Time series decomposition involves thinking of a series as a combination of level, trend, seasonality, and noise components. Decomposition provides a useful abstract model for thinking about time series generally and for better understanding problems during time series analysis…
The carbon nanofiber revolution has been slower than hoped. This is one of the drawbacks of being a technophile and following tech news - you hear about exciting technology years before it is realized, and many of the tantalizing breakthroughs never come to realization. So you…
Historians like to blame drought, famine and invaders. But this can’t explain why the empires never came back.
A love letter to the rocket that everyone is too chicken to build
Ian Buruma on “Yakuza: A 400-Year History of the Japanese Underworld,” by Andrew Rankin.
Cephalopods are masters of camouflage. Scientists want to decipher how the process works in the brain.
How oil built the world
Too early and too late. Can it be resurrected from the dead?
Quick reference for modifying Linux user accounts with usermod and managing groups with groupadd, gpasswd, and groupdel
Bessie Smith toured in her own railway carriage, loved women and men and died in a 1937 crash. Plus the family's Klan story and Janis Joplin's gravestone.
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How the future is accidentally invented
Colorado has the two US mines dedicated to molybdenum. Molybdenum is a metal used mainly as an alloying agent in cast iron, steel and superalloys. Henderson is an underground mine that opened in 1976. The ore travels to the mill on a conveyor 15 miles long, and ten of those…
A teenage boy went into surgery for a broken arm and emerged with brain damage. His mother was determined to figure out what had happened.
Shayla Love on lock picking and the sport of opening locks.
We love Figure 02. It is an incredible robot.
A photograph is not a substitute
一个小小的个人网页
How DJI achieves its exceptional margins, from a teardown of two popular drones.
Apache HTTP Server at a glance: service commands, file layout on Ubuntu and RHEL, virtual hosts, modules, .htaccess, redirects, TLS, reverse proxy, and log …
Last year, TikTok’s executives quietly defanged its advertising rules, opening the floodgates to fraudsters that target American users with fake sales of products that never arrive. Sources told Forbes the change was understood internally as a way to make more money.
In 1960, a team at the University of Illinois released the first version of their PLATO “computerized instruction system,” a network of what would eventually be thousands of computer terminals connected to large mainframe computers.
Discover why sentiment analysis is becoming a core enterprise capability, with modern NLP techniques providing a deeper understanding of the customer experience than ever before.
Exit interviews with defectors from OpenAI, Anthropic, and DeepMind.
Rappler’s answer to state-sponsored lies and harassment was to stop using corporate social media as its public square.
Because we owned our own data and combined them with publicly available, vetted databases, our chatbot’s error rate was a little more than 1.6 percent—at the time, the error rate of commercial chatbots was about 16 percent.
Matrix is open-source and allows users to set up their own communication servers.
In this essay, Carson Gross discusses his advice to young people interested in computer science worried about the future given the advancements in AI.
Converters, formatters and debuggers that never upload your files.
David Byrne will always be most widely known as the co-founder and frontman of Talking Heads. That may count among the greatest possible achievements for any artist — to the minds of many an Open Culture reader, at least — but it must occasionally frustrate the man himself.
One life, drawn at random from all who have ever lived.
26 likes, 2 comments. "Helion CEO David Kirtley on why fusion final...
Even though we know better.
The California giant has helped turn a local, seasonal treat into a worldwide refrigerator staple and marketing juggernaut.
With a little help from knot theory, scientists have invented a “robust knit” to fight laddering
Photographer Steve McCurry has an exhibition at Leica Gallery New York showcasing works from earlier in his career and a new body of work.
Maceration is like steeping tea, but instead of a teabag, it's grape solids soaking in juice, imparting color, tannins, and flavor.
What makes the MBDA Meteor such an amazing air-to-air missile and why doesn’t the US have anything like it?
The Firebase iOS SDK crashed after a backend change, crashing all apps which used Firebase analytics for 2-6 hours. Google didn’t update the status page, but did offer a postmortem 4 days later.
SSH client config directives at a glance: Host and Match patterns, keys, jump hosts, keepalives, multiplexing, port forwarding, host key checking, and tokens …
Extend a Linux partition and grow ext4, XFS, Btrfs, or LVM storage after a disk resize, with layout checks, safe ext4 shrink steps, and troubleshooting.
Mazda Stories explores the ancient art of origami, its importance in Hiroshima and how it's believed to have miraculous powers…
As climates shift and traditional growing regions suffer, the American South has potential to be the next global olive oil source.
In a handful of animals, tumors can be transmitted like infectious diseases or parasites, defying science’s tidy definitions
Dispatching, finite-capacity scheduling, MES, APC and simulation each attack a different share of the time wafers spend waiting, and all of them depend on accurate WIP and equipment-state data.
We’ve made several upgrades to uploading/hosting images on CodePen lately. One change, moving to the open-source file-uploading library Uppy, was driven by business concerns. But the benefits…
The history of autodidacticism shows that learning has always been social. The right relationships open intellectual horizons