A sticker with a fraudulent QR code pasted over a legitimate one can lead the unwary to websites that can capture your personal data. Thornaby: Woman targeted in £13k train station QR code scam. Rail firm TransPennine Express has since removed QR codes from all of its station car parks. Is the root...
Source: bbc.com
Background Point-of-care ultrasound is becoming a ubiquitous diagnostic tool, and there has been increasing interest to teach novice practitioners. One of the challenges is the scarcity of qualified instructors, and with COVID-19, another challenge is the difficulty with social distancing between learners...
Source: biomedcentral.com
Induced subgraphs of hypercubes and a proof of the Sensitivity Conjecture: In this paper, we show that every (2^{n-1}+1)-vertex induced subgraph of
the n-dimensional cube graph has maximum degree at least sqrt{n}. This
result is best possible, and improves a logarithmic lower bound shown by Chung,
Füredi,...
Source: arxiv.org
Phrases of the day: selective exposure, selective perception, principles knowledge, vicarious trial, change agent, and cue-to-action. I’ve been reading Everett Rogers’ book Diffusion of Innovations with a ‘learning lens’ on. I’m fascinated that the adoption of innovations is so analogous to...
Source: amazon.co.uk