NEWS

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grouper 0.7.3 (2026-07-08)

• Removed R from DBA and PBA models
• Added Big-M notation for DBA model
• Improved Shiny interface

grouper 0.7.2

• Added single_semester extraction for multi-role allocations without prior workload data.
• Moved multi-role semester capacity to extraction so model preparation uses the stored C.
• Updated the Shiny workload apps to run the multi-role engine directly.

grouper 0.7.1

• Renamed the bundled workload data to multirole_*.
• Expanded the workload examples with a complete TA/GR workflow.
• Documented the single-semester synthetic prior-workload convention.

grouper 0.7.0

• Added the multi-role workload allocation engine and wrapper support.
• Added independent TA/GR preferences, fairness, and cohort protection.
• Omitted objective components and supporting model structure when their weights are NULL or zero.
• Retained the existing PhD workflow and Shiny applications.

grouper 0.6.2

• Unified all three shiny apps into a single app with 3 tabs.
• Added wrapper function for solving and post-processing in one step.
• Added configurable four-value seniority scoring for the PhD model's E-allocation objective while retaining year-based cohort constraints.
• Clarified that PhD preference matrices may use user-defined numeric scores.
• Added protected_year to choose which Year 1-4 cohort receives the PhD model's soft TA-load protection.

grouper 0.6.1

• Added wrapper functions for extracting information.
• Added unit tests for main functions under R/
• Added shiny app for PhD workload allocation model.

grouper 0.6.0

• Added a PhD workload allocation model, with associated extraction and post-processing functions.
• Modularized model preparation and added a wrapper for easier use.
• Updated data/ testing datasets for the PhD model.
• Added a PhD-model vignette and expanded sanity checks to include a sample workflow.
• Deployed the pkgdown website.

grouper 0.5.1

• Added functionality to choose solver
• Added status message to shiny app

grouper 0.5.0 (2025-10-16)

• Added shiny apps (one for dba and one for pba) to inst/shiny/ folder

grouper 0.4.0

• Added functionality to use custom dissimilarity matrix in DBA
• Vignette examples added for above, and to demonstrate use of arrays in YAML file.

grouper 0.3.0

• Removed gurobi from Suggests
• Datasets in mytesting updated
• Quarto documents in mytesting/ updated

grouper 0.2.0

• Name change from groupr to grouper.

grouper 0.1.0

• Initial version of package.