Datasets:

faidrap
/

DCLM_German

license: cc-by-4.0
language:
  - de
multilinguality:
  - monolingual
size_categories:
  - 100K<n<1M
source_datasets:
  - original
task_categories:
  - text-generation
task_ids:
  - language-modeling
paperswithcode_id: null
pretty_name: DCLM German Dataset
tags:
  - pretraining
  - german
  - common-crawl
  - fasttext-filtered

DCLM German Dataset

This dataset contains German language data processed for LLM pretraining, filtered using FastText language detection.

Dataset Description

Language: German (de)
Size: 43,452 compressed JSONL files
Source: Common Crawl data
Processing: FastText language filtering
Format: JSONL compressed with gzip

Dataset Structure

The data is organized by Common Crawl snapshots:

/data/horse/ws/fapa811h-dclm-de/fasttext_de_filter_output/processed_data/CC-MAIN-2014-35/
├── cc_snapshot_1/
│   ├── subfolder_1/
│   │   ├── file_001.jsonl.gz
│   │   ├── file_002.jsonl.gz
│   │   └── ...
│   └── subfolder_2/
│       └── ...
└── cc_snapshot_2/
    └── ...

Data Fields

Each line in the JSONL files contains:

text: The filtered German text content
url: Source URL (if available)
timestamp: Processing timestamp
Additional metadata fields

Usage

from datasets import load_dataset

# Load the entire dataset
dataset = load_dataset("faidrap/DCLM_German")

# Load specific files/patterns
dataset = load_dataset("faidrap/DCLM_German", data_files="**/cc_snapshot_1/**/*.jsonl.gz")

# Stream for large datasets
dataset = load_dataset("faidrap/DCLM_German", streaming=True)

Example Data

[
  {
    "text": "Link zu diesem Datensatz\nPerson Benn, Tony\nAndere Namen Benn, Anthony W.\nWedgewood Benn, Anthony N.\nBenn, Anthony N.\nQuelle LCAuth, BLC (1976) gegen B 1986\nZeit Lebensdaten: 1925-2014\nLand Großbritann...",
    "metadata": {
      "WARC-Type": "response",
      "WARC-Date": "2014-08-31T00:55:33Z",
      "WARC-Record-ID": "<urn:uuid:7c1eb6e4-ca7d-45db-8532-327512f38e85>",
      "Content-Length": "7963",
      "Content-Type": "application/http; msgtype=response",
      "WARC-Warcinfo-ID": "<urn:uuid:7986c2c0-02c6-4aa2-bf61-e0ba102eec83>",
      "WARC-Concurrent-To": "<urn:uuid:8fac34c7-8aeb-4172-ac59-901f0cf8f5c4>",
      "WARC-IP-Address": "193.175.100.140",
      "WARC-Target-URI": "http://d-nb.info/gnd/118983296/about/html",
      "WARC-Payload-Digest": "sha1:LCYNHVTW44EVGQUJVSACQDW2LYWR5BMR",
      "WARC-Block-Digest": "sha1:LAXUCR2PMR5HYXFBDDJPAXQQHUWIH6CD"
    },
    "warcinfo": "robots: classic\r\nhostname: ip-10-180-136-8.ec2.internal\r\nsoftware: Nutch 1.6 (CC)/CC WarcExport 1.0\r\nisPartOf: CC-MAIN-2014-35\r\noperator: CommonCrawl Admin\r\ndescription: Wide crawl of the web with URLs provided by Blekko for August 2014\r\npublisher: CommonCrawl\r\nformat: WARC File Format 1.0\r\nconformsTo: http://bibnum.bnf.fr/WARC/WARC_ISO_28500_version1_latestdraft.pdf",
    "url": "http://d-nb.info/gnd/118983296/about/html",
    "language_id_whole_page_fasttext": {
      "de": 0.9169723987579346
    },
    "previous_word_count": 51,
    "fasttext_oh25_german_prob": 0.19228917360305786
  },
  {
    "text": "Sozialethiker Peter Schallenberg unterstreicht Bedeutung der Familie\n\nTagung der Katholischen Bundesarbeitsgemeinschaft für Einrichtungen der Familienbildung\n\n| 1100 klicks\n\nKÖLN, 1. Juni 2007 ( Der F...",
    "metadata": {
      "WARC-Type": "response",
      "WARC-Date": "2014-08-31T00:44:28Z",
      "WARC-Record-ID": "<urn:uuid:d3fe5c8a-5737-4b73-9642-85dc7a1a7cb0>",
      "Content-Length": "44468",
      "Content-Type": "application/http; msgtype=response",
      "WARC-Warcinfo-ID": "<urn:uuid:7986c2c0-02c6-4aa2-bf61-e0ba102eec83>",
      "WARC-Concurrent-To": "<urn:uuid:aa8fb03d-8433-4dab-90b9-9a3f531ac285>",
      "WARC-IP-Address": "144.202.233.155",
      "WARC-Target-URI": "http://www.zenit.org/de/articles/sozialethiker-peter-schallenberg-unterstreicht-bedeutung-der-familie",
      "WARC-Payload-Digest": "sha1:4ESTPSMFSGF2A7ACWF3FTSDYDIAGKSKB",
      "WARC-Block-Digest": "sha1:MPRG2PNQJA2A5RJEXHKELWKP2GD76OEN"
    },
    "warcinfo": "robots: classic\r\nhostname: ip-10-180-136-8.ec2.internal\r\nsoftware: Nutch 1.6 (CC)/CC WarcExport 1.0\r\nisPartOf: CC-MAIN-2014-35\r\noperator: CommonCrawl Admin\r\ndescription: Wide crawl of the web with URLs provided by Blekko for August 2014\r\npublisher: CommonCrawl\r\nformat: WARC File Format 1.0\r\nconformsTo: http://bibnum.bnf.fr/WARC/WARC_ISO_28500_version1_latestdraft.pdf",
    "url": "http://www.zenit.org/de/articles/sozialethiker-peter-schallenberg-unterstreicht-bedeutung-der-familie",
    "language_id_whole_page_fasttext": {
      "de": 0.9930596947669983
    },
    "previous_word_count": 293,
    "fasttext_oh25_german_prob": 0.043831586837768555
  }
]

License

This dataset is released under CC-BY-4.0 license. Please ensure compliance with Common Crawl's terms of use.

Citation

If you use this dataset, please cite:

@dataset{dclm_german,
  title={DCLM German Dataset},
  author={Your Name},
  year={2024},
  url={https://huggingface.co/datasets/faidrap/DCLM_German}
}