image-segmentation Questions

1

Solved

So, I'm working on a building a fully convolutional network (FCN), based off of Marvin Teichmann's tensorflow-fcn My input image data, for the time being is a 750x750x3 RGB image. After running t...
Caffrey asked 23/7, 2016 at 22:19

3

Solved

I am using Images.jl in Julia. I am trying to convert an image into a graph-like data structure (v,w,c) where v is a node w is a neighbor and c is a cost function I want to give an expensive ...
Pectase asked 28/4, 2016 at 4:50

1

I am working on dress feature identification using opencv. As a first step, I need to segment t-shirt by removing face and hands from the image. Any suggestion is appreciated.

1

I'm working in medical image segmentation and I want to combine fuzzy connectedness algorithm with the graph cut, the idea is to segment the image with fuzzy connectedness the background and the fo...
Verdieverdigris asked 19/3, 2016 at 7:21

2

Solved

In the attached image there are periodic vertical streaks which are random along the x axis and vary along the y axis in their intensity. Any suggestions on how to detect these? Ideally I would lik...

1

I am trying to fit minimum bounding boxes to each of these "speckles" shown below. As part of the image processing pipeline, I use findContours to detect contours in my data, and then draw a minimu...

2

Solved

In reference manual of OpenCV 2.4.3 KeyPoint::class_id is described as "object id that can be used to clustered keypoints by an object they belong to". Due to lack of my adequate knowledge about '...

5

I am trying to count the number of hairs transplanted in the following image. So practically, I have to count the number of spots I can find in the center of image. (I've uploaded the inverted ima...

2

Solved

I want to use the GrabCut algorithm implemented on OpenCV. As shown in the documentation this is the function signature: void grabCut( InputArray img, InputOutputArray mask, Rect rect, In...
Gard asked 22/5, 2014 at 11:52

2

Solved

I would like to classify pixels of an image to "is street" or "is not street". I have some training data from the KITTI dataset and I have seen that Caffe has an IMAGE_DATA layer type. The labels a...

1

Solved

I'm on OpenCV for java (but that's not relevant I guess). I'm using the BackgroundSubtractorMOG2 class which is (poorly) referenced here. I have read and understood the Zivkovic paper about the alg...
Cautionary asked 7/9, 2015 at 13:56

8

Solved

What is the best way to detect the corners of an invoice/receipt/sheet-of-paper in a photo? This is to be used for subsequent perspective correction, before OCR. My current approach has been: RGB &...

1

Solved

I have a raster of ecological habitats which I've converted into a two-dimensional Python numpy array (example_array below). I also have an array containing "seed" regions with unique values (seed_...
Icy asked 6/8, 2015 at 6:30

0

I was trying to extract the hair from a given image as described in the research paper, using the concept of energy minimisation, The energy function is dependent on both Prior probability and YCrC...
Nitride asked 24/7, 2015 at 2:21

2

Solved

so i want to segment a tree from an aerial image sample image (original image) : and i expect the result like this (or better) : the first thing i do is using threshold function in opencv an...

2

As the graph showed, I'd like to input image and get several segments as a result like that. It's just like cluster the closest color segment, so I think it's close to the concept of "meanshift"...
Mitchel asked 18/5, 2015 at 12:24

1

Solved

There are several packages and methods for segmentation in Python. However, if I know apriori that certain pixels (and no others) correspond to a particular object, how can I use that to segment ot...
Alkaloid asked 5/2, 2015 at 16:12

1

Solved

I'm trying to segment an image containing multiple lego bricks using colour information only (for now). The aim is to find lego bricks that e.g. are green. I have tried using k-means clustering, bu...

3

Solved

I am using the normalized cuts package from http://www.cis.upenn.edu/~jshi/software/Ncut_9.zip (on Windows 7) This used to work fine with Matlab2010a. However I have upgraded to Matlab2013a (32 bi...

2

Solved

In a paper currency I want to check the strip is broken or solid line. For that I took a picture with the background a strong light. And I got the following two pictures, one a genuine currency and...

2

I followed the 2-D Watershed example in Mathworks.com to separate the connected objects, like the image below: The code is summarize as: bw = imread('some_binary_image.tif'); D = -bwdist(~bw);...
Melanimelania asked 16/12, 2013 at 22:35

2

I have the image includes circular, elipsoidal, square objects and somethings like these. I want to get only circual objects. I applyed a filter by using Solidity and Enccentricity levels of obje...
Friedafriedberg asked 17/7, 2014 at 11:15

0

I want to compare Screenshots of different versions (same site) of a web-application. Until now I tried following approaches: pixel based comparison pixel based fuzzy comparison with Delta E segm...

6

Solved

I need to cut this image into three parts using PIL and pick the middle part. How do I do it? http://thedilbertstore.com/images/periodic_content/dilbert/dt110507dhct.jpg

1

Solved

A biologist friend of mine asked me if I could help him make a program to count the squama (is this the right translation?) of lizards. He sent me some images and I tried some things on Matlab. F...

© 2022 - 2024 — McMap. All rights reserved.