# Capacitated Vehicle Routing Problem on Explosion CVRP 500

Source: [Capacitated Vehicle Routing Problem on Explosion CVRP 500](<https://www.sota2.com/research/sota/capacitated-vehicle-routing-problem-on-explosion-cvrp-500>)

Collection index: [llms.txt](<https://www.sota2.com/research/llms.txt>)

Data updated: 2026-06-04T09:03:26.395Z

Evaluation of algorithms solving the Capacitated Vehicle Routing Problem (CVRP) using instances from the Explosion CVRP 500 dataset, reporting Optimality Gap (Before/After), Improvement, and Runtime.

A research result applies to its stated dataset, split, metric and evaluation configuration. Compare like-for-like settings, preserve the metric's unit and direction, and distinguish paper-reported results from independent reproduction. The best result recorded here is not a claim of exhaustive, current global coverage.

| Scope | Recorded value |
| --- | --- |
| Task | Capacitated Vehicle Routing Problem |
| Dataset (including any stated split) | Explosion CVRP 500 |
| Metric | Optimality Gap (Before) |
| Unit | PERCENT |
| Direction | Lower is better |
| Results loaded | 11 of 11 |
| Coverage | All results currently returned for this benchmark |

Evaluation settings may differ between results. The original papers and recorded configurations are needed to establish comparability. A shared metric name alone does not establish an identical protocol.

## Metrics

- [Optimality Gap (Before)](<https://www.sota2.com/research/sota/capacitated-vehicle-routing-problem-on-explosion-cvrp-500.md?metric=Optimality%20Gap%20(Before)>): Lower is better; unit: PERCENT.

- [Optimality Gap (After)](<https://www.sota2.com/research/sota/capacitated-vehicle-routing-problem-on-explosion-cvrp-500.md?metric=Optimality%20Gap%20(After)>): Lower is better; unit: PERCENT.

- [Improvement](<https://www.sota2.com/research/sota/capacitated-vehicle-routing-problem-on-explosion-cvrp-500.md?metric=Improvement>): Higher is better; unit: PERCENT.

- [Runtime](<https://www.sota2.com/research/sota/capacitated-vehicle-routing-problem-on-explosion-cvrp-500.md?metric=Runtime>): Lower is better; unit: TIME.

## Recorded results

| Method | Optimality Gap (Before) | Result date | Report paper |
| --- | --- | --- | --- |
| (Near-)Optimality | 0 | Not recorded | 68fa79711e209131cea7da6c |
| INViT-1V+ASAP w/ MAML | 12.19 | Not recorded | 68fa79711e209131cea7da6c |
| INViT-1V+ASAP w/ MAML(Tune All) | 12.19 | Not recorded | 68fa79711e209131cea7da6c |
| INViT-1V+ASAP w/o MAML | 12.66 | Not recorded | 68fa79711e209131cea7da6c |
| INViT-1V+MAML | 13.55 | Not recorded | 68fa79711e209131cea7da6c |
| INViT-1V | 14.18 | Not recorded | 68fa79711e209131cea7da6c |
| POMO+ASAP w/ MAML | 19.78 | Not recorded | 68fa79711e209131cea7da6c |
| POMO+ASAP w/ MAML(Tune All) | 19.78 | Not recorded | 68fa79711e209131cea7da6c |
| POMO+ASAP w/o MAML | 20.22 | Not recorded | 68fa79711e209131cea7da6c |
| POMO+MAML | 23.12 | Not recorded | 68fa79711e209131cea7da6c |
| POMO | 25.19 | Not recorded | 68fa79711e209131cea7da6c |

### (Near-)Optimality

Optimality Gap (Before): 0. Result ID: 6a213f54fbc373592c1cfcdc.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

Recorded evaluation configuration: {"Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### INViT-1V+ASAP w/ MAML

Optimality Gap (Before): 12.19. Result ID: 6a213f54fbc373592c1cfce5.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

Recorded evaluation configuration: {"Policy":"INViT-1V+ASAP w/ MAML","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### INViT-1V+ASAP w/ MAML(Tune All)

Optimality Gap (Before): 12.19. Result ID: 6a213f54fbc373592c1cfce6.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

Recorded evaluation configuration: {"Policy":"INViT-1V+ASAP w/ MAML(Tune All)","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### INViT-1V+ASAP w/o MAML

Optimality Gap (Before): 12.66. Result ID: 6a213f54fbc373592c1cfce3.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

Recorded evaluation configuration: {"Policy":"INViT-1V+ASAP w/o MAML","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### INViT-1V+MAML

Optimality Gap (Before): 13.55. Result ID: 6a213f54fbc373592c1cfce4.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa63861e209131ce9ff3e8.md>)

Recorded evaluation configuration: {"Policy":"INViT-1V+MAML","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### INViT-1V

Optimality Gap (Before): 14.18. Result ID: 6a213f54fbc373592c1cfce2.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa73541e209131cea5bde3.md>)

Recorded evaluation configuration: {"Policy":"INViT-1V","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### POMO+ASAP w/ MAML

Optimality Gap (Before): 19.78. Result ID: 6a213f54fbc373592c1cfce0.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

Recorded evaluation configuration: {"Policy":"POMO+ASAP w/ MAML","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### POMO+ASAP w/ MAML(Tune All)

Optimality Gap (Before): 19.78. Result ID: 6a213f54fbc373592c1cfce1.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

Recorded evaluation configuration: {"Policy":"POMO+ASAP w/ MAML(Tune All)","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### POMO+ASAP w/o MAML

Optimality Gap (Before): 20.22. Result ID: 6a213f54fbc373592c1cfcde.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

Recorded evaluation configuration: {"Policy":"POMO+ASAP w/o MAML","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### POMO+MAML

Optimality Gap (Before): 23.12. Result ID: 6a213f54fbc373592c1cfcdf.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa63861e209131ce9ff3e8.md>)

Recorded evaluation configuration: {"Policy":"POMO+MAML","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

### POMO

Optimality Gap (Before): 25.19. Result ID: 6a213f54fbc373592c1cfcdd.

[Reporting paper](<https://www.sota2.com/research/paper/68fa79711e209131cea7da6c.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6a551e209131cea27774.md>)

Recorded evaluation configuration: {"Policy":"POMO","Fine-tuning split (FT)":"CVRP-100"}. This record does not assert independent reproduction.

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