My Smartphone Knows I am Hungry - Dartmouth Computer Science.pdfVIP

My Smartphone Knows I am Hungry Fanglin Chen, Rui Wang, Xia Zhou , Andrew T. Campbell Dartmouth College {chentc,ruiwang,xia,campbell}@ ABSTRACT Location (e.g., at cafe) is typically an excellent predic- tor of eating or drinking. However, many locations on a Can a smartphone learn our eating habits without the user campus are multi-purpose and include restaurants, class- being in the loop? Clearly, the phone could use checkins rooms and arts facilities such as the Hopkins Center at based on location to infer that if you are in a cafe, for ex- Dartmouth College. We show that simply by using location ample, there is a good possibility you might eat or drink you cannot easily infer eating from other activities without something. In this paper, we use inferred behavioral data false positives or negatives. In addition, simply using the and location history to predict if you are going to eat or not in the near future. These predictors could serve as a near instantaneous location label (e.g., Ramunto’s Pizza) is too little too late in terms of potentially guiding a