VOL. 52 NO. 07
66 Steps Toward Self-Aware Networks Network software adapts to user needs and load variations and failures to provide reliable communications in largely unknown networks.
By Erol Gelenbe
76 The Metropolis Model:
A New Logic for Development of Crowdsourced Systems
It takes a city of developers to build a big system that is never done. By Rick Kazman and Hong-Mei Chen
As with all magazines, page limitations often prevent the publication of articles that might otherwise be included in the print edition.
To ensure timely publication, ACM created Communications’ Virtual Extension (VE).
VE articles undergo the same rigorous review process as those in the print edition and are accepted for publication on their merit. These articles are now available to ACM members in the Digital Library.
Improving the Cyber Security of SCADA Communication Networks Sandip C. Patel, Ganesh D. Bhatt, and James H. Graham
48 The Five-Minute Rule 20 Years Later (and How Flash Memory
Changes the Rules)
Revisiting Gray and Putzolu’s famous rule in the age of Flash. By Goetz Graefe
60 Fighting Physics: A Tough Battle The laws of physics and the Internet’s routing infrastructure affect performance in a big way.
By Jonathan M. Smith
Article development led by queue.acm.org
86 Probabilistic Databases:
Diamonds in the Dirt
Treasures abound from hidden facts found in imprecise data sets. by Nilesh Dalvi, Christopher Ré, and Dan Suciu
96 Technical Perspective
The Ultimate Pilot Program
By Stuart Russell and Lawrence Saul
97 Apprenticeship Learning for Helicopter Control
By Adam Coates, Pieter Abbeel, and Andrew Y. Ng
Adoption Leadership
and Early Planners: Comcast’s
IP Upgrade Strategy
Anat Hovav and Ciprian Popivicu
Software Project Scope Alignment: An Outcome-Based Approach Richard W. Woolridge, David P. Hale, Joanne E. Hale, and R. Shane Sharpe
A Relevancy-Based Services View
for Driving Adoption of Wireless
Web Services in the U.S.
Arvind Malhotra and
Claudia Kubowicz Malhotra
Churchman’s Inquirers as
Design Templates for Knowledge
Management Systems
James L. Parrish, Jr. and
James F. Courtney, Jr.
106 Technical Perspective A Compiler’s Story By Greg Morrisett
Security Challenges of
EPCglobal Network
Benjamin Fabian and Oliver Gunther
ILLUSTRATION BY ANDY GILMORE
About the Cover: Boston-based photographer Jared Leeds captured Barbara Liskov, recipient of the 2008 ACM A. M. Turing Award, in front of the Stata Center on the MIT campus where she is the Ford Professor of Engineering.
107 Formal Verification of a Realistic Compiler By Xavier Leroy
The Impact of Subversive Stakeholders on Software Projects Johann Rost and Robert L. Glass
Technical Opinion
The Ethics of I T Professionals
in China
Robert M. Davison, Maris G. Martinsons,
Henry W. H. Lo, and Yuan Li
References:
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