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Ambar

Overview

Dataset name: Ambar
Latest version: 2024
Available versions: 2024
Source: https://github.com/davidcontrerasaguilar/AMBAR

The AMBAR dataset is a dataset in the music domain. It contains both user feedback and attributes, including sensitive features. The users have been anonymized.

Citation

@inproceedings{DBLP:conf/recsys/GomezCBS24,
author       = {Elizabeth G{\'{o}}mez and
                David Contreras and
                Ludovico Boratto and
                Maria Salam{\'{o}}},
title        = {{AMBAR:} {A} dataset for Assessing Multiple Beyond-Accuracy Recommenders},
booktitle    = {RecSys},
pages        = {137--147},
publisher    = {{ACM}},
year         = {2024}
}

Version: 2024

Data Sources

Name Source type Archive URL Checksum
ratings HttpSource False https://raw.githubusercontent.com/davidcontrerasaguilar/AMBAR/refs/heads/main/data/AMBAR/ratings_info.csv md5:c4ee943350b7ee42b167a3f3ee525005
artists HttpSource False https://raw.githubusercontent.com/davidcontrerasaguilar/AMBAR/refs/heads/main/data/AMBAR/artists_info.csv md5:8c15a03f15f8a926e41f0689ca66c650
tracks HttpSource False https://raw.githubusercontent.com/davidcontrerasaguilar/AMBAR/refs/heads/main/data/AMBAR/tracks_info.csv md5:872e2375da31c56e0d26ead87343fb71
users HttpSource False https://raw.githubusercontent.com/davidcontrerasaguilar/AMBAR/refs/heads/main/data/AMBAR/users_info.csv md5:d17cd7396ed88915495fc58537490d4b

Resources

ratings

  • Type: interactions
  • Format: transactions_tabular
  • Required: yes
  • Source: ratings
  • Filename: ratings_info.csv

Schema

sep: ','
user_col: user_id
item_col: track_id
rating_col: rating
header: 0

artists

  • Type: content
  • Source: artists
  • Filename: artists_info.csv
  • About: items

tracks

  • Type: content
  • Source: tracks
  • Filename: tracks_info.csv
  • About: items

users

  • Type: content
  • Source: users
  • Filename: users_info.csv
  • About: users

Dataset Characteristics

Computed at: 2025-12-15

Metric Value
n_users 31013
n_items 443921
n_interactions 3311462
space_size 117.33423188907831
space_size_log 2.069424734636089
shape 0.06986152941627001
shape_log -1.1557619109718333
density 0.00024053058441535148
density_log -3.618829693517537
gini_item 0.7527298907837248
gini_user 0.26300532146144723
ratings_per_user 106.77657756424725
ratings_per_item 7.4595750144732955

License & Usage

Please refer to the official dataset page for licensing and usage restrictions. https://github.com/davidcontrerasaguilar/AMBAR