This book introduces formal grammar theories that play a role in current linguistic theorizing
(Phrase Structure Grammar, Transformational Grammar/Government & Binding, Generalized …

Modern grammar development platforms often support multiple devices for representing
properties of a natural language, giving the grammar writer some freedom in implementing …

The grammar matrix is an open-source starter-kit for the development of broadcoverage
HPSGs. By using a type hierarchy to represent cross-linguistic generalizations and providing …

Nowadays, we are witnessing an ever-growing trend of deploying lightweight linguistic
analysis for solving problems that deal with the conversion of the vast bulk of raw textual …

This paper presents\tdl, a typed feature-based representation language and inference
system. Type definitions in\tdl\consist of type and feature constraints over the boolean …

Default unification has been used in several linguistic applications. Most of them have
utilized defaults at a metalevel, as part of an extended description language. We propose …

In this paper I discuss several possible analyses for constituent order in German.
Approaches that assume continuous constituents are compared with an approach that …

An experiment with recent test suite and grammar (engineering) resources is outlined: a
criticial assessment of the EU-fundedtsnlp (Test Suites for Natural Language Processing) …

This paper describes new and improved techniques which help a unification-based parser
to process input efficiently and robustly. We show that combining these methods leads to a …

We report on significant performance gains (factor> 5.5 with ceiling effect, 14.7 without) that
can be achieved by a redesign of the implementation of verbmovement in an HPSG for …