狠狠撸

mobile phones notifications applied machine-learning ubicomp interruptions attention ubiquitous computing boredom user engagement push notifications prediction availability phone calls ubicomp2014 chi 2016 attentiveness mobilehci 2014 experiment eye-tracking interruptability study line spacing mobilehci smarttention workshop font size proactive recommendations interruptibility mobilehci2015 ubicomp2015 attention economy killing time readability