image-processing's questions - English 1answer

1.138 image-processing questions.

I have several images, each of which has the same artifact/defect. Does anybody have a suggestion to remove such an artifact? The images are disordered arrays of dots. The artifacts include the '...

Let's construct some datadata = Exp@Sort@RandomReal[10, 100]; col = Transpose@MapIndexed[Exp[First@#2/20] + #1 &, RandomReal[10, {100, 99}]];The ...

How could I use morphological processing to find circular objects in an image? More specifically, I need to detect road signs. I need to get the "80 speed limit" sign from this image:

A Nebulabrot is a generalization of the Buddhabrot, a fractal rendering technique related to the Mandelbrot set that sort of looks like a meditating buddha. The Buddhabrot rendering technique was ...

The function MorphologicalComponents works on both images and matrices, as in the following code: ...

I have 2 images, imgBlackOnly and imgRedOnly as below, which already have the same ...

I have an image img, and a region iTrim as below:- ...

I am trying computer vision for document analysis of datasheets.And quite new to mathematica My goal is to connect and segment out the part number with part in the drawing considerably something ...

You may have seen this video: https://www.youtube.com/watch?v=QVuU2YCwHjw. How does this work, and how to do it with Mathematica?

I need to put the circular image 1 in the image with the hole 2 (and cover the gap) the idea is to create an animated gif that shows the image 1 turning to the right and image 2 to the left in a size ...

I have an image where i found the skeleton (red) and edges (blue). How can I calculate for each red points the distance to closest blue point? I though of something like this: ...

I have a picture that saved in ".mat" format. I am interested in plotting it with WL. But I get an empty image ...

I remember there was a GCHQ puzzle where Nonogram was created to generate a QR code in 2015. It was a quite popular puzzle. I am wondering if MMA can be used to create a Nonogram from an existing QR ...

I am trying to import a gif animation, which is about 80MB. The goal is to convert the image to grayscale, and then do some calculation on ImageData for each frame. ...

Bug probably present through all versions of Mathematica [CASE:4081592] Does Mathematica have a feature to set the pixel aspect ratio of 2D images? For example, ...

I'm trying to read a barcode though my computer's webcam but it fails because the ImageCapture won't refocus the camera when I put the code close to it, and this it is blurry: Is there anyway to ...

Bug introduced in 8 or earlier and persisting through 11.3.0 Reported to the support as [CASE:3968587] In the presence of alpha channel ImageCrop doesn't remove ...

Consider an image (img) as There are six different textures in the image and I want to segment them using region splitting and merging. The property that I wish to ...

First of all, my apologies if this is a duplicate question, I did my best at trying to find a previous possible answers. I’m trying to find a more efficient way to reclass and colorize a single ...

I just found this link: https://photoshoptrainingchannel.com/remove-tourists-stack-mode/ They used photoshop to remove the tourist from a series of photos. I was wondering if this is also possible in ...

I need a steerable pyramid filter for images and volumes. Is there any built-in Mathematica function or package for that as there is in Matlab? Edit 1: Firstly, I didn't ask for an implementation of ...

This is a question relating to grouping of components picked out using ComponentMeasurements to make a complete perimeter of a shape. My goal is to measure the perimeter of each of these worm-like ...

There are a few posts on this theme: How to make a 3D globe? How to render a 3D tubular graphics from a 2D image path How to extrude a 3D image from a binary 2D image However I can't quite piece ...

I have an image img1 and some data with a density plot plot1 to reflect the target position of the image. I tried to combine <...

Is it possible to remove static objects/pixels from a sequence of images? Lets say I have a black square in the middle of my white picture (white background) and a black circle is orbiting around it. ...

Consider an image (img) as Now I have partitioned the image using the following commandparts = ImagePartition[img, 32];...

I have created an image of Europe as below:- ...

MorphologicalGraph can produce a graph from an image. Such graphs should always be planar, but if the pixel structure has a certain unfortunate shape, then ...

I want to extract the ImageValue (along yellow circle) of an given below image I try with the below code to find the ImageValue...

Bug introduced in 11.0 and persisting through 11.3 From this answer, I doubt the capability to work on single character. So I give some test to verify this possibility. You can get my test ...

Bug introduced in 11 or earlier and persisting through 11.3 CASE:4076121 I'm having a hard time to understand how I can use HighlightImage and only draw the ...

I can use ImageDistance to get the Euclidean distance between two images. But, I have list of (~100) images, and I want to sort them such that the average ...

Any ideas for how to find out how this function works? Combines differently exposed images of the same scene into a single image with overall good exposure. I'm writing a physics paper that ...

I have to make a program that analyzes the image of saw tooth and later find the function that can describe it (or just part of it). Now I have a problem with smoothing the edges detected with ...

How can I extract each cell (= patch that is not crossed by the contour) from an image such as I thought SelectComponents (e.g. ...

Hello Mathematica experts :) I have some SEM images of the nano-particles. However, the technician can not get better results. With Mathematica image treatment, could we improve to get higher ...

I have a dataset which supposed to show some regions. For example ...

I want to select the morphological branch points of a thinned image to create a MorphologicalGraph like the one obtained by ...

Suppose that I have plotted many figures and have exported them as images. Now for the post-processing phase, I would like to import these figures and manipulate them in such a way that a slider ...

How can I extract a hidden image using discrete wavelet transform? I have used the function ImageFusion from this site to hide an image inside another one. ...

Given this RGB image I want to find the number of points that are, or almost, black ؟

I have a set of images (imgset) as Clearly, the classification list should be ...

Say I make and display a graph in a Mathematica notebook:graph = CompleteGraph[100]If I drag the corner of the graph to increase its size, and then save it to ...

There is an application of image restyle here. It is an example in following: But if I just use ImageRestyle of Mathematica<...

I hope this is not a too specific issue and it is probably something very simple, but it is driving me insane. I am trying some image processing on microscopy images to perform cell isolation as ...

I have two gif files and I want to import and play them at the same time with just one play button. The target is to compare them easily. Is there any way?

I want to embed a compressed image in a notebook so that only an icon is visible (and not the whole image). The following procedure seems to work : ...

How to generate such form of QR code which displays an image itself but is still scan-able?

How do I make the following gif I tried: ...

I need the image to be totally blank, so the black must disappear

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