CANVAS AS A PALETTE: SEURAT

Folder Window as Canvas

In this paper we argue that already minimal additions to the operating system’s folder window, are able to significantly enhance the quality of the users’ Personal Knowledge Management, if they are leaning towards a certain style of cognitive and working preferences that embraces associations or connections among the concepts, documents, or “topics”. Drawing upon empirical experiences with a pr...

Seurat: A Pointillist Approach to Anomaly Detection

This paper proposes a new approach to detecting aggregated anomalous events by correlating host file system changes across space and time. Our approach is based on a key observation that many host state transitions of interest have both temporal and spatial locality. Abnormal state changes, which may be hard to detect in isolation, become apparent when they are correlated with similar changes o...

Death of Seurat

Stenography Using Palette Images

Information security has recently become important in a number of application areas. Digital audio, video and pictures are increasingly furnished with distinguishing but imperceptible marks. Palette images are widely used in multimedia and Internet applications. In this project, a new method for data hiding in palette images with security protection by color ordering and mapping is suggested. F...

Optimal palette extraction as part of scanned graphics vectorization