GeoDa 1.18 Released!

Note: Version 1.18.0.0 with major updates on spatially constrained clustering (Hierarchical Methods, Partitioning Methods) Please download version 1.18.0.0 from: https://geodacenter.github.io/download.html

See the latest lab notes by Dr. Luc Anselin:

• Spatial Clustering (1) - Spatializing Classic Clustering Methods https://geodacenter.github.io/workbook/9a_spatial1/lab9a.html • Spatial Clustering (2) - Spatially Constrained Clustering, Hierarchical Methods https://geodacenter.github.io/workbook/9c_spatial3/lab9c.html • Spatial Clustering (3) - Spatially Constrained Clustering, Partitioning Methods https://geodacenter.github.io/workbook/9d_spatial4/lab9d.html

New/updated features:

1. AZP Updates:

  • AZP: add ARiSeL #2266 (see https://geodacenter.github.io/workbook/9d_spatial4/lab9d.html#arisel)
  • AZP Tabu search (see https://geodacenter.github.io/workbook/9d_spatial4/lab9d.html#tabu-search-1)
  • AZP Simulated Annealing (see https://geodacenter.github.io/workbook/9d_spatial4/lab9d.html#simulated-annealing)
  • Update Minimum Bound on AZP

2. Max-p Updates:

  • Reimplement max-p based on AZP (parallelized)
  • max-p Greedy (see https://geodacenter.github.io/workbook/9d_spatial4/lab9d.html#greedy)
  • max-p Tabu Search (see https://geodacenter.github.io/workbook/9d_spatial4/lab9d.html#tabu-search-2)
  • max-p Simulated Annealing (see https://geodacenter.github.io/workbook/9d_spatial4/lab9d.html#simulated-annealing-2)

3. Spatially Constrained Hierarchical Clustering (SCHC) Updates: (see https://geodacenter.github.io/workbook/9c_spatial3/lab9c.html#spatially-constrained-hierarchical-clustering-schc)

Add/update SCHC using Single/Average/Complete/Wards-linkage The algorithm has been reimplemented based on Skater/Redcap

4. REDCAP Updates: (see https://geodacenter.github.io/workbook/9c_spatial3/lab9c.html#redcap)

Add/update: FullOrder-WardsLinkage, FullOrder-SingleLinkage, Fullorder-AverageLinkage, Fullorder-CompleteLinkage, Firstorder-SingleLinkage

5. Language updates: Spanish language (Thanks to Coro) Russian language (Thanks to Venera Timiryanova)

Fixes:

  1. Update Windows installer with Chinese language
  2. Fix crash when using an empty column #2261
  3. Fix “Heat Map” on Windows and Ubuntu #2263
  4. Load incompatible Mat file in weights dialog will crash GeoDa #2265
  5. Fix conditional boxplot crashes with time-grouped variables #2279
  6. Fix a crash: when loading csv with empty coordinates as the second layer