# Julia

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Professional Interests: image processing, hydrogeology

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**Feeds**

Why does my histogram become incorrect when I change the y-axis scaling to 'log'?

"In this case, note that if the histogram only reports one instance of a value in one of its bins, then you will not see this va...

ungefär 8 år ago | 0

Question

how to plot equation in annotation

I have fitted a lognormal distribution using lognfit and want to add the equation in an annotation to the graph including fracti...

mer än 8 år ago | 0 answers | 0

### 0

answersQuestion

Search all strings occuring in structure

I have a structure called A (as attached) with the fields Mother, SampleName and Value. Every eight variables SampleNames belon...

mer än 8 år ago | 3 answers | 0

### 3

answersQuestion

Extract 3D shape information

I have a binary 3 dimensional matrix that represent shapes in space. For ease of understanding, imagine a box shaped element in...

mer än 8 år ago | 1 answer | 0

### 1

answerQuestion

Extracting information from file

I am trying to extract information from the attached file and write them into a matrix with one column each from sample name, nu...

mer än 8 år ago | 1 answer | 0

### 1

answerQuestion

Interpretation of histfit output ('gp' - Generalized Pareto distribution)

I have fitted the Pareto distribution to a histogramm using histfit 'gp'. The results are h(1)= 0.0287 and h(2)=1.0223. I ha...

nästan 9 år ago | 1 answer | 0

### 1

answerQuestion

Coordinates in degree in Rose plot

I want to plot the following coordinates in a rose plot, so I get something that looks like a compass, with a representation for...

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

loop over nested functions overwrites variables

I have written a routine for image processing and want to get the same output for a stack of pictures in the format (:,:,i) with...

mer än 9 år ago | 1 answer | 0

### 1

answerQuestion

Detect highly connected pores in a CT scan

The code given by Image Analyst here (http://www.mathworks.com/matlabcentral/answers/124753-circle-detection-in-ctscan) looks re...

mer än 9 år ago | 1 answer | 0

### 1

answerCircle detection in CTscan

This code looks really useful. I tried to use it for the detection of pores in the attached picture. As you can see, especially ...

mer än 9 år ago | 0

Merging Hough Lines with (slight) slope variation

I would be interested in this as well, did you find a solution meanwhile?

nästan 10 år ago | 0

Question

Extract information from images

I am trying to extract information from the attached image of a coal sample, as for example the length and with of the fractures...

nästan 10 år ago | 1 answer | 0

### 1

answerQuestion

Saving cells created using mat2cell

I break a large array called tdm into a set of smaller cells of dimensions Dx, Dy, Dz using the mat2cell command cutPre = mat...

ungefär 10 år ago | 2 answers | 0

### 2

answersQuestion

Align pre- and post- scans using imregister

I am trying to align pre- and post treatment scans in order to highlight the differences. After adding a contrast agent there ar...

ungefär 10 år ago | 0 answers | 0