DEPARTMENT: Professions board letter
A year ago, this publication was stripped to the studs and rebuilt, with everything from the content to the cover art revisited, rethought, and revitalized.
Steve Bourne, Bryan Cantrill
DEPARTMENT: Publisher's corner
In the July issue of Communications
, Moshe Vardi addressed ACM's access model in his Editor's Letter, which has since been picked up in the blogosphere by John Dupuis. Dupuis raised some interesting questions that I believe deserve …
Scott E. Delman
DEPARTMENT: Letters to the editor
My compliments on the article "One Laptop Per Child: Vision vs. Reality" by Kenneth L. Kraemer et al. (June 2009). It is incredibly valuable for the ACM community to understand the profound difference between invention and innovation …
DEPARTMENT: In the virtual extension
Communications' Virtual Extension brings more quality articles to ACM members. These articles are now available in the ACM Digital Library.
Jeannette M. Wing writes about the need for a comprehensive research agenda, Daniel Reed discusses high-performance computing, and Mark Guzdial shares insights about women in computing.
Jeannette M. Wing, Daniel Reed, Mark Guzdial
DEPARTMENT: CACM online
Behind Google's simple search box are a complex set of algorithms. Search experts say they are updated constantly, but the same old search page and the listed results don't …
Recommender systems that provide consumers with customized options have redefined e-commerce, and are spreading to other fields.
By using sparse representation and compressed sensing, researchers have been able to demonstrate significant improvements in accuracy over traditional face-recognition techniques.
Kirk L. Kroeker
Technologists discuss government policies affecting broadband, patent reform, privacy — and President Obama's effect on it all.
Electronic games can inspire players to explore new ideas and concepts. By gaining a better understanding of the dynamic between player and game, researchers hope to develop more interesting and effective approaches.
'Intent and timing' may help the federal cyberspace initiative work better than previous blueprints.
A contrarian's perspective on how entrepreneurial opportunities and innovation can thrive during an economic crisis.
The innovative Alice 3 programming environment, currently in beta testing, teaches students to program with Alice and Java software.
Wanda Dann, Stephen Cooper
Debating and arguing the points of a proposed code of behavior to provide guidance in making choices can produce the most effective ethics training.
Brian Snow, Clinton Brooks
As the computer science field has evolved, so should the methods for disseminating computing research results.
Scale up your datasets enough and your apps come undone. What are the typical problems and where do the bottlenecks surface?
To shield the browser from attacks, Google Chrome developers eyed three key problems.
Charles Reis, Adam Barth, Carlos Pizano
The age of cloud computing has begun. How can companies take advantage of the new opportunities it provides?
SECTION: Contributed articles
Meaning can be as important as usability in the design of technology.
Kristen Shinohara, Josh Tenenberg
The humanitarian focus of socially useful projects promises to motivate community-minded undergrads in and out of CS.
Ralph Morelli, Allen Tucker, Norman Danner, Trishan R. De Lanerolle, Heidi J. C. Ellis, Ozgur Izmirli, Danny Krizanc, Gary Parker
SECTION: Review articles
Satisfiability solvers can now be effectively deployed in practical applications.
Sharad Malik, Lintao Zhang
SECTION: Research highlights
It was a problem that should not have taken three weeks to solve. The documentation claimed that if a function was called from a command line with particular parameters, it …
Existing literature on distributed development in software engineering and other fields discusses various challenges, including cultural barriers, expertise transfer difficulties …
Christian Bird, Nachiappan Nagappan, Premkumar Devanbu, Harald Gall, Brendan Murphy
The traditional approach to circuit design has been to build chips that work correctly at extreme-case process corners, thereby guard-banding them …
Sachin S. Sapatnekar
Future miniaturization of silicon transistors following Moore's Law may be in jeopardy as it becomes harder to precisely define the behavior and shape of nanoscale transistors.
Michael Orshansky, Wei-Shen Wang
COLUMN: Last byte
Welcome to three new puzzles. Solutions to the first two will be published next month; the third is (as yet) unsolved. In each puzzle, the issue is how your intuition matches up with the mathematics.
SECTION: Virtual extension
Global spending on Information Technology continues to grow and is expected to reach $1.66 trillion in 2009. As CIOs and IT managers attempt to budget large IT expenditures they must help the business align IT spending with business …
Hoon S. Cha, David E. Pingry, Matt E. Thatcher
The research community has long and often been fervently keen on debating the topic of journal impact.
Andrew Lim, Hong Ma, Qi Wen, Zhou Xu, Brenda Cheang
Today most security incidents are caused by flaws in software, called vulnerabilities. It is estimated that there are as many as 20 flaws per thousand lines of software code.
Thomas Gerace, Huseyin Cavusoglu
Information Technology (IT) pervades every aspect of a firm's value chain as a vast electronic network of interconnected applications and data. Managers perceive the immense potential
of this complex infrastructure to enhance …
Rajiv Kohli, Nigel P. Melville
Global Software Development is increasingly becoming the normal practice in the software industry.
Eoin Ó Conchúir, Pär J. Ågerfalk, Helena H. Olsson, Brian Fitzgerald
Because of the web's rapid growth and lack of central organization, Internet search engines play a vital role in assisting the users of the Web in retrieving relevant information out of the tens of billions of documents available …
Rohit Kaul, Yeogirl Yun, Seong-Gon Kim
In the last two decades, the racial/ethnic composition of those earning computer science bachelor's degrees has changed in the U.S.
Phishing mongers and posers have taken the world by a storm and it is estimated that the annual financial loss due to phishing scams is at least US $320 million.
Indranil Bose, Alvin Chung Man Leung