Amit Ifrach

Last seen: plus d'un an il y a | Actif depuis 2021

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Failing to create matrix from cell array in several ways
לק"י Hi guys, I have a cell array in 64X61X21 size. I want to make a matrix of the values (no vectors) within specific area...

presque 2 ans il y a | 1 réponse | 0

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Question

Display/highlight specific pixels of in image
לק"י Hello guys, A short code was written to allow me to gather data about cells masks that were clicked on in a figure. I wa...

presque 2 ans il y a | 2 réponses | 0

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draw polygon continuously with mouse
לק"י Hi guys, I need to contour some cells. I want to use the drawpolygon command, or an equivalent of it, that will record mo...

presque 2 ans il y a | 1 réponse | 0

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Question

UIfigure value changes on a while loop
לק"י Hello! I have a time series stack of cell masks of 21 timepoints. each mask has a unique gray scale value of its own. I ...

presque 2 ans il y a | 1 réponse | 0

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Is it possible to make a large range bin to take less area over X axis?
לק"י Hello! I ploted some data over a histogram. the edges vector is this: edges=[0:0.1378:8.2668 61.8908]; And the plot com...

presque 3 ans il y a | 1 réponse | 0

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Scatter plot does not display multiplied values
לק"י Hello! I want to scatter plot some data (two vectors and two numbers). when I scatter them the plot is correct. If I add...

presque 3 ans il y a | 1 réponse | 0

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column vector from another vector
לק"י Hi I think it is a very simple question, but i coulnd't find a quick answer to this.. I want to create column vector from...

presque 3 ans il y a | 1 réponse | 0

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Question

creating cell array using find command
לק"י Hello! I got cell array that contain alot of data. I want to create a new cell array, identical to the original one, bu...

presque 3 ans il y a | 2 réponses | 0

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Question

Is it possible to go down a row and still run the code?
לק"י Hello, I have a code line when building a cell array that will contain alot of values. the code is going way to the right...

presque 3 ans il y a | 1 réponse | 0

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Masking images/matrixes
לק"י Hello! I got an image of some stained cells: And I have a grayscale mask such as this: (different shades are co...

presque 3 ans il y a | 1 réponse | 0

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complex logical indexing?
לק"י Hello! lets assume I want to logically index a vector, or create a new vector that will hold the results of these logic...

plus de 3 ans il y a | 1 réponse | 0

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Normalized data to lookup table
לק"י Hello! I got a normalized vector which I want to make as an index for lookup table (preferablt in heatmap colors or blu...

plus de 3 ans il y a | 1 réponse | 0

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pre allocating / extracting data from vector based on condition
לק"י Hello! I want to find a way other then if statement to go through vector and check if some conditions apply to each cel...

plus de 3 ans il y a | 1 réponse | 0

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Réponse apportée
Round values to specific number
Thank guys, you all helped me very much!

plus de 3 ans il y a | 0

Question

Round values to specific number
לק"י Hi, I try to discretize vector A by vector edges. for example: edges = [0:10^5:max(A)]; dsc = discretize(A, edges);...

plus de 3 ans il y a | 3 réponses | 0

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Question

short way to bar plot a discretize vector?
לק"י Hello! I want to take a vector A, and bar plot it using specific bins (defiend by 'edges' vector). I want the plot to sho...

plus de 3 ans il y a | 1 réponse | 0

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Question

argument gets deleted without a reason (Invalid or deleted object. Error in images.roi.Freehand/get.Position )
לק"י Hi guys, i wrote a code and i get sometimes appears an error that an object is invalid or been delted. i went through...

plus de 3 ans il y a | 1 réponse | 0

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Réponse apportée
image axes modification/ pixel extension
Hi Karim and Image Analyst, thanks! I tried to read about the mask option on the regionprops page but it seems non-existent. ...

plus de 3 ans il y a | 0

Question

image axes modification/ pixel extension
Hello guys, I wrote a code that imports PNG image (microscopre source, 30 nm pixel size) and overlays certain spot locations ...

plus de 3 ans il y a | 3 réponses | 0

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Question

loop of exportgraphics fails for dot indexing only in the second loop
Hello guys, how are you? I got a piece of my code which meant to show and export a histogeram automatutically. it works somew...

plus de 3 ans il y a | 2 réponses | 0

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Question

readcell command undefined?
לק"י Hi guys, I try to use readcell command, but it seems it is not recognized by matlab. i thought it may be an external ...

plus de 4 ans il y a | 1 réponse | 0

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splitapply doesn't split well into bins
לק"י Hi guys, I wanted splitapply command to split to 90 different bins. somewhy it returns only 50. Here is the process ...

plus de 4 ans il y a | 1 réponse | 0

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easy and efficient way to create cell array or table from csvs or existing variables
לק"י Hello! I want to know if there an easy way (may be GUI) or other command to creat one table or cell array from several ...

plus de 4 ans il y a | 1 réponse | 0

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automation of code for many variables
לק"י Hi guys, I got alot of variables due to high amount of samples to analyze. I import csv data from the import tool and...

plus de 4 ans il y a | 1 réponse | 0

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Question

vector discretization to sum of values in each bin
לק"י Hi guys, I'm looking a way to discretize vector values to bins. I want to have bins that contain the sum of values of i...

plus de 4 ans il y a | 1 réponse | 0

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Question

How to embed (insert) variable's that old strings or integers into line of code (%d?)
לק"י Hi guys, I want to use variable's content (like v='name' or b=2.34) to be part of the code it's kind of like %d but a...

presque 5 ans il y a | 1 réponse | 0

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Question

How to make histogram values be sum of the values of each bin?
לק"י Hi guys, I have 2 vectors of area values that I want to put on a histogram. I want to make it a semilog (logarithmic ...

presque 5 ans il y a | 1 réponse | 0

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Question

How to enlarge image in inpolygon?
לק"י Hi guys, I use inpolygon command and I can't enlarge the image which I need to draw the polygon on. the magnidication...

presque 5 ans il y a | 1 réponse | 0

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Question

How to match voronoi area to it's point
לק"י Hi! I'm trying to find a command or a code that can match the voronoi areas I get out from voronoin command to the poin...

presque 5 ans il y a | 1 réponse | 0

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Question

How to find specific areas in Voronoi plot? and how to enlarge the plot to choose small areas?
לק"י Hi all, my name is Amit. I'm trying to find the area of specific polygons in Voronoi's diagram which will be chosen by ...

presque 5 ans il y a | 1 réponse | 0

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