---
dataset_info:
  features:
  - name: image
    dtype: image
  - name: label
    dtype: string
  - name: file
    dtype: string
  splits:
  - name: train
    num_bytes: 1749995
    num_examples: 981
  download_size: 1845563
  dataset_size: 1749995
configs:
- config_name: default
  data_files:
  - split: train
    path: data/train-*
license: unknown
---

# CK+ Dataset

## Overview

The CK+ dataset contains adapted data from the CK+ dataset, which includes 920 images of facial expressions. Each image has been preprocessed to 48x48 pixels, converted to grayscale, and cropped to focus on facial features using haarcascade_frontalface_default. 

## Emotions

The dataset labels emotions based on the following indices:

- 0: Anger (45 samples)
- 1: Disgust (59 samples)
- 2: Fear (25 samples)
- 3: Happiness (69 samples)
- 4: Sadness (28 samples)
- 5: Surprise (83 samples)
- 6: Neutral (593 samples)
- 7: Contempt (18 samples)

## Usage Split

The dataset is split into three parts for different purposes:

- Training: 80%
- PublicTest: 10%
- PrivateTest: 10%

## Citation

If you use this dataset in your research or work, please cite it as follows:

```bibtex
@misc{yourcitationkey,
  author       = {Your Name},
  title        = {CK+ Dataset},
  year         = {Year of Publication},
  publisher    = {Hugging Face Dataset Hub},
  journal      = {Hugging Face Hub},
  howpublished = {\url{https://huggingface.co/datasets/ckplus}},
  note         = {Accessed: YYYY-MM-DD}
}