Internet has undone what Columbus discovered 500 years ago: It has made the earth flat once again. —Daniel Lynch quoted in The Unpredictable Certainty 1 W hy do we need global virtual environ-ments? Consider: Our world is entering an age where our current understanding of telecommunications and graphics computing is constantly challenged. For instance, the universal advancement of network and g...

The salesforce management data in Thomson Reuters is often having multiple hierarchies and dependencies. However, the conventional business graphics are not sufficient for presenting and exploring such data sets. The Treemap is proved to be effective for depicting hierarchical data, although it lacks the structural clarity such that distinguishing the different levels within the treemap is diff...

This paper presents a complete Optical Character Recognition (OCR) system for camera captured image/graphics embedded textual documents for handheld devices. At first, text regions are extracted and skew corrected. Then, these regions are binarized and segmented into lines and characters. Characters are passed into the recognition module. Experimenting with a set of 100 business card images, ca...