7 8 9 0 2 5 4 9 2 7 4 9 3 5 ..... and so ...

ongeveer 10 jaar ago | 1 answer | 0

### 1

answerQuestion

add result to next entry of the column

I have a column as: 1 2 3 4 5 and so on.... I have to add a no. 25 to first enrty and then add the result t...

ongeveer 10 jaar ago | 2 answers | 0

### 2

answersQuestion

re-arranging of columns

hi everyone.. i have a data file with 24 columns and 125 rows... I want to bring 23rd column after column 4... how will i do ...

ongeveer 10 jaar ago | 2 answers | 0

### 2

answersQuestion

a small program help

I have three files: 1) file1.ap and 2) file2.ap and 3)file3.ap with form as follows: file1 1 2 3 4 5 6 7 8 9 f...

ongeveer 10 jaar ago | 1 answer | 0

### 1

answerQuestion

copy pasting rows of a file to columns of other file

I have three files: 1) file1.ap and 2) file2.ap and 3)file3.ap with form as follows: file1 1 2 3 4 5 6 7 8 9 file...

ongeveer 10 jaar ago | 1 answer | 0

### 1

answerQuestion

how to smoothing a curve

I have a 1000 points data...how do we do the smoothing? something like moving average in mathematica??? I tried interpolation...

meer dan 10 jaar ago | 1 answer | 0

### 1

answerQuestion

gaussian fitting piece wise for multi peak curve

I have about 500 points for x=x-axis and same for y=y axis when I plot x Vs y...i get a curve with many peaks (about 7-...

meer dan 10 jaar ago | 1 answer | 0

### 1

answerQuestion

fitting equation with condition on 1 parameter

I have to fit an equation over my data. Equation has two unknows parameters to be found i.e a and b...but if i deliberately want...

meer dan 10 jaar ago | 3 answers | 0

### 3

answersQuestion

equation fitting and plotting

I have 5 x axis values and 5 y axis values.. now i want to fit the equation f(x)=a*(x^b - 2^b) after that i have to p...

meer dan 10 jaar ago | 1 answer | 0

### 1

answerQuestion

user defined equation fit to a dat a set

I have x axis values=x y axis values=y and equation of line to be fit on the plot of data is suppose d=a*exp(x^b - 2...

meer dan 10 jaar ago | 1 answer | 0