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Communications of the ACM

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The blog archive provides access to past blog postings from Communications of the ACM and other sources by date.

September 2014


From Computational Complexity

Richard Lipton Wins Knuth Prize

Georgia Tech professor and fellow blogger Richard Lipton will receive the 2014 Knuth Prize at the upcoming FOCS conference in Philadelphia. The Knuth Prize is given jointly by the ACM SIGACT and the IEEE TC-MFCS for major research


From Schneier on Security

Two New Snowden Stories

Two New Snowden Stories

New Zealand is spying on its citizens. Edward Snowden weighs in personally. The NSA and GCHQ are mapping the entire Internet, including hacking into Deutsche Telekom....


From The Eponymous Pickle

More Research on History of Cognitive Assistants in Business

More Research on History of Cognitive Assistants in Business

A number of past blog posts here, over a number of years,  have been mentioned in Jim Spohrer's Paper: "More Research on the History of Cognitive Assistants in Business"  in his service science archive.  This indexes some of


From The Eponymous Pickle

Communities Work Better than Networks

Communities Work Better than Networks

We observed this too, just watching your network grow does not buy you anything.   You also need a community with purpose, alerts and measures.  Says the HBR.  I will add to that, the communities can also have little value if


From The Eponymous Pickle

Smart Cities as Big Opportunity

Smart Cities as Big Opportunity

In the Cisco Blog.   A pretty common thought.  Consider a city as an internet of many things.  What can be done to improve, enhance and monetize the resulting mega network?  First I have seen numbers to support the effort.  Useful


From The Eponymous Pickle

MIT CSAIL

MIT CSAIL

Had a reminder of MIT work with AI.  They influenced us, especially in manufacturing and sensor based applications of data AI.  And more about their history and projects underway.


From Computer Science Teachers Association

Computational Thinking and Beyond

Since Jeannette Wing described computational thinking (CT) in her 2006 Communications of the ACM article, it has gone beyond computer science and now become a “hot topic” within educational technology communities of practice.


From Schneier on Security

Security of the SHA Family of Hash Functions

Security of the SHA Family of Hash Functions

Good article on the insecurity of SHA-1 and the need to replace it sooner rather than later....


From Computer Science Teacher – Thoughts and Information From Alfred Thompson

Interesting Links 15 September 2014

Interesting Links 15 September 2014

Overshadowed, at least in the US, by the anniversary of the attack by terrorists on New York and the Pentagon, last week also included Programmers Day. Apparently started in Russia when Dmitry Medvedev issued an executive order


From My Biased Coin

Simultaneous Enrollment

Simultaneous Enrollment

The Crimson has an op-ed on simultaneous enrollment, that I agree with.Harvard does not like simultaneous enrollment, which means a student taking two classes that meet at the same time -- any time overlap counts (whether the


From The Eponymous Pickle

Mayo Clinic Trials and Watson

Mayo Clinic Trials and Watson

In CIO:   The use of Watson for clinical trials.   Note the use of natural language interaction.  Key for what IBM is seeing as cognitive advisory applications.  " ... Mayo clinicians will leverage Watson's natural language processing


From The Eponymous Pickle

Three Vs vs Decision Process in Analytics

Three Vs vs Decision Process in Analytics

Three big Data Vs.   I agree with the premise, the decision process is more important than labels.  " .... Tony Cosentino, vice president and research director at research and advisory services firm Ventana Research, sees unanticipated


From The Eponymous Pickle

Smell Maps in the City

Smell Maps in the City

Interesting work in FastCompany.     With a geographic visualization.  We looked at a similar idea in retail, to influence shopping behavior.  But we did not get anywhere as far as this.    " ...  “Smellmaps” Chart City Odors


From Computer Science Teacher – Thoughts and Information From Alfred Thompson

Getting Organized

Getting Organized

Most years I have had a rough plan of what I wanted to teach.  I use the term “plan” loosely there. My granularity tended to be a week rather than a day. I knew the topics and the order of the topics but day by day plans tended


From Gödel's Lost Letter and P=NP

Some Strange Math Facts

Things we did not know Ulam holding a strange device Stanislaw Ulam was a Polish-American mathematician whose work spanned many areas of both continuous and discrete mathematics. He did pioneering research in chaos theory and


From The Eponymous Pickle

Cool DARPA Projects

Cool DARPA Projects

Good overview, interesting ideas.  Often, as it says, addressing important real-world, civilian issues." ...  The experimental projects of the Defense Advanced Research Projects Agency's (DARPA) often bring to mind the tech found


From The Eponymous Pickle

Bio Inspired Design for Cognitive Assistants

Bio Inspired Design for Cognitive Assistants

By Jim Spohrer:    In a piece about articles relevant to the topic, he writes:  " ... Third, this article made me think more about the question – what is the difference between a “good tool” and a cognitive assistant? CAD systems


From The Eponymous Pickle

Disappearance of Software Patents

Disappearance of Software Patents

In the US at least.  Software patents are rapidly disappearing as it is understood that software is not patentable. Interesting view and comments too.  I sent this on to people that should be in the know to determine if this


From The Eponymous Pickle

SRI Cognitive Agents

SRI Cognitive Agents

Cognitive Agents that Learn and Organize" ... SRI has dubbed its new project CALO, for Cognitive Agent that Learns and Organizes. The name was inspired by the Latin word "calonis", which means "soldier’s servant". The goal of


From The Eponymous Pickle

Digitizing the Customer Decision Journey

Digitizing the Customer Decision Journey

From McKinsey:  A Thoughtful piece.  " ... In a world where physical and virtual environments are rapidly converging, companies need to meet customer needs anytime, anywhere. Here’s how.Many of the executives we speak with in


From Schneier on Security

Friday Squid Blogging: 200-Pound Squid Found in Gulf of Mexico

Friday Squid Blogging: 200-Pound Squid Found in Gulf of Mexico

A 200-pound dead giant squid was found near the coast of Matagorda, Texas. This is only the third giant squid ever found in the Gulf of Mexico. As usual, you can also use this squid post to talk about the security stories in


From The Eponymous Pickle

Kellogg Consumer Centric Data Case Study

Kellogg Consumer Centric Data Case Study

An Ad from Aimia." ... Transforming CPG Loyalty With Consumer Centric Data    It is an exciting time for the CPG industry. Building loyalty with consumers is no longer limited to retailers, airlines and hotels. CPG's also have


From The Eponymous Pickle

Big Data and C Level Value

Big Data and C Level Value

In CIO.  Lots of stories to tell here.   Not too much different than it has always been when translating any kinds of analytics to executives.  But now the promise of value and its scale may be greater.  Also, many execs are


From The Computing Community Consortium Blog

NYC ASCENT Postdoc Best Practices Program Launched

Below is a Press Release from the Columbia University School of Engineering, published September 11, 2014 about the NYC ASCENT Kick Off. Many of New York City’s most promising engineering postdocs joined leading representatives…


From The Eponymous Pickle

A View of the Future of Analytics

A View of the Future of Analytics

Short post from IBM's AnalyticsZone Blog on The current state of analytics and visualization.  There you can sign up for the Watson Analytics beta.  But it just asks for an email address to get back to you later, which is what


From The Computing Community Consortium Blog

NIST Global City Challenge Kick-Off

As a follow-on to the Smart America Challenge, the National Institute of Standards and Technology (NIST), in partnership with US Ignite, is launching the Global City Teams Challenge to advance the deployment of Internet of Things…


From The Eponymous Pickle

SAP Improves its Visualization, Analytics

SAP Improves its Visualization, Analytics

Good to finally see this.  It seems they had fallen behind for some time. " ...  SAP has made a series of updates to its InfiniteInsight predictive modeling software and Lumira data-visualization tool in a bid to shore up its


From Schneier on Security

The Concerted Effort to Remove Data Collection Restrictions

The Concerted Effort to Remove Data Collection Restrictions

Since the beginning, data privacy regulation focused on collection, storage, and use. You can see it in the OECD Privacy Framework from 1980 (see also this proposed update). Recently, there has been concerted effort to focus


From Putting People First

[Video] Digital Amnesia (VPRO, 2014)

[Video] Digital Amnesia (VPRO, 2014)

Our memory is dissipating. Hard drives only last five years, a webpage is forever changing and there’s no machine left that can read 15-year old floppy disks. Digital data is vulnerable. Yet entire libraries are shredded and


From The Eponymous Pickle

InfraRed FUSION

InfraRed FUSION

I see that colleagues Elena and Ed Fullman are featured in the local paper.  Best of luck to them." ... Each week Cintrifuse and Cincinnati.com turn the spotlight on a hometown startup - highlighting the activity and stories.