Notes concerning “Information theory”

• In what sense is e the optimal branching factor, and what does it mean for menu tree design? 2012-12-04 (3 minutes)
• Constructing error-correcting codes using Hadamard transforms 2013-05-17 (updated 2013-05-20) (22 minutes)
• Ultraslow radio for resilient global communication 2013-05-17 (updated 2013-05-20) (26 minutes)
• Trellis-coded buttons to run a whole keyboard off two microcontroller pins 2013-05-17 (updated 2019-06-13) (30 minutes)
• Practically decodable random error correction codes with popcount 2015-07-01 (updated 2015-09-03) (6 minutes)
• Improving lossless image compression with basic machine learning algorithms 2016-07-27 (2 minutes)
• Broadcast ECC with graceful degradation, or avoiding the cliff effect 2018-12-18 (5 minutes)
• Some musings on applying Fitts’s Law to user interface design and data compression 2019-05-06 (updated 2019-05-09) (27 minutes)
• Free space optical coding gain 2019-05-08 (updated 2019-05-09) (4 minutes)