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Unraveling The JPEG
JPEG images are everywhere in our digital lives, but behind the veil of familiarity lie algorithms that remove details that are imperceptible to the human eye. This produces the highest visual quality with the smallest file size—but what does that...
Zack M. Davis
secrets of JPEG (h/t Gwern)
83d
Ridership Reports | bart.gov
Monthly Ridership ReportsMonthly Ridership files contain actual ridership counts in a format we call "entry-exit" matrices. Each page shows the average ridership for the month by type of day (weekday, Saturday, or Sunday) in a matrix, 45 stations by...
BART updates related to the coronavirus | bart.gov
The safety of BART riders and employees is our top priority. This page is being continuously updated below to keep the public informed about our response efforts and BART ridership data through the pandemic. Stay informed of our plans by signing up...
Message Length - LessWrong
Someone is broadcasting a stream of bits. You don't know why. A 500-bit-long
sample looks like...
A Dialogue on Suffering Subroutines – Center on Long-Term Risk
This piece presents a hypothetical dialogue that explains why instrumental computational processes of a future superintelligence might evoke moral concern. Generally, agent-like components might emerge in many places, including the computing...
Zack M. Davis
Analogy between animal consciousness and info-processing in Society by @reducesuffering: "if scandals are covered up or reporters are prevented from talking about atrocities, this is like applying local anaesthesia." So speech is violence after all!
98d
Biden defines $400,000 a year as 'wealthy,' but that income only makes you upper-middle class in big cities
By national measures, those making $400,000 or more a year belong to a rarified group. But in a city, people with that income aren't exactly living large.
Pandemic Imperils Promotions for Women in Academia
Even as faculty members are given more time to meet a deadline for tenure, many say they are getting less work done because of child care needs.
Cubs slugger Kyle Schwarber’s fear of COVID-19 increases after news of President Donald Trump’s positive test spreads: ‘It’s a showing to the world that this is real’
The positive COVID-19 tests of President Donald Trump and first lady Melania Trump reinforced the fear and need for safety measures that the Chicago Cubs have followed, Kyle Schwarber said Friday.
In vitro fertilisation with preimplantation genetic testing: the need for expanded insurance coverage
Technological advances in genetic testing have enabled prospective parents to learn about their risk of passing a genetic condition to their future children. One option for those who want to ensure that their biological children do not inherit a...
r/AskReddit - [Serious] People from Reddit who survived Corona, how has your daily life changed? What are the side effects after?
50,828 votes and 7,736 comments so far on Reddit
White men invented everything!
Over the last decade or so I’ve seen a very strange pattern that was once at the margins, but is now at the center of culture. Take something banal, such as literacy or war, and claim that it…
Zack M. Davis
"Most people listen to what the elites tell them, and our cultural elites now turn all factual claims explicitly into instruments of ideology. [...] [I]n 2010 elites might express some chagrin at their behavior. Today there is no shame."
109d
Array programming with NumPy
NumPy is the primary array programming library for Python; here its fundamental concepts are reviewed and its evolution into a flexible interoperability layer between increasingly specialized computational libraries is discussed.
it's time for some color theory | quiet misdreavus miniblog
an announcement post for a randomized text editor color scheme project, and a dive into how it works
allisonhorst/palmerpenguins
A great intro dataset for data exploration & visualization (alternative to iris). - allisonhorst/palmerpenguins
Amazon Drivers Are Hanging Smartphones in Trees to Get More Work
A strange phenomenon has emerged near Amazon.com Inc. delivery stations and Whole Foods stores in the Chicago suburbs: smartphones dangling from trees. Contract delivery drivers are putting them there to get a jump on rivals seeking orders,...
'Protests' or 'riots?' It makes a BIG difference.
With just 65 days until the 2020 election, it will be here before you know it. Every Sunday, I will deliver to your inbox the five BIG storylines you need to know to understand the upcoming week on the campaign trail. And they're ranked -- so the...