Search Results for author: Anthony Wirth

Found 5 papers, 4 papers with code

Learning Resolution Parameters for Graph Clustering

1 code implementation12 Mar 2019 Nate Veldt, David F. Gleich, Anthony Wirth

We begin by formalizing the notion of a parameter fitness function, which measures how well a fixed input clustering approximately solves a generalized clustering objective for a specific resolution parameter value.

Clustering Graph Clustering

A Projection Method for Metric-Constrained Optimization

1 code implementation5 Jun 2018 Nate Veldt, David Gleich, Anthony Wirth, James Saunderson

We outline a new approach for solving optimization problems which enforce triangle inequalities on output variables.

Clustering Graph Clustering

Unifying Sparsest Cut, Cluster Deletion, and Modularity Clustering Objectives with Correlation Clustering

1 code implementation15 Dec 2017 Nate Veldt, David Gleich, Anthony Wirth

Graph clustering, or community detection, is the task of identifying groups of closely related objects in a large network.

Data Structures and Algorithms Social and Information Networks

Correlation Clustering with Low-Rank Matrices

no code implementations21 Nov 2016 Nate Veldt, Anthony Wirth, David F. Gleich

In this paper we explore how to solve the correlation clustering objective exactly when the data to be clustered can be represented by a low-rank matrix.

Clustering

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