Outputs (55)

Efficient and effective OCR engine training (2019)
Journal Article
Clausner, C., Antonacopoulos, A., & Pletschacher, S. (2020). Efficient and effective OCR engine training. International Journal on Document Analysis and Recognition, 23(1), 73-78. https://doi.org/10.1007/s10032-019-00347-8

We present an efficient and effective approach to train OCR engines using the Aletheia document analysis system. All components required for training are seamlessly integrated into Aletheia: training data preparation, the OCR engine’s training proces... Read More about Efficient and effective OCR engine training.

Crowdsourcing historical tabular data : 1961 census of England and Wales (2019)
Conference Proceeding
Clausner, C., Hayes, J., & Antonacopoulos, A. (2019). Crowdsourcing historical tabular data : 1961 census of England and Wales. In Proceedings of the 5th International Workshop on Historical Document Imaging and Processing - HIP '19. https://doi.org/10.1145/3352631.3352643

This paper describes how crowdsourcing can be incorporated as an integral part of a comprehensive technical workflow to identify, extract and validate data from large volumes of printed tabular statistics, and transform them into operable digital dat... Read More about Crowdsourcing historical tabular data : 1961 census of England and Wales.

Towards the extraction of statistical information from digitised numerical tables - the Medical Officer of Health reports scoping study (2019)
Conference Proceeding
Clausner, C., Antonacopoulos, A., Henshaw, C., & Hayes, J. (2019). Towards the extraction of statistical information from digitised numerical tables - the Medical Officer of Health reports scoping study. In DATeCH2019 Proceedings of the 3rd International Conference on Digital Access to Textual Cultural Heritage. https://doi.org/10.1145/3322905.3322932

Numerical data of considerable significance is present in historical documents in tabular form. Due to the challenges involved in the extraction of this data from the scanned documents it is not available to researchers in a useful representation tha... Read More about Towards the extraction of statistical information from digitised numerical tables - the Medical Officer of Health reports scoping study.

Highlights of the novel dewaterability estimation test (DET) device (2019)
Journal Article
Scholz, M., Almuktar, S., Clausner, C., & Antonacopoulos, A. (2020). Highlights of the novel dewaterability estimation test (DET) device. Environmental Technology, 41(20), 2594-2602. https://doi.org/10.1080/09593330.2019.1575916

Many industries, which are producing sludge in large quantities, depend on sludge dewatering technology to reduce the corresponding water content. A key design parameter for dewatering equipment is the capillary suction time (CST) test, which has, ho... Read More about Highlights of the novel dewaterability estimation test (DET) device.

ICFHR 2018 Competition on recognition of historical Arabic scientific manuscripts - RASM2018 (2018)
Conference Proceeding
Clausner, C., Antonacopoulos, A., McGregor, N., & Wilson-Nunn, D. (2018). ICFHR 2018 Competition on recognition of historical Arabic scientific manuscripts - RASM2018. . https://doi.org/10.1109/ICFHR-2018.2018.00088

This paper presents an objective comparative evaluation of page analysis and recognition methods for historical scientific manuscripts with text in Arabic language and script. It describes the competition (modus operandi, dataset and evaluation metho... Read More about ICFHR 2018 Competition on recognition of historical Arabic scientific manuscripts - RASM2018.

Security and usability in a hybrid property based graphical authentication system (2018)
Thesis
Suru, H. (in press). Security and usability in a hybrid property based graphical authentication system. (Thesis). University of Salford

Alphanumeric text and PINs continue to be the dominant authentication methods in spite of the numerous concerns by security researchers of their inability to properly address usability and security flaws and to effectively combine usability and secur... Read More about Security and usability in a hybrid property based graphical authentication system.

Ontology and framework for semantic labelling of document data and software methods (2018)
Conference Proceeding
Clausner, C., & Antonacopoulos, A. (2018). Ontology and framework for semantic labelling of document data and software methods. . https://doi.org/10.1109/DAS.2018.46

We present a metadata labelling framework for datasets, software tools, and workflows. An ontology for document image analysis was developed with deep support for historical data. An accompanying open source software framework was implemented to enab... Read More about Ontology and framework for semantic labelling of document data and software methods.

Document analysis and text recognition (2018)
Book
(2018). V. Märgner, U. Pal, & A. Antonacopoulos (Eds.), Document analysis and text recognition. World Scientific. https://doi.org/10.1142/10689

The compendium presents the latest results of the most prominent competitions held in the field of Document Analysis and Text Recognition. It includes a description of the participating systems and the underlying methods on one hand and the datasets... Read More about Document analysis and text recognition.

ICDAR2017 Competition on Recognition of Documents with Complex Layouts – RDCL2017 (2017)
Conference Proceeding
Clausner, C., Antonacopoulos, A., & Pletschacher, S. (2017). ICDAR2017 Competition on Recognition of Documents with Complex Layouts – RDCL2017. . https://doi.org/10.1109/ICDAR.2017.229

This paper presents an objective comparative evaluation of page segmentation and region classification methods for documents with complex layouts. It describes the competition (modus operandi, dataset and evaluation methodology) held in the context o... Read More about ICDAR2017 Competition on Recognition of Documents with Complex Layouts – RDCL2017.

ICDAR2017 Competition on Recognition of Early Indian Printed Documents – REID2017 (2017)
Conference Proceeding
Clausner, C., Antonacopoulos, A., Derrick, T., & Pletschacher, S. (2017). ICDAR2017 Competition on Recognition of Early Indian Printed Documents – REID2017. . https://doi.org/10.1109/ICDAR.2017.230

This paper presents an objective comparative evaluation of page analysis and recognition methods for historical documents with text mainly in Bengali language and script. It describes the competition (modus operandi, dataset and evaluation methodolog... Read More about ICDAR2017 Competition on Recognition of Early Indian Printed Documents – REID2017.