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With the development of urban traffic, taxi accounts for a large proportion to serve people's daily travel. Besides prebooked taxis, flagged taxis also run in many places of the world, allowing passengers to wave at the driver on the side of the road to flag down the taxi as it is approaching. For flagged taxis service, taxi drivers' passenger-refusal (TPR)(More)
Personal photo revisitation on smart phones is a common yet uneasy task for users due to the large volume of photos taken in daily life. Inspired by the human memory and its natural recall characteristics, we build a personal photo revisitation tool, PhotoPrev, to facilitate users to revisit previous photos through associated memory cues. To mimic users’(More)
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