Empowering health geography research with location-based social media data: innovative food word expansion and energy density prediction via word embedding and machine learning

Table 9 Number of food words identified in the Yelp reviews with the original and expanded dictionary

	1-word food words	2-word food words	3-word food words	4-word food words
Original Words	87,669	10,733	432	5
Expanded Words	91,383	22,137	1411	16
Percentage increase in words identified	2.07%	34.69%	53.12%	52.38%

ISSN: 1476-072X