Time keeping: How to keep things running smoothly

Chandra hardware and systems: keeping things running

System management for any organization can be a challenge, but satellite projects present their own issues. I will be presenting the network and system architecture chosen to support the scientists in the Chandra X-ray Center. My group provides the infrastructure for science data processing, mission planning, user support, and archive support and software development. Our challenge is to create...

How to keep a patient support group running?

The achievements and challenges of modern society have an important impact on patients with rare diseases and on the patient support groups that have been established in many countries. Although people are now able to exchange information from one corner of the world to another just in a minute via internet, personal relationships and wholehearted personal communication have remained the best w...

How to keep on keeping on: Framing civil rights accomplishments to bolster support for egalitarian policies

Keeping things consistent

In many applications there is a need to keep shared or related information consistent. For example, in a CADrafting package it is necessary to keep views of an artefact from different perspectives consistent with one another. In software development environments there is a need to keep diagrammatic views, such as OO analysis diagrams, consistent with corresponding textual code. In this paper, w...

How to keep a vowel system stable over time

This paper describes an investigation of two models of how vowel systems can be transferred from one generation to the next. Humans tend to reduce the articulation of the vowels (and other speech sounds) they produce. If infants would learn on the basis of these reduced signals, vowel systems would collapse rapidly over time. As this is not observed in practice, some mechanism must be present t...