Teshan Rezel

Last seen: 8ヶ月前 | 2019 年からアクティブ

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質問

App designer - problem implementing filter based on tree nodes
Hi folks, i have a tree that looks something like this: I am trying to createn a filter based on "cause" whereby you can se...

1年以上前 | 1 件の回答 | 0

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質問

Is there a way to get shaded error regions on a scatter plot?
Hi folks, I have a scatter plot with known errors for each datapoint. Is there a way to create a shaded region around the scatt...

約2年前 | 1 件の回答 | 0

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質問

Issue with sgtitle and subplots. and question about applying a gradient hue to a lineplot
Hi folks, I have the following code with an issue. The sgtitle seems to appear in the output window but when the figure is ope...

2年以上前 | 1 件の回答 | 0

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質問

Is it possible to plot all combinations of parameters automatically?
Hi folks, I am using regionprops to generate all the parameters to do with a binary mask. Is there an automated way to generat...

2年以上前 | 0 件の回答 | 0

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質問

Is there a way to visualise all the regionprops properties versus the original image?
Hi folks, I have a series of images with corresponding BW masks, as per below. For each mask, I have used the regionprops funct...

2年以上前 | 1 件の回答 | 0

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質問

help with formatting the title of a set of graphs
Hi folks, I have a set of graph which look like the attached image. Is there any way to format the title such that it doesn't ...

2年以上前 | 1 件の回答 | 0

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質問

Is there a way to threshold out only the blue elements in this picture?
Hi folks, I have an image as attached. Is it possible to only get the blue parts of the image? It is an image made from the sub...

2年以上前 | 2 件の回答 | 0

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質問

how can I fill these bw images to generate a mask?
Hi folks, I am trying to threshold an image using edge detection. So far, I have the following 2 images which demonstrate the e...

2年以上前 | 1 件の回答 | 0

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質問

help with calling a function on matlab
Hi folks, I have the following code but am getting an error when trying to run it! I think it is due to the custom function I ...

2年以上前 | 1 件の回答 | 0

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質問

Question about using the "fit_mutiple_gaussians" from File Exchange
Hi folks, The file in question can be found here. I am sure I'm using it wrong so please bear with me! I am trying to inpu...

2年以上前 | 1 件の回答 | 0

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質問

Is there a way to deconvolute this peak, without knowing the convoluting peaks?
Hi folks, I have peaks that look like the attached figure. Is it possible to perform an operation on the data such that the most...

2年以上前 | 1 件の回答 | 0

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質問

Issue with locating end of poorly defined peak
Hi folks, I have several graphs that look similar to the one attached. I am trying to formalise a general approach to finding t...

2年以上前 | 1 件の回答 | 0

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質問

Is it possible to erode only the outermost layer of a circle?
Hi folks, I am looking to erode a circle from the outside in, layer by layer. So far, I have tried to use the following: x =...

2年以上前 | 3 件の回答 | 0

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質問

problem with videoWriter not closing (2)
Hi folks, This is a followup to my original question, found here! I am creating a video and having trouble with the videoWrit...

2年以上前 | 1 件の回答 | 0

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質問

problem with videoWriter not closing
Hi folks, I am creating a video and having trouble with the videoWriter not closing, or taking a very long time to close. May...

3年弱前 | 1 件の回答 | 0

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質問

How to make one video out of 3 images?
Hi folks, I'm trying to create a single image out of 3 different images, then collate the subsequent images into a video. I'm a...

3年弱前 | 1 件の回答 | 0

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質問

problem with creating video from black and white images
Hi folks, I am trying to create a video using Black and White images using the following code: writerObj = VideoWriter(threshV...

3年弱前 | 3 件の回答 | 0

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質問

Is it possible to train a model to recognise the object in this video?
Link to video Hi folks, I've tried using various image processing techniques on the images used to make this video, to try and...

3年弱前 | 1 件の回答 | 0

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質問

help with deleting zeros from an array
Hi folks, I am trying to use polyfit and polyval to get the line of best fit across two sets of data, but am getting a very wie...

3年弱前 | 1 件の回答 | 0

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質問

Help with linear regression
Hi folks, I have 2 tables. A is 256x54 and B is 1x54. I want to correlate each of the 256 values in each column of table A to...

3年弱前 | 0 件の回答 | 0

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質問

finding the start and end points of a unimodal peak
Hi folks, I am trying to automate the finding of the start and end of a peak. Many of the peaks I am looking at are gaussian. H...

3年弱前 | 2 件の回答 | 0

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質問

Is there a way to extract the numeric data from these chars?
Hi folks, I have a cell of times (attached), which I need to read as numbers. Is there any way to do this? Using num2str() doe...

3年弱前 | 2 件の回答 | 0

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質問

Help with linear optimisation problem
Hi folks, I'm looking to conduct a linear optimisation and was hoping for some help on the matter. I have 56 columns of data...

3年弱前 | 1 件の回答 | 0

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質問

Is there a way to convert times in this format to double, so I can perform mathematical operations on them?
Hi folks, I have an array of times that looks like this: [1059, 1100, 1101...] where 1059 = 59 minutes past 10am. I need to w...

3年弱前 | 2 件の回答 | 0

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質問

Is it possible to rectify the figure such that the zig-zag effect doesn't occur?
Hi folks, I have a series of graphs as per below. With all of them, they appear to have this "wonky" tail and I'm not sure wha...

3年弱前 | 1 件の回答 | 0

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質問

Is there a way to segment this image into 3 parts, even though the colours are so similar?
Hi folks, I am trying to segment the following image of a seed. The points of interest look very similar in RGB, HSV, LAB and YC...

約3年前 | 1 件の回答 | 0

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質問

Deleting certain elements from an array without looping
Hi folks, I have a cell array containing all the file names in a subfolder. I want to remove the filenames that are not 21 char...

約3年前 | 2 件の回答 | 0

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質問

renaming a variable, or creating a dynamic variable name
Hi folks, I read on here that creating dynamic variable names is bad programming practice, so was hoping to get some help with...

約3年前 | 2 件の回答 | 0

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質問

Is there a way to overlay a graph onto a video, plotting each successive point with each frame?
Reposted since the previous post didn't get resolved! Hi folks, I have a script that creates a video from image files, as be...

約3年前 | 2 件の回答 | 0

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回答

質問

Is there a way to overlay a graph onto a video, plotting each successive point with each frame?
Hi folks, I have a script that creates a video from image files, as below: for i = 1 : numFolders RawImages = [vidFolders...

約3年前 | 2 件の回答 | 0

2

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Teshan Rezel

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MATLAB Answers

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