In 4 simple questions we can estimate the energy intake.
How? 'Or' What ? Using search results that leverage Machine Learning tools.
You want to know more ?
Check out the following article...
Sylvie Rousset, Sébastien Médard, Gérard Fleury, Anthony Fardet, Olivier Goutet and Philippe Lacomme
Energy Intake Evaluation by a Learning Approach Using the Number of Food Portions and Body Weight
Foods 2021, 10(10), 2273; https://doi.org/10.3390/foods10102273