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---
license: unknown
size_categories:
- 1K<n<10K
tags:
- online handwriting
- offline handwriting
- signature
- verification
configs:
- config_name: default
  data_files:
  - split: train
    path: data/train-*
  - split: test
    path: data/test-*
dataset_info:
  features:
  - name: image
    dtype: image
  - name: label
    dtype:
      class_label:
        names:
          '0': genuine
          '1': forgeries
  - name: forger
    dtype: int32
  - name: writer
    dtype: uint32
  - name: attempt
    dtype: uint32
  splits:
  - name: train
    num_bytes: 240159596.0
    num_examples: 937
  - name: test
    num_bytes: 466376280.094
    num_examples: 2534
  download_size: 793149429
  dataset_size: 706535876.094
---

# ICDAR 2011 Signature Verification Competition (SigComp2011)

![](http://www.iapr-tc11.org/mediawiki/images/thumb/SigComp2011_Sample.jpg/400px-SigComp2011_Sample.jpg)

## Dataset Description

- **Homepage**: http://iapr-tc11.org/mediawiki/index.php/ICDAR_2011_Signature_Verification_Competition_(SigComp2011)

## Description

The collection contains simultaneously acquired online and offline samples.
The collection contains offline and online signature samples.
The offline dataset comprises PNG images, scanned at 400 dpi, RGB color.
The online dataset comprises ascii files with the format: X, Y, Z (per line). 

Marcus Liwicki, Michael Blumenstein, Elisa van den Heuvel, Charles E.H. Berger, Reinoud D. Stoel, Bryan Found, Xiaohong Chen, Muhammad Imran Malik.
"SigComp11: Signature Verification Competition for On- and Offline Skilled Forgeries", Proc. 11th Int. Conference on Document Analysis and Recognition, 2011