OpenCompass/configs/datasets/inference_ppl/README.md
Que Haoran a244453d9e
[Feature] Support inference ppl datasets (#1315)
* commit inference ppl datasets

* revised format

* revise

* revise

* revise

* revise

* revise

* revise
2024-07-22 17:59:30 +08:00

27 lines
767 B
Markdown

# Inference-PPL Datasets
- **Description**: Compute the loss only on the labeled positions, especially used for reasoning corpus.
- **Datasets**: cn-reasoning-val.jsonl (example datasets, inference-ppl can be generalized to more corpus).
# PPL Computation
$$ \text{ppl} = - \frac{1}{n} \sum_{i=0}^n \sum_{c=0}^{vocab\_size} y_{i,c} \log p_{i,c} \tag{1} $$
where Eq. (1) is the normal mean ppl computation formula, for inference-ppl, we only compute the average score based on pre-labeled position.
# Quick Start
```shell
cd opencompass
python run.py configs/eval_inference_ppl.py
```
# Some results
| Model | Result |
| ----------- | ----------- |
| Qwen1.5-7b | 0.59 |
| Qwen1.5-14b | 0.54 |
| Llama2-7b | 0.49 |
| Llama2-13b | 0.43 |