November 2014 - Vol. 57 No. 11

Features

Opinion Nov 1 2014

Dealing With the Deep, Long-Term Challenges Facing ACM (Part I)

While the new ideas generated at the ACM Strategic Planning Retreat are likely to have a significant impact on ACM's activities going forward, I view them as defining only a relatively short-term agenda not fully addressing some deep issues facing ACM.

Alexander L. Wolf

Computing Applications

Opinion Nov 1 2014

Heidelberg Laureate Forum II

The second Heidelberg Laureate Forum was even better than the first, if that is possible.

Vinton G. Cerf

Computing Applications

Opinion Letters to the Editor Nov 1 2014

Accountability Is No Excuse For Surveillance

British philosopher and social theorist Jeremy Bentham would have wholeheartedly endorsed many of the accountability mechanisms Stefan Bechtold and Adrian Perrig outlined in "Accountability in Future Internet Architectures" (Sept. 2014).

CACM Staff

Computing Applications

BLOG@CACM Nov 1 2014

Teach the Teachers, and Contribute to Humanity

Mark Guzdial suggests computer science education needs to be aimed at adults before teaching it to children; Lawrence M. Fisher finds the volunteer spirit behind ACM Special Interest Groups.

Mark Guzdial and Lawrence M. Fisher

Computing Applications

News Oct 27 2014

Researchers Simplify Parallel Programming

Parallel computing has become increasingly important as chipmakers put more and more processor cores on individual chips.

Gary Anthes

Artificial Intelligence and Machine Learning

News Nov 1 2014

Computing What Fits

New apps and pods improve the virtual and actual retail experiences by ensuring clothing and cosmetics look good on you before you buy them.

Esther Shein

Artificial Intelligence and Machine Learning

News Nov 1 2014

Keeping Online Reviews Honest

As online reviews become increasingly important to e-commerce and social media sites, computer scientists work on ways to ensure their authenticity.

Logan Kugler

Computing Applications

Opinion Economic and business dimensions Nov 1 2014

The Dark Side of the Sharing Economy . . . and How to Lighten It

Improving the sharing economy will require addressing myriad problems.

Arvind Malhotra and Marshall Van Alstyne

Computing Applications

The Dark Side of the Sharing Economy, illustration

Opinion Legally speaking Nov 1 2014

Updates on the Intellectual Property Front

Recapping influential U.S. Supreme Court decisions rendered earlier this year.

Pamela Samuelson

Computing Applications

Supreme Court Justice Breyer announcing an opinion, illustration

Opinion Computing ethics Nov 1 2014

Big Data’s End Run Around Procedural Privacy Protections

Recognizing the inherent limitations of consent and anonymity.

Solon Barocas and Helen Nissenbaum

Computing Applications

Big Data's End Run Around Procedural Privacy Protections, illustration

Opinion Education Nov 1 2014

A Future For Computing Education Research

Seeking to address the most important issues facing the computer education research community.

Steve Cooper, Shuchi Grover, Mark Guzdial, and Beth Simon

Computing Applications

Opinion Privacy and security Nov 1 2014

Summing Up

Considering recent privacy- and security-related events through this column.

Susan Landau

Computing Applications

Opinion Viewpoint Oct 27 2014

An Embarrassment of Riches

A critical review of open innovation systems.

Mark Klein and Gregorio Convertino

Computing Applications

An Embarrassment of Riches, illustration

Opinion Viewpoint Nov 1 2014

Designing User Incentives For Cybersecurity

How to encourage better user security practices and behavior

Terrence August, Robert August, and Hyoduk Shin

Computing Applications

Designing User Incentives for Cybersecurity, illustration

Practice Nov 1 2014

Evolution of the Product Manager

Better education needed to develop the discipline.

Ellen Chisa

Computing Applications

Product Manager: What my colleagues think I do

Practice Nov 1 2014

JavaScript and the Netflix User Interface

Conditional dependency resolution.

Alex Liu

Computing Applications

Practice Nov 1 2014

A Decade of Progress in Parallel Programming Productivity

Looking at the design and benefits of X10.

John T. Richards, Jonathan Brezin, Calvin B. Swart, and Christine A. Halverson

Artificial Intelligence and Machine Learning

A Decade of Progress in Parallel Programming Productivity, illustration

Research and Advances Contributed articles Nov 1 2014

Scene Understanding By Labeling Pixels

Pixels labeled with a scene's semantics and geometry let computers describe what they see.

Stephen Gould and Xuming He

Artificial Intelligence and Machine Learning

Scene Understanding by Labeling Pixels, illustration

Research and Advances Contributed articles Nov 1 2014

On Facebook, Most Ties Are Weak

Strong ties connect individuals in the same community; weak ties connect individuals in different communities.

Pasquale De Meo, Emilio Ferrara, Giacomo Fiumara, and Alessandro Provetti

Architecture and Hardware

On Facebook, Most Ties Are Weak, illustration

Research and Advances Review articles Nov 1 2014

The Data on Diversity

It's not just about being fair.

Beryl Nelson

Computing Applications

Research and Advances Research highlights Nov 1 2014

Technical Perspective: The Intricate Dance of Fabric and Light

For years, graphics programs have simulated fabric as a collection of fibers, requiring tweaks to algorithms for each new fabric. "Building Volumetric Appearance Models of Fabric Using Micro CT Imaging" solves this problem in a creative way.

Szymon Rusinkiewicz

Artificial Intelligence and Machine Learning

Research and Advances Research highlights Nov 1 2014

Building Volumetric Appearance Models of Fabric Using Micro CT Imaging

Visualizing and rendering cloth has been an important area of graphics research for decades. This paper proposes a new approach to acquiring volume models, based on density data from CT scans and appearance data from photographs under uncontrolled illumination.

Shuang Zhao, Wenzel Jakob, Steve Marschner, and Kavita Bala

Artificial Intelligence and Machine Learning

Opinion Last byte Nov 1 2014

Upstart Puzzles: Proving Without Teaching/Teaching Without Proving

Peter Winkler's mathematically elegant, often whimsical puzzles have been a joy to read and wrestle with. My columns now embark on a different path. Each will come in two parts: one quite doable, the other an "upstart," or insolent variant. Here we go.

Dennis Shasha

Computing Applications

Proving without Teaching/ Teaching without Proving, illustration

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