themis

Extra Recipes Steps for Dealing with Unbalanced Data

CRAN Package

A dataset with an uneven number of cases in each class is said to be unbalanced. Many models produce a subpar performance on unbalanced datasets. A dataset can be balanced by increasing the number of minority cases using SMOTE 2011 doi:10.48550/arXiv.1106.1813, BorderlineSMOTE 2005 doi:10.1007/11538059_91 and ADASYN 2008 https://ieeexplore.ieee.org/document/4633969. Or by decreasing the number of majority cases using NearMiss 2003 https://www.site.uottawa.ca/~nat/Workshop2003/jzhang.pdf or Tomek link removal 1976 https://ieeexplore.ieee.org/document/4309452.


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Insights

Last 30 days

This package has been downloaded 12,293 times in the last 30 days. The downloads are officially high enough to crash an underfunded departmental server. Quite an accomplishment! The following heatmap shows the distribution of downloads per day. Yesterday, it was downloaded 353 times.

Sun
Mon
Tue
Wed
Thu
Fri
Sat
240 downloadsMar 23, 2025
441 downloadsMar 24, 2025
390 downloadsMar 25, 2025
487 downloadsMar 26, 2025
383 downloadsMar 27, 2025
428 downloadsMar 28, 2025
247 downloadsMar 29, 2025
205 downloadsMar 30, 2025
373 downloadsMar 31, 2025
522 downloadsApr 1, 2025
532 downloadsApr 2, 2025
507 downloadsApr 3, 2025
353 downloadsApr 4, 2025
273 downloadsApr 5, 2025
227 downloadsApr 6, 2025
577 downloadsApr 7, 2025
456 downloadsApr 8, 2025
879 downloadsApr 9, 2025
402 downloadsApr 10, 2025
341 downloadsApr 11, 2025
322 downloadsApr 12, 2025
315 downloadsApr 13, 2025
582 downloadsApr 14, 2025
467 downloadsApr 15, 2025
662 downloadsApr 16, 2025
421 downloadsApr 17, 2025
387 downloadsApr 18, 2025
258 downloadsApr 19, 2025
263 downloadsApr 20, 2025
353 downloadsApr 21, 2025
0 downloadsApr 22, 2025
0 downloadsApr 23, 2025
0 downloadsApr 24, 2025
0 downloadsApr 25, 2025
0 downloadsApr 26, 2025
205
879

The following line graph shows the downloads per day. You can hover over the graph to see the exact number of downloads per day.

Last 365 days

This package has been downloaded 89,318 times in the last 365 days. An impressive feat! Enough downloads to make even seasoned academics take note. The day with the most downloads was Apr 09, 2025 with 879 downloads.

The following line graph shows the downloads per day. You can hover over the graph to see the exact number of downloads per day.

Data provided by CRAN


Binaries


Dependencies

  • Depends1 package
  • Imports14 packages
  • Suggests5 packages
  • Reverse Imports1 package
  • Reverse Suggests3 packages