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# Puzzle 238 from the New Scientist
Solution to #238 “Can you retrace the chess knight’s path?” puzzle.
Dec 20, 2023
7 min read
puzzle
The Banana Index Revisited
The banana index measures greenhouse-gas emissions of foods relative to the banana. But it overlooks other crucial environmental factors like land use, prompting a reevaluation of its findings to include this essential dimension.
Oct 27, 2023
6 min read
data analysis
,
data vis
,
data
# 224 Puzzle from the New Scientist
Solution to #224 “Can you find the ring inside the Russian dolls?” puzzle.
Jul 10, 2023
7 min read
puzzle
# 212 Puzzle from the New Scientist
Puzzle #212 from the New Scientist is: “Why isn’t the sound working?”, Mum muttered as she hit the mute key on the remote control. “You’ve probably got the wrong remote, Mum”, Sam said.
Mar 30, 2023
5 min read
puzzle
# 204 Puzzle from the New Scientist
Solution to #204 “Can you work out what number my son thought of?” puzzle.
Feb 8, 2023
5 min read
puzzle
How to publish a model that hasn’t converged
The article by Matsuo et al. (2019) appeared in my newsletter. It is another attempt to sell deep-learning (DL) as a promising alternative to traditional survival analysis. To this end, they compare the performance of their DL model to Cox proportional hazard regression (CPH) when predicting survival for women with newly diagnosed cervical cancer.
Jan 10, 2023
5 min read
algorithm
,
reporting
,
model evaluation
QWERTY-nomics, how did QWERTY came to be?
QWERTY has become the dominant keyboard standard, used by billions of people every day. The basic QWERTY form was developed in 1873 and was based around four rows with eleven characters in each row.
Oct 7, 2022
5 min read
probability
,
qwerty
Origins - Book Overview
The most common discussion around Earth concerns how we are shaping our planet. Origins is all about “how the Earth made us”. Origins: How the Earth Shaped Human History, Lewis Dartnell, Vintage Publishing (2020)
Aug 2, 2022
6 min read
book overview
Iridescence as camouflage - A comment on competing risks
Standard survival data measure the time span from some time origin until the occurrence of the event of interest. In the interpretation of results of survival analyses, competing risks can be an important problem.
Jan 27, 2022
10 min read
data analysis
# 134 Puzzle from the New Scientist
Another puzzle from the New Scientist - #134: Can you work out which keyboard to hack?. It goes as follows: James Blond edges along the corridors of the supervillain’s base, and comes to two locked doors, each with a keypad that requires a four-digit code.
Oct 15, 2021
3 min read
puzzle
,
permutations
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