Don's diary

The DONS rail scheduling system

This paper describes a system for automated rail scheduling currently being developed at Dutch Rail (NS). This system will be used initially to base infrastructure decisions upon. Rail infrastructure poses constraints upon the rail schedules that can be made within it, because of the large extent in which trains share it. Good infrastructure is the one that allows good schedules. The Petri net ...

Ambulance Diary for 1919

First-year student diary.

Rosie Perrett has finished her first year of studies at Liverpool and is awaiting her exam results. In the meantime, EMS placements will give her the chance to consolidate what she has learnt.

Medical Diary, 1918

A Diary Study

This chapter seeks opportunities to use mobile technology to improve human mobility. To this end, the chapter reports a diary study of university students’ use of mobile telephones for rendezvousing—arranging, and traveling to, informal meetings with friends and family. This diary study reveals, and suggests explanations for, a number of deficits in user performance: (1) rendezvousers occasiona...