User:David Laidlaw/notes from cs295j

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Notes about readings for February 6, 2009

A diary study of mobile information needs -- -- technology afforded says seems like our "matches expectations" module message seems clear and 2008, but this is from quite a while -- -- why interaction is more powerful than algorithms by Wegner similar to distributed cognition, but for computation interesting metaphor, but not clear we can use it directly in our work always wanted to for this paper a life -- -- what is beautiful is usable 1999 strong correlation between perceived aesthetics and perceived usability actual usability not correlated very similar to how people treat humans nice title, it may smile probably need an "aesthetic" module, a part to code "familiarity" may be important to, perhaps in the context of learning -- -- dimensional overlap: cognitive basis for stimulus-response compatibility -- a model and taxonomy 1990 seems like a way to probe people to understand cognition Mark says responses are faster when the dimensionality of the stimulus matches that of the response, and the type of values within those dimensions also matches tough going... -- -- a pattern approach to interaction design can we infer any "research design" set of patterns? Fun to read! Computer science context for design patterns kind of breaks the user centric nature of earlier work design patterns sound a little bit like a hierarchical expert system there's a whole conference on pattern languages of programming! Several examples of HCI patterns exist wow, lots of steps before prototyping -- -- activity theory versus cognitive science in the study of human computer interaction not trying to understand cognition, trying to understand humans and computers interacting seems like distributed cognition from the HCI direction very much like the "practice" of cooking or any other "practice" avoids problems? Leaves to users? We should account for biases like underestimation of errors humans filter out a lot from their successful working human activity very goal oriented "there is no sense in which we can study cognition meaningfully divorced from the task contexts in which it finds itself in the world" activity theory has a very funny squishy sense to it stimulus-response versus data or information processing?

  • how much context is needed?

-- -- distributed cognition: toward a new foundation for human computer interaction research 2000 what is our top-level metaphor? City? Neighborhood? Building? House? Room? Social computing scares me, but maybe we need to consider it?

Do we need anthropology?

Nice set of four rules what is ethnographies: study of people working the token becomes a thing represented in many interfaces with search, some explicit organization is not needed affordances software/code visualization as an example examples of interfaces with computers are not compelling you space well hide things: iconify, unhide: proximity, needs trust in space-permanence use the world to perform otherwise difficult tasks