Abstract. The paper focuses on a difficult problem when formalizing knowledge: What about the possible concepts that didn’t make it into the formalization? We call such concepts the unconsidered...
Using the Internet in a Mobile Public Transport Navigation System (2009)
Abstract. In this demo, we present a Java ME application for mobile phones that supports people traveling in a city and relying on public transport. Our application is able to retrieve destinations...
Tracing Actions Helps in Understanding Interactions (2008)
Integration of new utterances into context is a central task in any model for rational (human-machine) dialogues in natural language. In this paper, a pragmatics-first approach to specifying the...
Günther Görz, Bernd Ludwig, Peter Reiß, Bernhard Schiemann, Tobias Seutter
Abstract: Multi-Agent systems follow a highly abstract programming paradigm. Because of this abstraction level, behaviours of the participants are not always clearly reproducible for humans. In this...
Human-Computer Interaction (2008)
Abstract. Integration of new utterances into context is a central task in any model for rational (human-machine) dialogues in natural language. In this paper, a pragmatics-first approach to...
Recurring Hidden Contexts in Online Concept Learning (2008)
Stefan M, Bernd Ludwig, Sebastian Schmidt, Herbert Stoyan
Abstract. Learning systems in dynamic environments have to be able to process examples that occurred in different hidden contexts. We review several approaches to hidden context aware concept...
The general goal in implementing dialogue systems is in most cases to provide some kind of human-computer-interface for rational interaction. For that purpose, an approach is required which enables...
Combining the Practical Syllogism and Planning in Dialogue (2008)
Günther Görz, Er Huber, Bernd Ludwig, Peter Reiss
We present a dialogue model which relates discourse relations and intentions by reasoning about pragmatic capabilities of dialogue particpants. For that purpose, planning approaches for discourse and...
for Situated, Individualized, and Personalized Human-Computer Interaction (2008)
Bernd Ludwig, Heinrich Niemann, Martin Klarner, Peter Reiß, Günther Görz
In this paper, we present some key issues of our dialogue system for spoken language 1 which has been designed to enable quick configurability to various applications and to apply deep syntactic and...
How Linguistic Resources May Help to Recommend TV Programmes (2008)
Bernd Ludwig, Stefan M, Sebastian Schmidt
This paper presents an approach to exploit free text descriptions of TV programmes as available from EPG data sets for a TV recommendation system that takes the content of programmes into account 1....
CONALD: The Configurable Plan-Based Dialogue System 1 What is CONALD? (2008)
Bernd Ludwig, Peter Reiss, Günther Görz
CONALD is a spoken language dialogue system system 1 which enables the interaction between users and a technical system in dynamic environments. The primary goal of its design is to achieve quick...
"The Right of a State" in Immanuel Kant's Doctrine of Right (2008)
Journal of the History of Philosophy - Volume 28, Number 3, July 1990
Dürr, Katharina L., Koepke, Juergen, Hellwig, Petra, Müller, Hannelore, Angerer, Heike, Peng, Guohong, ...
A Contribution to the Question of Authenticity of Rhesus Using Part-of-Speech Tagging (2007)
. This paper presents the results of an experiment to decide the question of authenticity of the supposedly spurious Rhesus---a attic tragedy sometimes credited to Euripides. The experiment involves...
Knowledge-Based Dialogue Management (2007)
This paper reports about our research to design and implement a spoken language dialogue system (SLDS) that can be configured easily and rapidly to different applications. In contrast to finite-state...
Modeling X.509 Certificate Policies Using Description Logics (2007)
Volker Haarslev, Carsten Lutz, Ralf Möller, Daniela Berardi, Diego Calvanese, Sebastian Br, ...
Recently, a growing interest in description logics and their applications can be observed. This is mainly due to the development of very expressive description logics and optimized description logic...
Yves Forkl, Bernd Ludwig, Kerstin Bücher Ý
The integration of utterances in their contexts, by the help of reasoning about the concepts of the domain – organized in a formal ontology and laid down in Description Logics –, enables...
The goal of this paper is to stimulate a discussion between description logic system developers and users of description logic systems with an emphasis on applications in the eld of dialogue systems....
Corega Tabs: Incremental Semantic Composition (2007)
Kerstin Bücher, Günther Görz, Bernd Ludwig
In parsing natural language, incremental semantics composition is one of the most prominent issues. In the past, numerous approaches have been developed for assigning meaning to noun and verbal...
Despotie der Vernunft? Hobbes, Rousseau, Kant, Hegel (review) (2005)
Journal of the History of Philosophy - Volume 38, Number 4, October 2000
Richter, Oliver-M. H., Dürr, Katharina L., Kannt, Aimo, Ludwig, Bernd, Scandurra, Francesca M., Giuffrè, Alessandro, ...
Budiman, Kerstin, Kannt, Aimo, Lyubenova, Sevdalina, Richter, Oliver-Mathias, Ludwig, Bernd, Michel, Hartmut, ...
Ein konfigurierbares Dialogsystem für Mensch-Maschine-Interaktion in gesprochener Sprache / (2004)
Zugl.: Erlangen, Nürnberg, Universiẗat, Diss., 2004.
Combining a Lexical Taxonomy with Domain Ontologies in the Erlangen Dialogue System (2003)
Günther Goerz, Kerstin Bücher, Bernd Ludwig, Frank-Peter Schweinberger, Iman Thabet
systems. We want to achieve the satisfaction of user's goals in a given (ideally open) domain by conducting spoken dialogues where it should be possible in principle to augment them by other...
Corega tabs: Mapping semantics onto pragmatics (2002)
Bernd Ludwig, Kerstin Bücher, Günther Görz
In this paper, we outline our approach to mapping domain independent semantic representations to extensional statement specific to a given application. Fur this purpose, we exploit the equivalence...
Corega tabs: Mapping semantics onto pragmatics (2002)
In this paper, we outline our approach to mapping domain independent semantic representations to extensional statement specic to a given application. Fur this purpose, we exploit the equivalence...
Corega tabs: Mapping semantics onto pragmatics (2002)
In this paper, we outline our approach to mapping domain independent semantic representations to extensional statement specic to a given application. Fur this purpose, we exploit the equivalence...
Corega Tabs: Incremental Semantic Composition (2002)
Kerstin Bücher, Günther Görz, Bernd Ludwig
In parsing natural language, incremental semantics composition is one of the most prominent issues. In the past, numerous approaches have been developed for assigning meaning to noun and verbal...
Speech Dialogue Systems: A "Pragmatics-First" Approach to Rational Interaction (2002)
Günther Görz, Kerstin Bücher, Yves Forkl, Martin Klarner, Bernd Ludwig
Modelling rational dialogues on the basis of Finite-State Automata has shown to be of limited use when natural speech behaviour and dynamic adaptation to new domains are an issue. To enable such a...
Discourse and Application Modeling for Dialogue Systems (2001)
Yves Forkl, Martin Klarner, Bernd Ludwig, Sponsored The German
Spoken { and even written { language dialogue systems become of increasing importance for various information gathering and device controlling tasks. With an example taken form the EMBASSI joint...
Context and Content in Dialogue Systems (2000)
Bernd Ludwig, Martin Klarner, Günther Görz
The paper outlines our dialogue model which comprises utterance analysis, processing and generation in a DRT framework. We present and discuss in detail an example from the EMBASSI domain 1 . 1...
Automaton-Descriptions and Theorem-Proving: A Marriage made in Heaven? (1999)
Maria Aretoulaki And, Maria Aretoulaki, Series Erik S, Bernd Ludwig, Bernd Ludwig
In this paper, Finite-State-Automata (FSA) and theorem-proving approaches to spoken dialogue systems (SLDS) are contrasted to each other. FSA are too rigid to deal with unpredictable user reactions,...
Automaton-Descriptions and Theorem-Proving: A Marriage made in Heaven? (1999)
Maria Aretoulaki, Bernd Ludwig
In this paper, Finite-State-Automata (FSA) and theorem-proving approaches to spoken dialogue systems (SLDS) are contrasted to each other. FSA are too rigid to deal with unpredictable user reactions,...
An Inference-Based Approach to the Interpretation of Discourse (1999)
Bernd Ludwig, Günther Görz, Heinrich Niemann
In the present paper, we describe a theoretical approach to the interpretation of utterances in spoken language dialogue systems. We also hint at our implementation of a prototype dialogue system...
Modelling Users, Intentions, and Structure in Spoken Dialog (1998)
Ludwig, Bernd, Goerz, Guenther, Niemann, Heinrich
We outline how utterances in dialogs can be interpreted using a partial first order logic. We exploit the capability of this logic to talk about the truth status of formulae to define a notion of...
Combining Expression and Content in Domains for Dialog Managers (1998)
Ludwig, Bernd, Goerz, Guenther, Niemann, Heinrich
We present work in progress on abstracting dialog managers from their domain in order to implement a dialog manager development tool which takes (among other data) a domain description as input and...
User Models, Dialog Structure, and Intentions in Spoken Dialog (1998)
Bernd Ludwig, Gunther Gorz, Heinrich Niemann
We outline how utterances in dialogs can be interpreted using a partial first order logic. We exploit the capability of this logic to talk about the truth status of formulae to define a notion of...
Modelling Users, Intentions, and Structure in Spoken Dialog (1998)
Bernd Ludwig, Günther Görz, Heinrich Niemann
We outline how utterances in dialogs can be interpreted using a partial first order logic. We exploit the capability of this logic to talk about the truth status of formulae to define a notion of...
Combining Expression and Content in Domains for Dialog Managers (1998)
Bernd Ludwig, Günther Görz, Heinrich Niemann
We present work in progress on abstracting dialog managers from their domain in order to implement a dialog manager development tool which takes (among other data) a domain description as input and...
User Models, Dialog Structure, and Intentions in Spoken Dialog (1998)
Günther Görz, Heinrich Niemann, Bernd Ludwig, Bernd Ludwig
We outline how utterances in dialogs can be interpreted using a partial first order logic. We exploit the capability of this logic to talk about the truth status of formulae to define a notion of...
Combining Expression and Content in Domains for Dialog Managers (1998)
Bernd Ludwig, Günther Görz, Heinrich Niemann
We present work in progress on abstracting dialog managers from their domain in order to implement a dialog manager development tool which takes (among other data) a domain description as input and...
User Models, Dialog Structure, and Intentions in Spoken Dialog (1998)
Bernd Ludwig, Bernd Ludwig, Günther Görz, Gunther Gorz, Heinrich Niemann, Heinrich Niemann
this paper In this paper we present empirical evidence that in spoken dialogs all approaches outlined in the last section are important for a general model of dialog and robust dialog managers. We...
The structure of porin from Paracoccus denitrificans at 3.1 Å resolution (1997)
Hirsch, Andreas, Breed, Jason, Saxena, Krishna, Richter, Oliver-Matthias H., Ludwig, Bernd, Diederichs, Kay, ...
The crystal structure of a non-specific porin from Paracoccus denitrificans at 3.1 Å resolution has been solved by molecular replacement using the porin from Rhodopseudomonas blastica as the search...
Part-of-Speech-Tagging using morphological information (1996)
This paper presents the results of an experiment to decide the question of authenticity of the supposedly spurious Rhesus - a attic tragedy sometimes credited to Euripides. The experiment involves...
Mikroreprod. e. Ms. 83 Bl. : Ill., graph. Darst.
Thesis (doctoral)--Albert-Ludwigs-Universität Freiburg im Breisgau, 1993.
BLEU: a Method for Automatic Evaluation of Machine Translation (1991)
Iman Thabet, Bernd Ludwig, Frank-peter Schweinberger, Kerstin Bücher, Günther Görz
In natural language processing, incremental semantic composition is one of the most prominent issues. In the past, numerous approaches have been developed for assigning meaning to noun and verb...
BLEU: a Method for Automatic Evaluation of Machine Translation (1991)
Iman Thabet, Bernd Ludwig, Frank-peter Schweinberger, Kerstin Bücher, Günther Görz
In natural language processing, incremental semantic composition is one of the most prominent issues. In the past, numerous approaches have been developed for assigning meaning to noun and verb...
BLEU: a Method for Automatic Evaluation of Machine Translation (1991)
Iman Thabet, Bernd Ludwig, Frank-peter Schweinberger, Kerstin Bücher, Günther Görz
In natural language processing, incremental semantic composition is one of the most prominent issues. In the past, numerous approaches have been developed for assigning meaning to noun and verb...
Marburg, Univ., Diss., 1985 (Nur als Mikrofiche f.d. Austausch).
Kraniale Computertomographie bei Neugeborenen. (1984)
Mainz, Univ., Habil.-Schr., 1984 (Nur beschränkt f.d. Austausch).
Düsseldorf, Univ., Med. Fak., Diss. 1972.
München, Med. F., Diss. v. 13. Jan. 1970.
Kerstin Bücher, Günther Görz, Bernd Ludwig
In parsing natural language, incremental semantics composition is one of the most prominent issues. In the past, numerous approaches have been developed for assigning meaning to noun and verbal...
München, Med. F., Diss. v. 14. Mai 1968.
Ruitenberg, Maarten, Kannt, Aimo, Bamberg, Ernst, Ludwig, Bernd, Michel, Hartmut, Fendler, Klaus
The reductive part of the catalytic cycle of cytochrome c oxidase from Paracoccus denitrificans was examined by using time-resolved potential measurements on black lipid membranes. Proteoliposomes...
Otten, Marijke F., Van Der Oost, John, Reijnders, Willem N. M., Westerhoff, Hans V., Ludwig, Bernd
Paracoccus denitrificans strains with mutations in the genes encoding the cytochrome c550, c552, or c1 and in combinations of these genes were constructed, and their growth characteristics were...
Baker, Simon C., Ferguson, Stuart J., Ludwig, Bernd, Page, M. Dudley, Richter, Oliver-Matthias H.
Paracoccus denitrificans and its near relative Paracoccus versutus (formerly known as Thiobacilllus versutus) have been attracting increasing attention because the aerobic respiratory system of P....
Ruitenberg, Maarten, Kannt, Aimo, Bamberg, Ernst, Ludwig, Bernd, Michel, Hartmut, Fendler, Klaus
The reductive part of the catalytic cycle of cytochrome c oxidase from Paracoccus denitrificans was examined by using time-resolved potential measurements on black lipid membranes. Proteoliposomes...
Otten, Marijke F., Van Der Oost, John, Reijnders, Willem N. M., Westerhoff, Hans V., Ludwig, Bernd
Paracoccus denitrificans strains with mutations in the genes encoding the cytochrome c550, c552, or c1 and in combinations of these genes were constructed, and their growth characteristics were...
Baker, Simon C., Ferguson, Stuart J., Ludwig, Bernd, Page, M. Dudley, Richter, Oliver-Matthias H.
Paracoccus denitrificans and its near relative Paracoccus versutus (formerly known as Thiobacilllus versutus) have been attracting increasing attention because the aerobic respiratory system of P....
Farver, Ole, Grell, Ernst, Ludwig, Bernd, Michel, Hartmut, Pecht, Israel
Intramolecular electron transfer between CuA and heme a in solubilized bacterial (Paracoccus denitrificans) cytochrome c oxidase was investigated by pulse radiolysis. CuA, the initial electron...
Sujak, Agnieszka, Sanghamitra, Nusrat J. M., Maneg, Oliver, Ludwig, Bernd, Mazumdar, Shyamalava
The dinuclear copper center (TtCuA) forming the electron entry site in the subunit II of the cytochrome c oxidase in Thermus thermophilus shows high stability toward thermal as well as...
An Inference-Based Approach to the Interpretation of Discourse
Bernd Ludwig, Günther Görz, Heinrich Niemann, Heinrich Niemann Forwiss
In the present paper, we describe a theoretical approach to the interpretation of utterances in spoken language dialogue systems. The paper presents a decidable version of Discourse Representation...
In Situ Monitoring of the Catalytic Activity of Cytochrome c Oxidase in a Biomimetic Architecture
Friedrich, Marcel G., Plum, Markus A., Santonicola, M. Gabriella, Kirste, Vinzenz U., Knoll, Wolfgang, Ludwig, Bernd, ...
Cytochrome c oxidase (CcO) from Paracoccus denitrificans was immobilized in a strict orientation via a his-tag attached to subunit I on a gold film and reconstituted in situ into a protein-tethered...