This paper presents the Transform-Based Layered Query (TLQ) System, which is proposed as a new image querying scheme aiming at decreasing retrieval processing time and run-time memory consumption. The TT.,Q system contains abstract layers in both indexing and querying phases. These layers are based on linear or nonlinear transformations that reduce image and feature data dimensions. The propose...

Debugging and profiling large-scale distributed applications is a daunting task. We present Friday, a system for debugging distributed applications that combines deterministic replay of components with the power of symbolic, low-level debugging and a simple language for expressing higher-level distributed conditions and actions. Friday allows the programmer to understand the collective state an...

OBJECTIVE To examine the relation between health, behaviour, and superstition surrounding Friday 13th in the United Kingdom. DESIGN Retrospective study of paired data comparing driving and shopping patterns and accidents. SUBJECTS Drivers, shoppers, and residents. SETTING South West Thames region. MAIN OUTCOME MEASURES Numbers of vehicles on motorways; numbers of shoppers in supermarket...