• Publications
  • Influence
Combining BPM and social software: contradiction or chance?
TLDR
Social software provides a better integration of all stakeholders into the business process life-cycle and offers new possibilities for a more effective and flexible design of business processes. Expand
The InfoSky visual explorer: Exploiting Hierarchical Structure and Document Similarities
TLDR
InfoSky is a system enabling users to explore large, hierarchically structured document collections. Expand
Robust and Collective Entity Disambiguation through Semantic Embeddings
TLDR
We propose a new collective, graph-based disambiguation algorithm utilizing semantic entity and document embeddings for robust entity disambIGuation. Expand
Measuring the quality of web content using factual information
TLDR
We present a simple statistical quality measure that is based on facts extracted from Web content using Open Information Extraction. Expand
Efficient linear text segmentation based on information retrieval techniques
TLDR
We present an algorithm for linear text segmentation that has a computational complexity of O(n) with n being the number of sentences in a document. Expand
Sequence classification for credit-card fraud detection
TLDR
We propose to address primarily the last issue by using Long Short-Term Memory networks as machine learning algorithms in credit-card fraud detection systems. Expand
Ontology Alignment - A Survey with Focus on Visually Supported Semi-Automatic Techniques
TLDR
We derive and summarize requirements for visual semi-automatic alignment systems, provide an overview of existing approaches, and discuss the possibilities for further improvements and future research. Expand
Models of human navigation in information networks based on decentralized search
TLDR
We apply several variations of decentralized search to model human navigation in information networks and evaluate the outcome in a series of experiments. Expand
On the Beauty and Usability of Tag Clouds
TLDR
This paper proposes a family of novel algorithms for tag cloud layout and presents evaluation results obtained from an extensive user study and a technical evaluation. Expand
Accelerating K-Means on the Graphics Processor via CUDA
TLDR
In this paper an optimized k-means implementation on the graphics processing unit (GPU) is presented, demonstrating a maximum 14x speed increase to a fully SIMD optimized CPU implementation. Expand
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