Christian Halaschek-Wiener

Effective NL paraphrasing of ontologies on the semantic web (Technical Report (2009)

Daniel Hewlett, Aditya Kalyanpur, Vladimir Kolovski, Christian Halaschek-wiener

Abstract. In this paper, we present an algorithm that provides natural language (NL) paraphrases for OWL Ontologies on the Semantic Web. Our goal is to ensure both fluency (readability) and accuracy...

Trust-based revision for expressive web syndication (2009)

Jennifer Golbeck, Christian Halaschek-wiener

Interest in web-based syndication systems has been growing as information streams onto the web at an increasing rate. Technologies, like the standard Semantic Web languages RDF and OWL, make it...

Trust-based Revision for Expressive Web Syndication (2009)

Golbeck, Jennifer, Halaschek-Wiener, Christian

Interest in web-based syndication systems has been growing as information streams onto the web at an increasing rate. Technologies, like the standard Semantic Web languages RDF and OWL, make it...

Template Based Semantic Similarity for Security Applications (2008)

Boanerges Aleman-meza, Christian Halaschek-wiener, Satya Sanket Sahoo, I. Budak Arpinar

Today’s search technology delivers impressive results in finding relevant documents for given keywords. However many applications in various fields including genetics, pharmacy, social networks,...

Expressive Logic-Based Syndication on the Web (UMIACS Technical Report) (2008)

Christian Halaschek-wiener, James Hendler

Syndication systems on the Web have attracted vast amounts of attention in recent years. As technologies have emerged and matured, there has been a transition to more expressive syndication...

Semantic Web technologies (2008)

Christian Halaschek-wiener

� Description logic reasoning � Optimizations for incremental reasoning in tableau algorithms Syndication Systems � Expressive syndication frameworks � Description logic based syndication...

Expressive Logic-Based Syndication on the Web (UMIACS Technical Report) (2008)

Christian Halaschek-wiener, James Hendler

Syndication systems on the Web have attracted vast amounts of attention in recent years. As technologies have emerged and matured, there has been a transition to more expressive syndication...

History Matters: Incremental Ontology Reasoning Using Modules (2008)

Bernardo Cuenca Grau, Christian Halaschek-wiener, Yevgeny Kazakov

Abstract. The development of ontologies involves continuous but relatively small modifications. Existing ontology reasoners, however, do not take advantage of the similarities between different...

History Matters: Incremental Ontology Reasoning Using Modules (2008)

Bernardo Cuenca Grau, Christian Halaschek-wiener, Yevgeny Kazakov

Abstract. The development of ontologies involves continuous but relatively small modifications. Existing ontology reasoners, however, do not take advantage of the similarities between different...

Description Logic Reasoning for Dynamic (2008)

Christian Halaschek-wiener, Bijan Parsia, Evren Sirin, Adtiya Kalyanpur

Recently, there has been interest in providing formal representation of Web content, which can then be processed using automated reasoning techniques. Due to data sources that produce fluctuating...

WWW 2007 / Track: Semantic Web Session: Applications ABSTRACT Toward Expressive Syndication on the Web (2008)

Christian Halaschek-wiener

Syndication systems on the Web have attracted vast amounts of attention in recent years. As technologies have emerged and matured, there has been a transition to more expressive syndication...

Description Logic Reasoning for Dynamic (2008)

Christian Halaschek-wiener, Bijan Parsia, Evren Sirin, Adtiya Kalyanpur

Recently, there has been interest in providing formal representation of Web content, which can then be processed using automated reasoning techniques. Due to data sources that produce fluctuating...

Towards Real Time Ontology Editing (2008)

Christian Halaschek-wiener

Recently there has been substantial development of OWL ontology engineering tools. Such tools typically come equipped with fully functional Description Logic (DL) reasoners, as both OWL-Lite and...

Toward expressive syndication on the web (2007)

Christian Halaschek-wiener

Syndication systems on the Web have attracted vast amounts of attention in recent years. As technologies have emerged and matured, there has been a transition to more expressive syndication...

Semantic Web Research Trends and Directions (2006)

Golbeck, Jennifer, Cuenca Gran, Bernardo, Halaschek-Wiener, Christian, Kalyanpur, Aditya, Katz, Yarden, Parsia, Bijan, ...

The Semantic Web is not a single technology, but rather a collection of technologies designed to work together. As a result, research on the Semantic Web intends both to advance individual...

Belief Base Revision For Expressive Description Logics (2006)

Christian Halaschek-wiener, Yarden Katz, Bijan Parsia

Abstract. In this work, we address the problem of revision of OWL-DL knowledge bases. We focus on belief bases revision as it has previously been shown that OWL-DL is not AGM-compliant for revision....

Image browsing and natural language paraphrases of semantic web annotations (2006)

Christian Halaschek-wiener, Jennifer Golbeck, Bijan Parsia, Vladimir Kolovski, Jim Hendler

Abstract. Recently, there has been interest in marking up digital images with annotations describing the content of the images using Web based ontologies encoded in the W3C’s Web Ontology Language,...

E.S.: Towards Incremental Reasoning Through Updates (2006)

Bijan Parsia, Christian Halaschek-wiener, Evren Sirin

In this paper, we investigate incrementally updating classifications of ontologies encoded in the expressive description logic SHOIN (D), which also corresponds to the W3C standard Web Ontology...

Image browsing and natural language paraphrases of semantic web annotations (2006)

Christian Halaschek-wiener, Jennifer Golbeck, Bijan Parsia, Vladimir Kolovski, Jim Hendler

Abstract. Recently, there has been interest in marking up digital images with annotations describing the content of the images using Web based ontologies encoded in the W3C’s Web Ontology Language,...

Annotation and provenance tracking in semantic web photo libraries (2006)

Christian Halaschek-wiener, Jennifer Golbeck, Andrew Schain, Bijan Parsia, Jim Hendler

Abstract. As the volume of digital images available on the Web continues to increase, there is a clear need for more advanced techniques for their effective retrieval and management. In this paper,...

A flexible approach for managing digital images on the semantic web (2005)

Christian Halaschek-wiener, Andrew Schain, Jennifer Golbeck, Bijan Parsia, Jim Hendler

Abstract. As the volume of digital images available on the Web continues to increase, there is a clear need for more advanced techniques for their effective retrieval and management. Recently, there...

Ranking Complex Relationships on the Semantic Web (2005)

Boanerges Aleman-meza, Christian Halaschek-wiener, I. Budak Arpinar, Cartic Ramakrishnan, Amit Sheth

Abstract. The focus of contemporary Web information retrieval systems has been to provide efficient support for the querying and retrieval of relevant documents. More recently, information retrieval...

Ranking Complex Relationships on the Semantic Web (2005)

Boanerges Aleman-meza, Christian Halaschek-wiener, I. Budak Arpinar, Cartic Ramakrishnan, Amit Sheth

Abstract. The focus of contemporary Web information retrieval systems has been to provide efficient support for the querying and retrieval of relevant documents. More recently, information retrieval...

A flexible approach for managing digital images on the semantic web (2005)

Christian Halaschek-wiener, Andrew Schain, Jennifer Golbeck, Bijan Parsia, Jim Hendler

Abstract. As the volume of digital images available on the Web continues to increase, there is a clear need for more advanced techniques for their effective retrieval and management. Recently, there...

SEMANTIC WEB by (2004)

Christian Halaschek-wiener, Amit P. Sheth, Christian Halaschek-wiener, Maureen Grasso, Amit P. Sheth, ...

The focus of contemporary Web information retrieval systems has been to provide efficient support for the querying and retrieval of relevant documents. More recently, information retrieval over...

SEMANTIC WEB by (2004)

Christian Halaschek-wiener, Amit P. Sheth, Christian Halaschek-wiener, Maureen Grasso, Amit P. Sheth, ...

The focus of contemporary Web information retrieval systems has been to provide efficient support for the querying and retrieval of relevant documents. More recently, information retrieval over...

A Flexible Approach for Managing Digital Images on the Semantic Web (1998)

Halaschek-Wiener, Christian, Schain, Andrew, Golbeck, Jennifer, Grove, Michael, Parsia, Bijan, Hendler, Jim

As the volume of digital images available on the Web continues to increase, there is a clear need for more advanced techniques for their effective retrieval and management. Recently, there has been...

Image Browsing and Natural Language Paraphrases of Semantic Web Annotations (1998)

Halaschek-Wiener, Christian, Golbeck, Jennifer, Parsia, Bijan, Kolovski, Vladimir, Hendler, Jim

Recently, there has been interest in marking up digital images with annotations describing the content of the images using Web-based ontologies encoded in the W3C's Web Ontology Language (OWL). The...