Lidar versus visual processing for automated driving
Lidar, or laser-based radar, is a key enabling technology for most auto makers’ self-driving cars. Lidar is good at identifying objects far down the road and determining speed. Unlike traditional…
The Field of Computer Science, summarized
This a great 11 minute video summarizing the breadth of the fields of computer science and computer engineering. There is a lot to cover in this wonderfully done graphical map,…
Historical context for this pandemic
The above author is a Lecturer in history at the Royal Holloway University of London. The ’68 pandemic had less effect in the U.S., with worse outcomes in parts of…
Experts fear we will run out of greek letters before we run out of variants
Now up to the Lambda variant. Models from IHME and ICL suggest we will run out of Greek letters before we run out of variants. Consequently, experts think we may…
Do you suffer from Long Covid? You may and not even realize it
(Paraphrased as seen on social media) If you suffer from depression, lack of motivation, irritability, bursts of anger, fear and anxiety, loss of faith in institutions, even in science itself,…
Economist shows correlation between economists and idiots
R^2 = 0.25. This is not a correlation. In case he deletes the chart
Instagram no longer intended for photo sharing
Facebook’s head of Instagram said the service plans to start showing users full-screen, recommended videos in their feeds. “We’re no longer a photo-sharing app or a square photo-sharing app,” Head…
Number of People With Master’s and Doctoral Degrees Doubles Since 2000
Stunning: 35% of those age 25-64 now have at least a 4-year degree. About 13.1 percent of U.S. adults had a master’s or doctoral degree in 2018, up from 8.6…
It’s called density altitude: “Too hot to fly at Portland International Airport?”
An aircraft’s performance is determined by density altitude. At a high altitude airport, the air is less dense. At a hot airport, the air is less dense. Same with humidity.…
About the high heat here in the PNW
The high heat here in the PNW over the next few days is caused by a combination of factors, including atmospheric waves that have created and inland high pressure system,…