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---
dataset_info:
features:
- name: main_category
dtype: string
- name: title
dtype: string
- name: average_rating
dtype: float64
- name: rating_number
dtype: int64
- name: features
sequence: string
- name: description
sequence: string
- name: price
dtype: string
- name: images
struct:
- name: hi_res
sequence: string
- name: large
sequence: string
- name: thumb
sequence: string
- name: variant
sequence: string
- name: videos
struct:
- name: title
sequence: string
- name: url
sequence: string
- name: user_id
sequence: string
- name: store
dtype: string
- name: categories
sequence: string
- name: details
dtype: string
- name: parent_asin
dtype: string
- name: bought_together
dtype: 'null'
- name: subtitle
dtype: string
- name: author
dtype: string
- name: reviews
list:
- name: author
dtype: string
- name: average_rating
dtype: float64
- name: bought_together
dtype: 'null'
- name: categories
sequence: string
- name: description
sequence: string
- name: details
dtype: string
- name: features
sequence: string
- name: images
struct:
- name: hi_res
sequence: string
- name: large
sequence: string
- name: thumb
sequence: string
- name: variant
sequence: string
- name: main_category
dtype: string
- name: parent_asin
dtype: string
- name: price
dtype: string
- name: rating_number
dtype: int64
- name: store
dtype: string
- name: subtitle
dtype: string
- name: title
dtype: string
- name: videos
struct:
- name: title
sequence: string
- name: url
sequence: string
- name: user_id
sequence: string
- name: qa_pairs
list:
- name: answers
list:
- name: answer
dtype: string
- name: candidate
dtype: string
- name: label
dtype: int64
- name: question
dtype: string
- name: asin
dtype: string
splits:
- name: train
num_bytes: 34809677
num_examples: 2980
download_size: 15740449
dataset_size: 34809677
configs:
- config_name: default
data_files:
- split: train
path: data/train-*
---
# Amazon Combined Dataset
## Data Fields
| Field | Type | Explanation |
| ----- | ---- | ----------- |
| main_category | str | Main category (i.e., domain) of the product. |
| title | str | Name of the product. |
| average_rating | float | Rating of the product shown on the product page. |
| rating_number | int | Number of ratings in the product. |
| features | list | Bullet-point format features of the product. |
| description | list | Description of the product. |
| price | float | Price in US dollars (at time of crawling). |
| images | list | Images of the product. Each image has different sizes (thumb, large, hi_res). The “variant” field shows the position of image. |
| videos | list | Videos of the product including title and url. |
| store | str | Store name of the product. |
| categories | list | Hierarchical categories of the product. |
| details | dict | Product details, including materials, brand, sizes, etc. |
| asin | str | ID of the product. |
| parent_asin | str | Parent ID of the product (should be same as ASIN) |
| bought_together | list | Recommended bundles from the websites. |
| reviews | list[Review] | List of User Reviews, see below. |
| qa_pairs | list[str, list[Answers]] | List with question text and list of Answers, see below. |
### For User Reviews
| Field | Type | Explanation |
| ----- | ---- | ----------- |
| rating | float | Rating of the product (from 1.0 to 5.0). |
| title | str | Title of the user review. |
| text | str | Text body of the user review. |
| images | list | Images that users post after they have received the product. Each image has different sizes (small, medium, large), represented by the small_image_url, medium_image_url, and large_image_url respectively. |
| asin | str | ID of the product. |
| parent_asin | str | Parent ID of the product. Note: Products with different colors, styles, sizes usually belong to the same parent ID. The “asin” in previous Amazon datasets is actually parent ID. <b>Please use parent ID to find product meta.</b> |
| user_id | str | ID of the reviewer |
| timestamp | int | Time of the review (unix time) |
| verified_purchase | bool | User purchase verification |
| helpful_vote | int | Helpful votes of the review |
### For Answers
| Field | Type | Explanation |
| ----- | ---- | ----------- |
| answer | str | manually written natural-sounding answer if label >= 1 |
| candidate | str | Text used to justify answer |
| label | int | 2 means fully answering, 1 means helpful but not fully answering, 0 means irrelevant |
## Datasets Used
[Amazon Reviews 2023](https://huggingface.co/datasets/McAuley-Lab/Amazon-Reviews-2023)
```
@article{hou2024bridging,
title={Bridging Language and Items for Retrieval and Recommendation},
author={Hou, Yupeng and Li, Jiacheng and He, Zhankui and Yan, An and Chen, Xiusi and McAuley, Julian},
journal={arXiv preprint arXiv:2403.03952},
year={2024}
}
```
[ePQA](https://github.com/amazon-science/contextual-product-qa)
```
@article{shen2023xpqa,
title={xPQA: Cross-Lingual Product Question Answering across 12 Languages},
author={Shen, Xiaoyu and Asai, Akari and Byrne, Bill and de Gispert, Adri{\`a}},
journal={arXiv preprint arXiv:2305.09249},
year={2023}
}
```
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