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Jaehwi Bong


Last seen: 3 years ago |  Active since 2019

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How can I get a first value of each index from the other column?
I have this kind of data. First column and seconds column refer to an index and x value relatively. data = [1 200; 1 201; 1 202...

5 years ago | 1 answer | 0

1

answer

Question


Fill gaps using Nan in for loop
I have a time series with some gaps in it and i want to fill the gaps with NaN in loop. For example, my data is data = [0 ...

5 years ago | 2 answers | 0

2

answers

Question


Filling gaps in time series with Nan
I have this kind of data. data = [1 100; 2 200; 3 300; 5 500; 6 600; 7 700; 10 1000;] The first colum refers to consecutive ti...

5 years ago | 1 answer | 0

1

answer

Question


Data filtering(Give a constraint to the length of each index )
I have this kind of data. First column and second column refer to an index and x value relatively. data = [ 1 201; 1 202; 2 301...

5 years ago | 1 answer | 0

1

answer

Question


Data filtering(Cut from half length of index until next index )
I have this kind of data. First column and seconds column refer to an index and x value relatively. data = [1 200; 1 201; 1 202...

5 years ago | 1 answer | 0

1

answer

Question


Find a series of consecutive numbers and change index of them
Hi, I have this kind of data. The first column and second column of the data refers to Index and time series(not consecutive) ...

5 years ago | 2 answers | 0

2

answers

Question


How can I change marker size and form based on diameter and ellipticity values over frame?
My particle changes their size, form and coordinate over frame. I'd like to display their trajectory with the form of the parti...

5 years ago | 1 answer | 0

1

answer

Question


how to display coefficient and offset on graph?
I'd like to display some values to plot. What should I do ? A=xlsread('A.xlsx'); t=A(:,1); i=A(:,2)/10^(2); ft = fittype('a...

5 years ago | 1 answer | 0

1

answer

Question


How to set bounds for coefficents when fitting Exponential?
I'd like to give boundary for coefficient(a, b and c). Whenever I run my fitting, it should give the coefficients within boundar...

5 years ago | 1 answer | 0

1

answer

Question


What can I do for this Matrix manipulation
I have two types of matrix (29*1 and 168*1). K: 29*1, R: 168*1 The values of K represent specific n-th row of R. And I'd like t...

5 years ago | 0 answers | 0

0

answers

Question


How to take R-Square value as a variable
I could take some a, b and c value of custom exponential equation.(F.a, F.b and F.c) I'd like to compute R-square value to a lo...

5 years ago | 1 answer | 0

1

answer

Question


Align different starting point to zero
I have a matrix , 7096*3 double. At a first column, numbers represent same particles with different number. I have 168 particl...

5 years ago | 1 answer | 0

1

answer

Question


Remove rows based on length of column value
I have a matrix , 1531*3 double. At a first column, numbers represent same particles from 1 to 14. I have 14 particles and eac...

5 years ago | 2 answers | 0

2

answers

Question


image pixel value multiplication with constant using customized multiplier function
I loaded 4D image.tif (x,y,z over time/16bit gray scale) through Image J in Matlab. I'd like to change pixels using function an...

5 years ago | 0 answers | 0

0

answers

Question


How can I expand x axis to have normal plot?
I have 500 values of x and y. When I plotted it, I got something weird plot. What can I do for that? t=data{:,1}; y=data{:,2...

5 years ago | 1 answer | 0

1

answer

Question


How can I get total intensity of particles in noise image?
I have a spinning disk confocal image which has a lot of noise and particle(my interests have differnt size and move slowly over...

5 years ago | 1 answer | 0

1

answer

Question


Plotting average intensity for multiple trajectories which have different lengths(Image Processing,Partcle tracking)
I have an output data of particle tracking through imageJ. In this data, there are columns of trajectory number, frame number, ...

5 years ago | 0 answers | 0

0

answers