GroupMixer
Feasible
5/5
valid attempts
Best cost 2,409 · median 2,422
Canonical case report
Partial-attendance keep-apart capacity pressure, 152 participants
The deterministic partial-attendance capacity workload extended with dense session-scoped hard separation windows.
- People
- 152
- Groups
- 12
- Sessions
- 6
- Deadline
- 300s
Canonical input sha256:ea0b135ec480fdc43ca7a335343b0aa93854dc1c4fe9d92391b42a127bb6431d
Result at the declared limit
Google OR-Tools CP-SAT
Feasible
1/5
valid attempts
Best cost 8,037 · median 8,037
Social Golfer Online
Unsupported
0/0
valid attempts
The product cannot express the full canonical combination of partial attendance, capacity pressure, attributes, placements, encounters, and hard pair rules.
Every native attempt
| Tool / attempt | Status | Cost | Wall time | Peak RSS |
|---|---|---|---|---|
| GroupMixer · seed-101 | feasible timeout | 2,409 | 299.764s | 28 MiB |
| GroupMixer · seed-202 | feasible timeout | 2,409 | 299.802s | 28 MiB |
| GroupMixer · seed-303 | feasible timeout | 2,437 | 300.061s | 29 MiB |
| GroupMixer · seed-404 | feasible timeout | 2,457 | 299.725s | 28 MiB |
| GroupMixer · seed-505 | feasible timeout | 2,422 | 299.748s | 28 MiB |
| Google OR-Tools CP-SAT · seed-101 | no solution timeout | — | 300.021s | 4,231 MiB |
| Google OR-Tools CP-SAT · seed-202 | feasible timeout | 8,037 | 299.442s | 4,236 MiB |
| Google OR-Tools CP-SAT · seed-303 | no solution timeout | — | 300.063s | 4,117 MiB |
| Google OR-Tools CP-SAT · seed-404 | no solution timeout | — | 300.018s | 3,984 MiB |
| Google OR-Tools CP-SAT · seed-505 | no solution timeout | — | 300.008s | 4,237 MiB |
Pair-frequency distribution
| Meetings | Participant pairs |
|---|---|
| 1 | 1896 |
| 2 | 88 |
| 3 | 24 |
| 4 | 11 |
- Unique contacts
- 2,019
- Repeat excess
- 169
- Repeated pairs
- 123
- Worst pair count
- 4
- Min contacts / person
- 18
- Mean contacts / person
- 26.57
Configurations and eligibility
Barasu-kun
Unsupportedunsupported-mixed-semanticsThe product cannot express the full canonical combination of partial attendance, capacity pressure, attributes, placements, encounters, and hard pair rules.
GolfSoftware Play All
Unsupportedunsupported-mixed-semanticsThe product cannot express the full canonical combination of partial attendance, capacity pressure, attributes, placements, encounters, and hard pair rules.
Good-Enough Golfers
Unsupportedunsupported-mixed-semanticsThe product cannot express the full canonical combination of partial attendance, capacity pressure, attributes, placements, encounters, and hard pair rules.
GroupMixer
Feasibleauto-extreme-8-defaultsGurobi
Unavailableunavailable-licenseNo runnable licensed environment and reproducible formulation are available for v1.
Hexaly
Unavailableunavailable-licenseNo runnable licensed environment and reproducible formulation are available for v1.
Optimal Group Generator
Unsupportedunsupported-mixed-semanticsThe product cannot express the full canonical combination of partial attendance, capacity pressure, attributes, placements, encounters, and hard pair rules.
Google OR-Tools CP-SAT
Feasibleortools-cpsat-case-formulations-v1:generic-staged-heavy-v4Social Golfer Online
Unsupportedunsupported-mixed-semanticsThe product cannot express the full canonical combination of partial attendance, capacity pressure, attributes, placements, encounters, and hard pair rules.
TourneyCard Golf Randomizer
Unsupportedunsupported-mixed-semanticsThe product cannot express the full canonical combination of partial attendance, capacity pressure, attributes, placements, encounters, and hard pair rules.
UTEKAR Random Team Generator
Unsupportedunsupported-mixed-semanticsThe product cannot express the full canonical combination of partial attendance, capacity pressure, attributes, placements, encounters, and hard pair rules.
Reproduce and inspect
Use the frozen scenario and publication revision. The archive contains selected attempts, requests, schedules, logs, implementation references, and checksums.
gm-scenarios materialize internal.partial-attendance-keep-apart-capacity-pressure-152p.v1 --pretty --output case.jsonRevision and disclosure
Publication revision 9. GroupMixer authors this benchmark and the published OR-Tools formulations. Returned schedules are evaluated against the same canonical scenario rules.
No external incumbent, repaired schedule, or cross-solver hint is admitted by the selected evidence contract.