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coords_to_knn()
- Get the k nearest neighbors for each location, given its coordinates.
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df_to_matrix()
- Convert a long data frame to a wide matrix.
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dist_to_knn()
- Given a distance matrix, find the \(k\) nearest neighbors.
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flexible_zones()
- Computes the flexibly shaped zones as in Tango (2005).
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get_zone()
- Extract a zone from the set of all zones.
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gumbel_pvalue()
- Calculate the Gumbel \(p\)-value for a scan statistic.
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knn_zones()
- Find the increasing subsets of \(k\) nearest neighbors for all locations.
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mc_pvalue()
- Calculate the Monte Carlo \(p\)-value for a scan statistic.
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NM_geo
- Longitude and latitude of New Mexico county seats.
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NM_map
- Data to plot the counties of New Mexico.
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NM_popcas
- Population and brain cancer cases in New Mexico counties during 1973--1991.
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scanstatistics
- scanstatistics: Space-time anomaly detection using scan statistics.
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scan_bayes_negbin()
- Calculate the negative binomial bayesian scan statistic..
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scan_eb_negbin()
- Calculate the expectation-based negative binomial scan statistic.
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scan_eb_poisson()
- Calculate the expectation-based Poisson scan statistic.
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scan_eb_zip()
- Calculate the expectation-based ZIP scan statistic.
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scan_pb_poisson()
- Calculate the population-based Poisson scan statistic.
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scan_permutation()
- Calculate the space-time permutation scan statistic.
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score_locations()
- Score each location over zones and duration.
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top_clusters()
- Get the top (non-overlappig) clusters.