Questions tagged [multiple-membership]

Multiple membership describes a kind of multilevel model where a unit of a lower level may belong to more than one unit of a higher level. For example, secondary school students may be nested in multiple classrooms through the school day.

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longitudinal cross membership multilevel model

I am compiling a data of club formation in which a person (id, the basic unit of observation) can belong to more than 1 club, while a majority of the sampled population do not belong to any clubs. ...
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How does non-uniqueness of data (aka duplicate data points) affect clustering?

I am trying to self-learn more about different clustering methods. I think I understand the main idea of the algorithms, but perhaps their use-cases can shed light on something that puzzles me - ...
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How to select a single updated centroid if multiple centroids are equidistant for a single group when running k-means/k-medoids?

I am trying to write my own k-means and k-medoids clustering algorithms. I understand the general idea: given k centroids, one continually updates the centroids ...
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Dealing with multiple cases per subject

I want to analyze a table with surgery operations data. For some patients, about 10%, multiple operations have been made, so there may be multiple rows for a patient in the table. My goal is to ...
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Comparing consistency of membership across multiple categorical variables

I'm interested in testing for membership similarity between multiple categorical variables. For instance, let's say that two categorical variables have the following membership: ...
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Multiple membership model random effects specification

We are looking at tournament performance of chess players over time and have a question about the random effects modeling for this. Specifically, every chess player belongs to at least one club, but ...
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soft training and classification (class membership)

there are several soft classifiers in r, such as linear discriminant analysis. Functions such as lda {MASS} show the likelihood of each case being classified to belong to each of the classes defined ...
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How to run a multiple membership hierarchical model in Stata?

I have a dataset of educators and the courses that they designed. My original thought was to do a multilevel model where courses are nested within educators, and the outcome is whether the course ever ...