Research

Browse the glass collection

Various web-interfaces to browse through the reference collection of historical glass.

Browse the coins collection

Browse through the collection of Roman coins using facet technology.

Browse the seeds collection

Browse through the reference collection of Dutch seeds (from the Seed Atlas) using facet technology. An alternative interface is available here.
This collection is temporarily password-protected because of copyright issues.

Browse the ceramics collection

Browse through the reference collection of ceramics profile drawings.

Open Book

A tool that allows for disclosure of digital archaeological documents. The first set of disclosed documents is available here (in Dutch).

Rotation Sequences

Image sequences of a rotating object give a more complete impression of the objects surface texture.

Webversion t-SNE

Export your high-dimensional data from Excel or SPSS and make a two-dimensional visualization of the data using t-SNE.

Coin recognition

Movies demonstrating our system for the recognition of Roman and Merovingian coins.

Image annotation

This CATCH image annotation test page shows the first steps towards an web based image annotation system.

Interactive query

This page demonstrates the use of Java Applets as interactive components and AJAX technology for updating page content. When you select a period using the slider, information about the objects from this period will be shown.

Inspecting the X-ray image sequences can improve your understanding of the complex geometry of these objects.

Measuring glass sizes

A catalog describing glass objects contains careful constructed drawings of these objects. We digitized one such drawing and used client-side technologies to measure object sizes.
The Java Example
The DHTML Example (needs IE5 or higher)

NRc Links

Contains links to online catalogs and sites with knowledge and tools that could be usefull when identifying archaeological finds.