Why you’re unlikely to find the perfect exercise program, and how you can find good enough

April 12, 2017


There is a famous problem in mathematics- You’re hiring a secretary and want to pick best the one. You’re a thorough person. You’re not going to merely look at resumes “He has the best typing score. Done.”  You’ll judge who is best as you interview them. You interview randomly one at a time. The rub is […]

Pessimism regarding upcoming artificially intelligent personal trainers (part 5)

April 10, 2017


Improved performance methods aren’t too relevant We’re still leg pressing- “the presented approach would allow professionals but also their coaches to analyze in detail the athletes’ executions and improve their performances by looking in real time at the measured force and displacement time series or also calculated acceleration, velocity and power properties.” Charlie Francis, the Jamaicans, […]

Pessimism regarding upcoming artificially intelligent personal trainers (part 4)

April 7, 2017


Sensors are unlikely the future. If there is one, it’s vision. Our leg pressing study again- “The restrictions of the presented approach are […] it is not possible to observe other pre-conditions like, for example, the correct sitting position or placement of the feet, which would be important parameters for the application of the implemented models […]

Pessimism regarding upcoming artificially intelligent personal trainers (part 3)

April 5, 2017


Liability If an AI is now coaching people, telling them what’s too hard and what’s not, who is responsible when something goes wrong? Craig Venter, the most known name in genetics, did “the most thorough physical in the world” and likely gave himself prostate cancer. Who’s responsible for that? When the inevitable “Oh shit, we didn’t […]

Pessimism regarding upcoming artificially intelligent personal trainers (part 2)

April 3, 2017


Classification is done by people. Not AI.  Back to our leg pressing study- “For the current study, the use of supervised learning methods, mapping input objects to desired output values, appeared to be a suitable modeling technique, considering the inclusion of the measured time series and the experts’ evaluations of the executions. These assessments in […]

Pessimism regarding upcoming artificially intelligent personal trainers

March 31, 2017


AI is tag-alonging trickling into every field. Exercise and personal training are no different. In this series we’ll stick to what’s currently being worked on and purportedly near term. Science fiction such as Ex Machina is not going to be considered. The impetus is: –Artificial Intelligence in Sports on the Example of Weight Training These researchers put some sensors on a leg […]

How quickly can your brain atrophy?

March 29, 2017


A great way to appreciate “if you don’t use it, you lose it” is to be casted up. Less than a couple months later, take the cast off, and that limb looks like carnage. That doesn’t tell the whole story though. A broken bone might mean being in a cast for 6-8 weeks. What if […]