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Arkindex: our processing platform


The Arkindex platform makes it possible to structure and automate the processing of heritage collections by integrating a wide range of AI models, manual validation and matching with existing data.

✧ Designed to work on millions of pages

✧ Supports all document types (images, PDF, IIIF)

✧ Articulates processing chains with independent models

 ✧ Ensures processing traceability and reproducibility

We can integrate emerging AI algorithms and models into Arkindex, ensuring our clients have permanent access to the latest advances and enabling them to continuously improve document processing performance.

Arkindex

Your processing project on Arkindex

For over 10 years, TEKLIA has been working with key players in cultural heritage on ambitious projects involving the automated processing of heritage corpora. Our customized AI solutions automate and improve the analysis, indexing, structuring, and searching of textual and visual cultural corpora, ranging from thousands to millions of documents.

Step 1

Centralize Your Sources

We collect your documents, regardless of their format or location.

Arkindex organizes your corpora into coherent projects, ready for industrial processing

➙ Flexible bulk import of PDFs and images (JP2, TIFF, JPEG) from your servers, hard drives, or via the IIIF protocol.

The Louvre's documentation in Arkindex. 

Step 2

Reveal Content Through AI

Our algorithms read everything: printed text, ancient manuscripts, and even page structure.

Arkindex integrates generic models or trains custom models (fine-tuning). 

➙ Application of high-performance deep learning models for layout segmentation, HTR, and OCR.

Detection of text and illustrations in the excavation notebools of Bernard Bruyère -> IFAO

Step 3

Enrich the Data

The software does more than read, it understands. It identifies names, places, and dates to classify your documents.

Arkindex interprets document content to create metadata.

➙Transformation of raw text into structured data using Named Entity Recognition (NER) and automatic classification.


Information extraction in an index card in the SIMARA project -> French National Archives

Step 4

Enhance and Share

Your collections become searchable via a search engine or ready for online publication.


Arkindex enables long-term archiving, integration with your databases, or publication on your web portals.

➙ Standardized export (XML-ALTO, METS, TEI, JSON, CSV) or direct integration via our open API.


Search results by content in the HikarIA platform -> HikarIA

List of AI processing capabilities


TEKLIA provides a comprehensive range of artificial intelligence technologies for document recognition, optimized for extracting information from historical and cultural sources.We tailor each processing task by selecting the most suitable model on the market and implementing it within our workflow.


Automatic text recognition (OCR/HTR/ATR)

Convertir des documents numérisés en texte entièrement consultable et modifiable.

Page layout analysis

Segment the pages into logical areas while preserving the visual hierarchy and context.

Automatic table and data recognition 

Extract and convert handwritten or typed tables into usable formats.

Named entities recognition (NER) 

Detect and extract names, dates, organizations, places and other important entities from your documents.

Media Cataloging

Automatically label, classify and index media for integration into digital archives.

Search by content

Discovering images through their visual attributes or meaning rather than through keywords.

You have questions ? 

Contact us to identify the right processing to apply to your documents or to learn more about our technology.