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We address the question of whether humans have unique signatures-or clickprints-when they browse the Web. The importance of being able to answer this can be significant given applications to electronic commerce in general and in particular online fraud detection, a major problem in electronic commerce costing the economy billions of dollars annually. In(More)
This position paper advocates a vision in the development of automated legal reasoning and presents evidence supporting the plausibility of that vision. The paper observes that original creation of documents of legal import in either fully formal or semistructured form offers the prospect of greatly reducing the cost and expanding the scope of knowledge(More)
The use of personalization techniques for structuring online interactions with customers is common today. In a world in which a large part of customer interactions are done in this manner, systematic evaluation of these methods is critical. In this paper we study the problem of evaluating online personalization, and point out the difficulties of a(More)
Grouping customer transactions into segments may help understand customers better. The marketing literature has concentrated on identifying important segmentation variables (e.g., customer loyalty) and on using cluster analysis and mixture models for segmentation. The data mining literature has provided various clustering algorithms for segmentation without(More)
This paper extends previous work on FLBC (formal language for business communication) done with event semantics and disquotation theory. The paper focuses on the development of a tabular user interface for FLBC messages , emphasizing the Language–Action Perspective via speech act theory. We argue that the tabular representations are (a) expressively rich,(More)