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Table 10 T-test comparing the analysis results of Yelp reviews based on the expanded and original food word dictionary

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

 

df

t-value

p-value

1-word Food Words

67.887

0.140

0.889

2-word Food Words

48.681

2.294

0.026*

3-word Food Words

41.114

3.247

0.002**

4-word Food Words

49.175

1.888

0.065

  1. * p < 0.05, ** p < 0.01
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International Journal of Health Geographics

ISSN: 1476-072X