license: other
license_name: cc-by
license_link: https://freebooks.gr/
language:
- el
Data Info:
A collection of Greek digital books harvested from freebooks.gr, a platform providing free digital books in Greek and other languages.The corpus covers a range of literary, educational, religious, scientific, social-science, children's and other Greek-language materials. The corpus contains book metadata together with extracted textual content from downloadable files.Text was extracted from PDF, DOC, DOCX, and EPUB files using native text extraction and OCR where necessary. The dataset contains 472 books.
Dataset Structure:
| Field | Description | Filled | Unique values | Example |
|---|---|---|---|---|
book_id |
Short ID from the freebooks.gr URL | 472 | 472 | wZEY |
url |
Book page on freebooks.gr | 472 | 472 | https://freebooks.gr/βιβλίο/wZEY/… |
title |
Title | 467 | 465 | Universo: Η αναζήτηση του χειμώνα |
author |
Author (dates removed) | 464 | 297 | Μαριέλλα Δραγώνα |
author_birth |
Author's year of birth, when it appears in brackets | 13 | 3 | 1923 |
author_death |
Author's year of death | 13 | 3 | 1995 |
categories |
Categories, separated by ; |
472 | 117 | Φαντασίας |
primary_category |
First category | 472 | 79 | Ποίηση |
n_categories |
Number of categories | 472 | 6 | 1 |
description |
Description from the site | 467 | 456 | Η ζωή είναι γεμάτη μυστήρια… |
description_chars |
Length of the description in characters | 472 | 369 | 942 |
file_url |
Download link for the source file | 467 | 467 | https://freebooks.gr/storage/file/… |
file_ext |
Source file type | 467 | 4 | pdf |
book_stem |
File name without extension | 467 | 467 | wZEY-Universo-Η-αναζήτηση-του-χειμώνα |
text_source |
Method used to obtain the text | 472 | 6 | text layer |
has_text |
Whether text was successfully extracted | 472 | 2 | True |
text_chars |
Number of characters in the extracted text | 472 | 449 | 487880 |
text_words |
Number of words in the extracted text | 472 | 446 | 80339 |
isbn |
ISBN found in the front matter and checksum-validated | 208 | 208 | 9786180069235 |
year_detected |
Publication year detected from the front matter | 379 | 38 | 2020 |
cc_license_detected |
Creative Commons licence detected in the book | 169 | 15 | CC BY-NC-ND 4.0 |
mentions_open_access |
Whether the book mentions free distribution or open access | 472 | 2 | True |
forbids_commercial_use |
Whether a restriction on commercial use was detected | 472 | 2 | True |
copyright_notice |
Whether a copyright notice was detected | 472 | 2 | True |
all_rights_reserved |
Whether an "All rights reserved" statement was detected | 472 | 2 | True |
Dataset Statistics:
Words:8,279,314
Tokens: 12,156,424
License:
Content is either published under a Creative Commons license or made available with the author’s permission. The specific license should be checked for each individual book.
Contact:
For feedback contact: glossapi.team@eellak.gr
Gated Access:
This dataset is distributed through Hugging Face's gated access mechanism. To request access, please provide a brief description of your project and, where applicable, a project, repository, or company URL.
By requesting access to this dataset, you acknowledge that the dataset maintainers may contact you regarding your access request and matters directly related to the administration, maintenance, security, responsible use, and licensing of the dataset, where necessary and in accordance with applicable data protection laws.