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Four short links: 14 August 2014

By Nat Torkington
August 14, 2014

$700 Ceramic-Spitting 3D Printer (Make Magazine) — ceramic printing is super interesting, not least because it doesn’t fill the world with plastic glitchy bobbleheads. Mathematics in the Age of the Turing Machine (Arxiv) — a survey of mathematical proofs that …

Four short links: 14 August 2014

By Nat Torkington
August 14, 2014

$700 Ceramic-Spitting 3D Printer (Make Magazine) — ceramic printing is super interesting, not least because it doesn’t fill the world with plastic glitchy bobbleheads. Mathematics in the Age of the Turing Machine (Arxiv) — a survey of mathematical proofs that …

Four short links: 14 August 2014

By Nat Torkington
August 14, 2014

$700 Ceramic-Spitting 3D Printer (Make Magazine) — ceramic printing is super interesting, not least because it doesn’t fill the world with plastic glitchy bobbleheads. Mathematics in the Age of the Turing Machine (Arxiv) — a survey of mathematical proofs that …

Four short links: 4 August 2014

By Nat Torkington
August 4, 2014

EtherCalc — open source web-based spreadsheet. Dynamics of Correlated Novelties (Nature) — paper on “the adjacent possible”. Here we propose a simple mathematical model that mimics the process of exploring a physical, biological, or conceptual space that enlarges whenever a …

Four short links: 4 August 2014

By Nat Torkington
August 4, 2014

EtherCalc — open source web-based spreadsheet. Dynamics of Correlated Novelties (Nature) — paper on “the adjacent possible”. Here we propose a simple mathematical model that mimics the process of exploring a physical, biological, or conceptual space that enlarges whenever a …

Four short links: 4 August 2014

By Nat Torkington
August 4, 2014

EtherCalc — open source web-based spreadsheet. Dynamics of Correlated Novelties (Nature) — paper on “the adjacent possible”. Here we propose a simple mathematical model that mimics the process of exploring a physical, biological, or conceptual space that enlarges whenever a …

Four short links: 2 July 2014

By Nat Torkington
July 2, 2014

Experimental Evidence of Massive-scale Emotional Contagion Through Social Networks — I suspect many more people have expressed an opinion on the research than have read the research. Mountain — a new game in which you are (wait for it) a …

Four short links: 2 July 2014

By Nat Torkington
July 2, 2014

Experimental Evidence of Massive-scale Emotional Contagion Through Social Networks — I suspect many more people have expressed an opinion on the research than have read the research. Mountain — a new game in which you are (wait for it) a …

Four short links: 2 July 2014

By Nat Torkington
July 2, 2014

Experimental Evidence of Massive-scale Emotional Contagion Through Social Networks — I suspect many more people have expressed an opinion on the research than have read the research. Mountain — a new game in which you are (wait for it) a …

Four short links: 26 May 2014

By Nat Torkington
May 23, 2014

Car Alarms and Smoke Alarms (Slideshare) — how to think about and draw the line between sensitivity and specificity. 101 Uses for Content Mining — between the list in the post and the comments from readers, it’s a good introduction …

Four short links: 24 February 2014

By Nat Torkington
February 24, 2014

Understanding Understanding Source Code with Functional Magnetic Resonance Imaging (PDF) — we observed 17 participants inside an fMRI scanner while they were comprehending short source-code snippets, which we contrasted with locating syntax error. We found a clear, distinct activation pattern …

Math Courses the O’Reilly School Way — Propelling Online Math Education

By Debra Woods
February 10, 2014

Introducing O’Reilly School of Technology’s new series of math courses delivered through Making Math. Our approach signals a groundbreaking contribution to the evolution of online math education. A wise math professor once said, “…the problem with introductory lectures is that they are full of words that have not yet taken on meaning and full of …

The post Math Courses the O’Reilly School Way — Propelling Online Math Education appeared first on O'Reilly School of Technology.

Using Big Data and Game Play to Improve Mental Fitness

By Bonnie Feldman
January 29, 2014

This article was written together with Ellen M. Martin and Melinda Speckmann. Games have been part of human culture for millennia. It is no surprise that elements of play can be powerful digital tools to grab our attention and keep …

Four short links: 24 January 2014

By Nat Torkington
January 24, 2014

What Every Computer Scientist Should Know About Floating Point Arithmetic — in short, “it will hurt you.” Ori — a distributed file system built for offline operation and empowers the user with control over synchronization operations and conflict resolution. We …

Four short links: 22 January 2014

By Nat Torkington
January 22, 2014

How a Math Genius Hacked OkCupid to Find True Love (Wired) — if he doesn’t end up working for OK Cupid, productising this as a new service, something is wrong with the world. Humin: The App That Uses Context to …

Design, Math, and Data

By O'Reilly Strata
December 4, 2013

By Dean Malmgren When you hear someone say, “that is a nice infographic” or “check out this sweet dashboard,” many people infer that they are “well-designed.” Creating accessible (or for the cynical, “pretty”) content is only part of what makes …

Four short links: 4 December 2013

By Nat Torkington
December 4, 2013

Skyjack — drone that takes over other drones. Welcome to the Malware of Things. Bootstrap World — a curricular module for students ages 12-16, which teaches algebraic and geometric concepts through computer programming. (via Esther Wojicki) Harvest — open source …

Four short links: 29 November 2013

By Nat Torkington
November 29, 2013

Huaqiang Bei Map for Makers — excellent resource for visitors to an iconic huge electronics market in Shenzhen. (via Bunnie Huang) A 16th Century Dutchman Can Tell us Everything We Need to Know about GMO Patents — There’s nothing wrong …

Four short links: 12 Nov 2013

By Nat Torkington
November 11, 2013

Quantitative Reliability of Programs That Execute on Unreliable Hardware (MIT) — As MIT’s press release put it: Rely simply steps through the intermediate representation, folding the probability that each instruction will yield the right answer into an estimation of the …

MathML Forges On

By Peter Krautzberger
November 1, 2013

20 years into the web, math and science are still second class citizens on the web. While MathML is part of HTML 5, its adoption has seen ups and downs but if you look closely you can see there is …

Four short links: 16 October 2013

By Nat Torkington
October 14, 2013

Scientific Data Has Become So Complex, We Have to Invent New Math to Deal With It (Jennifer Ouellette) — Yale University mathematician Ronald Coifman says that what is really needed is the big data equivalent of a Newtonian revolution, on …

The Red Line problem

By Allen Downey
October 9, 2013

One of the chapters of Think Bayes is based on a class project two of my students worked on last semester. It presents “The Red Line Problem,” which is the problem of predicting the time until the next train arrives, …

Are your data normal? Hint: no.

By Allen Downey
September 30, 2013

One of the frequently-asked questions over at the statistics subreddit (reddit.com/r/statistics) is how to test whether a dataset is drawn from a particular distribution, most often the normal distribution. There are standard tests for this sort of thing, many with …

Think About Learning Bayes Using Python

By Ann Spencer
September 27, 2013

When Mike first discussed Allen Downey’s Think Bayes book project with me, I remember nodding a lot. As the data editor, I spend a lot of time thinking about the different people within our Strata audience and how we can …

Think about learning Bayes using Python

By Ann Spencer
September 23, 2013

When Mike first discussed Allen Downey’s Think Bayes book project with me, I remember nodding a lot. As the data editor, I spend a lot of time thinking about the different people within our Strata audience and how we can …

How signals, geometry, and topology are influencing data science

By Ben Lorica
May 24, 2013

I’ve been noticing unlikely areas of mathematics pop-up in data analysis. While signal processing is a natural fit, topology, differential and algebraic geometry aren’t exactly areas you associate with data science. But upon further reflection perhaps it shouldn’t be so …

Four short links: 24 May 2013

By Nat Torkington
May 24, 2013

Ubiquity — Sears Holdings has formed a new unit to market space from former Sears and Kmart retail stores as a home for data centers, disaster recovery space and wireless towers. Google Abandons Open Standards for Instant Messaging (EFF) — …

Four short links: 13 May 2013

By Nat Torkington
May 13, 2013

Exploiting a Bug in Google Glass — unbelievably detailed and yet easy-to-follow explanation of how the bug works, how the author found it, and how you can exploit it too. The second guide was slightly more technical, so when he …

Four short links: 25 March 2013

By Nat Torkington
March 25, 2013

Analytics for Learning — Since doing good learning analytics is hard, we often do easy learning analytics and pretend that they are good instead. But pretending doesn’t make it so. (via Dan Meyer) Reproducible Research — a list of links …

Four short links: 4 March 2013

By Nat Torkington
March 4, 2013

Life Inside the Aaron Swartz Investigation — do hard things and risk failure. What else are we on this earth for? crossfilter — open source (Apache 2) JavaScript library for exploring large multivariate datasets in the browser. Crossfilter supports extremely …

Design matters more than math

By Alistair Croll
February 8, 2013

At Strata Santa Clara later this month, we’re reprising what has become a tradition: Great Debates. These Oxford-style debates pit two teams against one another to argue a hot topic in the fields of big data, ubiquitous computing, and emerging …

Four short links: 7 February 2013

By Nat Torkington
February 7, 2013

Tridium Niagara (Wired) — A critical vulnerability discovered in an industrial control system used widely by the military, hospitals and others would allow attackers to remotely control electronic door locks, lighting systems, elevators, electricity and boiler systems, video surveillance cameras, …

Improve your math skills

By Ann Spencer
January 8, 2013

When I was a youngster in college I found myself dissatisfied after I took a stats class from the math department.  So I decided to take another stats class. Classmates thought I was crazy. Let’s be real, what precocious over-achieving teenager …

Four short links: 4 January 2013

By Nat Torkington
January 4, 2013

sslh — ssh/ssl multiplexer. Github Says No to Bots (Wired) — what’s interesting is that bots augmenting photos is awesome in Flickr: take a photo of the sky and you’ll find your photo annotated with stars and whatnot. What can …

Math typesetting

By Adam Hyde
November 26, 2012

Typesetting math in HTML was for a long time one of those ‘I can’t believe that hasn’t been solved by now!’ issues. It seemed a bit wrong – wasn’t the Internet more or less invented by math geeks? Did they give …

Four short links: 10 October 2012

By Nat Torkington
October 10, 2012

An Intuitive Guide to Linear Algebra — Here’s the linear algebra introduction I wish I had. I wish I’d had it, too. (via Hacker News) Think Bayes — an introduction to Bayesian statistics using computational methods. The State of Javascript …

Four short links: 9 October 2012

By Nat Torkington
October 9, 2012

Finland Crowdsourcing New Laws (GigaOm) — online referenda. The Finnish government enabled something called a “citizens’ initiative”, through which registered voters can come up with new laws – if they can get 50,000 of their fellow citizens to back them …

Four short links: 28 September 2012

By Nat Torkington
September 28, 2012

Mobile Content Strategy — Mobile is a catalyst that can help you make your content tighter without loss of clarity or information. If you make your content work well on mobile, it will work everywhere. Excellent presentation, one I want …

Four short links: 24 September 2012

By Nat Torkington
September 24, 2012

Open Monograph Press — an open source software platform for managing the editorial workflow required to see monographs, edited volumes and, scholarly editions through internal and external review, editing, cataloguing, production, and publication. OMP will operate, as well, as a …

Four short links: 22 August 2012

By Nat Torkington
August 22, 2012

Minecraft Experiment Devolves into Devastating Resource War — life imitates art, but artificial life imitates, well, Haiti. Finding Unity in the Math Wars — I recently heard a quote about constructive dialog: “Don’t argue the exact point a person made. …

Four short links: 16 August 2012

By Nat Torkington
August 16, 2012

The Medium Terms of Service — easily the best terms of service I’ve ever read. Clear and English wherever possible, apologetically lawyered-up CAPITALS where necessary. Buy that lawyer a beer. All Nations Lose Under TPP’s Expansion of Copyright Terms (EFF) …

Four short links: 10 August 2012

By Nat Torkington
August 10, 2012

The Coffee-Ring Effect (YouTube) — beautiful video of what happens in liquids as they evaporate, explaining why coffee stains are rings, and how to create liquids with even evaporative coating. The Importance of Quantitative Thinking Medicine (PDF) — scaling laws …

Four short links: 1 August 2012

By Nat Torkington
August 1, 2012

China Hackers Hit EU Point Man and DC (Bloomberg) — wow. The extent to which EU and US government and business computer systems have been penetrated is astonishing. Stolen information is flowing out of the networks of law firms, investment …

Four short links: 21 June 2012

By Nat Torkington
June 21, 2012

Test, Learn, Adapt (PDF) -- UK Cabinet Office paper on randomised trials for public policy. Ben Goldacre cowrote. UK EscapeTheCity Raises GBP600k in Crowd Equity -- took just eight days, using the Crowdcube platform for equity-based crowd investment. DIY Bio SOPs -- CC-licensed set of standard operating procedures for a bio lab. These are the SOPs that I provided...

Four short links: 18 June 2012

By Nat Torkington
June 18, 2012

What Facebook Knows (MIT Tech Review) -- Analyzing the 69 billion friend connections among those 721 million people showed that the world is smaller than we thought: four intermediary friends are usually enough to introduce anyone to a random stranger. and our close friends strongly sway which information we share, but overall their impact is dwarfed by the collective...

Four short links: 11 May 2012

By Nat Torkington
May 11, 2012

Stanford Med School Contemplates Flipped Classroom -- the real challenge isn't sending kids home with videos to watch, it's using tools like OceanBrowser to keep on top of what they're doing. Few profs at universities have cared whether students learned or not. Inclusive Tech Companies Win The Talent War (Gina Trapani) -- she speaks the truth, and gently. The...

Four short links: 10 May 2012

By Nat Torkington
May 10, 2012

Gravity in the Margins (Got Medieval) -- illuminating illuminated manuscripts with Mario. (via BoingBoing) Hours Days, Who's Counting? (Jon Udell) -- What prompted me to check? My friend Mike Caulfield, who’s been teaching and writing about quantitative literacy, says it’s because in this case I did have some touchstone facts parked in my head, including the number 10 million...

Four short links: 2 May 2012

By Nat Torkington
May 2, 2012

Punting on SxSW (Brad Feld) -- I came across this old post and thought: if you can make money by being a dick, or make money by being a caring family person, why would you choose to be a dick? As far as I can tell, being a dick is optional. Brogrammers, take note. Be more like Brad Feld,...

Four short links: 26 April 2012

By Nat Torkington
April 26, 2012

Apollo Software -- amazing collection of source code to the software behind the Apollo mission. And memos, and quick references, and operations plans, and .... Just another reminder that the software itself is generally dwarfed by its operation. flickrapi.js (Github) -- Aaron Straup Cope's Javascript library for Flickr. t (Github) -- command-line power-tool for Twitter. Habits of Mind (PDF)...

Four short links: 12 April 2012

By Nat Torkington
April 12, 2012

Big Data in Finance (PDF, 9M) -- Algo trading systems have begun to resemble an arms race. Competition, data, and the race for real-time. A Parent's Guide to 21st Century Learning (Edutopia, free registration required to download) -- What should collaboration, creativity, communication, and critical thinking look like in a modern classroom? How can parents help educators accomplish their...


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