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Questions tagged [mean-shift]

At the high level, we can specify Mean Shift as follows :

  1. Fix a window around each data point.
  2. Compute the mean of data within the window.
  3. Shift the window to the mean and repeat till convergence.

Read THIS LINK for more

54 questions
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Scikit-learn: What are the labels returned by MeanShift fit_predict()

I am trying to segment a colour image using the Mean-Shift algorithm using scikit-learn. There is something I would like to know about the MeanShift fit_predict() function. In the documentation for the MeanShift algorithm, it states that…
ceno980
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Scikit-learn: What does the MeanShift function return

I am trying to segment a colour image through using Mean-Shift clustering using sklearn. For the following two lines of code: ms = MeanShift(bandwidth=bandwidth, bin_seeding=True) ms.fit(X) I don't understand what the MeanShift function returns. In…
ceno980
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How to get the center of specific cluster in sklearn.cluster.MeanShift

I have a trained MeanShift object (ms). It has a simple list of centers. How to determine the label that a center belongs to? I am aware about labels_, but I do not see a connection between labels_ and…
Evgeni Nabokov
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Document clustering using Mean Shift

I took a bunch of documents and calculated tf*idf for each token in all documents and created vectors(each of n dimension,n is the no. of unique words in corpus)for each document.I am unable to figure out how to create cluster from vectors using…
Mourya Vamsi
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How do I use meanshift in the NDK with opencv?

I'm trying to develop an app that uses meanshift to track an object. I got the code working in python and decided to integrate it into the android app instead of sending the data to a server for processing. I set up the ndk and imported opencv into…
Covvr
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Is it possible to use Mean Shift Clustering for Text documents?

In resources which I read about Mean Shift, it's said that it's mainly used for image processing or visual data. Can't one use it for text clustering? Isn't it optimum for this purpose or what?! I would be thankful if you provide me a link to a…
Vynylyn
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How to remove noise using MeanShift Clustering Technique?

I'm using meanshift clustering to remove unwanted noise from my input data.. Data can be found here. Here what I have tried so far.. import numpy as np from sklearn.cluster import MeanShift data = np.loadtxt('model.txt', unpack = True) ## data…
jquery404
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AttributeError: 'builtin_function_or_method' object has no attribute 'segment'

Facing error in image segmentation using meanshift algorithm in following line: import cv2 (segmented_image, labels_image, number_regions) = cv2.meanShift.segment(im, spatial_radius=6, range_radius=4.5, min_density=50) complete traceback…
Amrit
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No score method for MeanShift estimator - scikit-learn

I was trying to use GridSearch to iterate over different values of bandwidth for MeanShift algorithm and it shows this error; does any of you know how can I fix this? Thanks a lot! # Using GridSearch for Algorithm Tuning from…
dezzaz
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