# 5-way 5-shot Classification on TieredImageNet (Outlier Noise Robustness)

Source: [5-way 5-shot Classification on TieredImageNet (Outlier Noise Robustness)](<https://www.sota2.com/research/sota/5-way-5-shot-classification-on-tieredimagenet-outlier-noise-robustness>)

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

Data updated: 2026-02-26T05:33:58.350Z

Evaluation of 5-way, 5-shot few-shot image classification performance on TieredImageNet, specifically measuring accuracy under varying levels of input outlier noise (0% to 60%).

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 | 5-way 5-shot Classification |
| Dataset (including any stated split) | TieredImageNet |
| Metric | Accuracy (0% Noise) |
| Unit | PERCENT |
| Direction | Higher is better |
| Results loaded | 16 of 16 |
| 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

- [Accuracy (0% Noise)](<https://www.sota2.com/research/sota/5-way-5-shot-classification-on-tieredimagenet-outlier-noise-robustness.md?metric=Accuracy%20(0%25%20Noise)>): Higher is better; unit: PERCENT.

- [Accuracy (20% Noise)](<https://www.sota2.com/research/sota/5-way-5-shot-classification-on-tieredimagenet-outlier-noise-robustness.md?metric=Accuracy%20(20%25%20Noise)>): Higher is better; unit: PERCENT.

- [Accuracy (40% Noise)](<https://www.sota2.com/research/sota/5-way-5-shot-classification-on-tieredimagenet-outlier-noise-robustness.md?metric=Accuracy%20(40%25%20Noise)>): Higher is better; unit: PERCENT.

- [Accuracy (60% Noise)](<https://www.sota2.com/research/sota/5-way-5-shot-classification-on-tieredimagenet-outlier-noise-robustness.md?metric=Accuracy%20(60%25%20Noise)>): Higher is better; unit: PERCENT.

## Recorded results

| Method | Accuracy (0% Noise) | Result date | Report paper |
| --- | --- | --- | --- |
| Oracle | 71.42 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Vanilla ProtoNet | 71.42 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Baseline++ | 71.29 | Not recorded | 68fa6d1b1e209131cea37c7f |
| RNNP | 71.28 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Spatial median prototypes (Median) | 71.28 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Similarity weighted prototypes (Euclidean) | 71.28 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Similarity weighted prototypes (Absolute) | 71.17 | Not recorded | 68fa6d1b1e209131cea37c7f |
| TraNFS-3 | 71.13 | Not recorded | 68fa6d1b1e209131cea37c7f |
| TraNFS-2 | 70.83 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Similarity weighted prototypes (Cosine) | 70.79 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Linear Classifier | 69.6 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Matching Networks | 64.99 | Not recorded | 68fa6d1b1e209131cea37c7f |
| MAML | 63.9 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Nearest k = 5 | 59.25 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Nearest k = 1 | 58.89 | Not recorded | 68fa6d1b1e209131cea37c7f |
| Nearest k = 3 | 58.38 | Not recorded | 68fa6d1b1e209131cea37c7f |

### Oracle

Accuracy (0% Noise): 71.42. Result ID: 698f8f023a6c314849fa193f.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa636e1e209131ce9febd3.md>)

Recorded evaluation configuration: {"Protocol":"5-way 5-shot"}. This record does not assert independent reproduction.

### Vanilla ProtoNet

Accuracy (0% Noise): 71.42. Result ID: 698f8f023a6c314849fa1946.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa636e1e209131ce9febd3.md>)

Recorded evaluation configuration: {"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Baseline++

Accuracy (0% Noise): 71.29. Result ID: 698f8f023a6c314849fa1947.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa66e41e209131cea12e8a.md>)

[Implementation](<https://github.com/wyharveychen/CloserLookFewShot>)

Recorded evaluation configuration: {"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### RNNP

Accuracy (0% Noise): 71.28. Result ID: 698f8f023a6c314849fa1948.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa68c21e209131cea1e1c8.md>)

Recorded evaluation configuration: {"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Spatial median prototypes (Median)

Accuracy (0% Noise): 71.28. Result ID: 698f8f023a6c314849fa1949.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Implementation](<https://github.com/facebookresearch/noisy_few_shot>)

Recorded evaluation configuration: {"Aggregation method":"Median","Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Similarity weighted prototypes (Euclidean)

Accuracy (0% Noise): 71.28. Result ID: 698f8f023a6c314849fa194b.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Implementation](<https://github.com/facebookresearch/noisy_few_shot>)

Recorded evaluation configuration: {"Aggregation method":"Euclidean distance weighting","Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Similarity weighted prototypes (Absolute)

Accuracy (0% Noise): 71.17. Result ID: 698f8f023a6c314849fa194a.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Implementation](<https://github.com/facebookresearch/noisy_few_shot>)

Recorded evaluation configuration: {"Aggregation method":"Absolute distance weighting","Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### TraNFS-3

Accuracy (0% Noise): 71.13. Result ID: 698f8f023a6c314849fa194e.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Implementation](<https://github.com/facebookresearch/noisy_few_shot>)

Recorded evaluation configuration: {"Number of Layers":3,"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### TraNFS-2

Accuracy (0% Noise): 70.83. Result ID: 698f8f023a6c314849fa194d.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Implementation](<https://github.com/facebookresearch/noisy_few_shot>)

Recorded evaluation configuration: {"Number of Layers":2,"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Similarity weighted prototypes (Cosine)

Accuracy (0% Noise): 70.79. Result ID: 698f8f023a6c314849fa194c.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Implementation](<https://github.com/facebookresearch/noisy_few_shot>)

Recorded evaluation configuration: {"Aggregation method":"Cosine similarity weighting","Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Linear Classifier

Accuracy (0% Noise): 69.6. Result ID: 698f8f023a6c314849fa1943.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa66e41e209131cea12e8a.md>)

[Implementation](<https://github.com/wyharveychen/CloserLookFewShot>)

Recorded evaluation configuration: {"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Matching Networks

Accuracy (0% Noise): 64.99. Result ID: 698f8f023a6c314849fa1944.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

[Method origin paper](<https://www.sota2.com/research/paper/68fa63e81e209131cea015ca.md>)

[Implementation](<https://goo.gl/e3orz6>)

Recorded evaluation configuration: {"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### MAML

Accuracy (0% Noise): 63.9. Result ID: 698f8f023a6c314849fa1945.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

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

Recorded evaluation configuration: {"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Nearest k = 5

Accuracy (0% Noise): 59.25. Result ID: 698f8f023a6c314849fa1942.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

Recorded evaluation configuration: {"k":5,"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Nearest k = 1

Accuracy (0% Noise): 58.89. Result ID: 698f8f023a6c314849fa1940.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

Recorded evaluation configuration: {"k":1,"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

### Nearest k = 3

Accuracy (0% Noise): 58.38. Result ID: 698f8f023a6c314849fa1941.

[Reporting paper](<https://www.sota2.com/research/paper/68fa6d1b1e209131cea37c7f.md>)

Recorded evaluation configuration: {"k":3,"Backbone":"4-layer convolutional"}. This record does not assert independent reproduction.

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