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Questions tagged [hci]

For questions regarding the study and design of the interface through which humans interact with computers through software, a discipline which draws upon knowledge from computer science and the cognitive sciences

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0answers
57 views

How to prepare when entering the field of Psychology from a professional UX background?

I come from a Computer Science and professional User Experience (UX) Design background and I'll soon be starting an MSc conversion course in Psychology. My interest is to understand human behaviour ...
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0answers
26 views

Definition of dominance (self-assessment manikin)

I'm using the self-assessment manikin to measure valence, arousal and dominance. Valence and arousal is clear to all participants but with the concept of dominance a lot of participants are struggling....
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0answers
38 views

Why might computerised voices in the background be more disruptive than human voices? [closed]

Imagine yourself in a room where there are students, which have done their homework. The homework was to read a text, and therefore you will sit alone and read it. There is one kid with Dyslexia who ...
5
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1answer
495 views

Is Altmann's memory-for-goals model valid for higher-level multitasking?

Altmann's memory-for-goals model models goal-directed cognition in terms of the general memory constructs of activation and associative priming (Altmann 2002). From reading the paper I understand the ...
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0answers
67 views

How to integrate word prediction keyboard into P300-based BCI (brain computer interface) system?

See this question in User Experience. Farwell and Donchin (1988) described a P300 based BCI selecting letters by detecting P300 responding to the flashing letters. According to this system, only one ...
13
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3answers
349 views

Why do many people play Candy Crush without ever buying anything while some spend all their money on it?

I'm trying to understand how free-to-play games like Candy Crush Saga use existing knowledge of the human brain to keep people engaged and how they convince players to pay money for in-game goods. ...
7
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2answers
347 views

How does syntax highlighting affect the learning of a new programming language?

What impact does syntax highlighting have on students' progress in learning a new programming language? I'm looking for studies along the lines of the following hypothetical experiment, which ...
6
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2answers
220 views

Is ignoring messages a learned behavior?

As someone that works troubleshooting stuff, I've seen a surprising amount of people that, when confronted with messages, warnings and errors, tend to seek help fast (or early in the process) in the ...
1
vote
1answer
68 views

What is the best way to structure an ethnographic study?

I'm writing an ethnographic study for a human computer interaction module and I understand all the processes of conducting ethnography. I am unsure of how to structure my study. Is it conventional ...
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0answers
90 views

predisposition towards organising information in hierarchical outlines? [closed]

I like very much organising information in hierarchical outlines through PIM software (also names tree outliners/ treepads/ etc). I wouldn't feel comfortable if I do not have information organised ...
2
votes
3answers
196 views

Why do many people not use tabbed navigation (e.g. in an internet browser)?

I have noticed that many people do not use tabs even though tabs have been around in browsers for some time. I have been noticing that people either do not differentiate tabs as specific navigational ...
3
votes
1answer
266 views

What is the psychology of notification colour?

After reading the question What is the impact of showing the amount of unattended notifications to the user, it occurred to me that many notifications (certainly not all) are red, two examples being ...
5
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1answer
150 views

What is the impact of showing the amount of unattended notifications to the user?

What is the difference in cognitive effects on the user between simply showing that there are 'some' unattended notifications, or showing how many notifications there are? Take Facebook's ...
6
votes
1answer
144 views

How to design ballot papers with a large number of candidates in a preferential system?

Background: In the 2013 Australian Federal election, several parties were elected to the senate seemingly because of usability issues related to the ballot paper (see here for discussion). For example:...
3
votes
1answer
485 views

Any research on right-hand/left-hand based preferences when interacting with an interface?

My original question is "Left or right placement of interactive elements on a web page", but only now did I find a place where I think I can find the right people to understand it. The gist is: is ...
23
votes
1answer
3k views

Why is white on black considered higher contrast than black on white?

While researching to answer Why are "Inverted Colors" considered an accessibility feature? I noticed the puzzling claim that "White text on a black background is a higher contrast to the opposite, so ...
5
votes
1answer
212 views

Psychological research on memorability of passwords?

There are lots of ad-hoc rules that people are happy to propose about passwords, such as: Pick a phrase you can remember easily, and then use the initial letters. A random short sequence of letters, ...
16
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1answer
2k views

Is there a reasonably valid and reliable self-measure of computer literacy?

Measuring computer literacy or skill is important when grouping respondents for usability studies and other Human Computer Interaction studies. But for the life of me I can't find a good, simple but ...
23
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2answers
8k views

What is the threshold where actions are perceived as “instant”?

In Human Computer Interaction and User Experience there's some oft repeated rules of performance: 0.1 second is about the limit for having the user feel that the system is reacting ...
11
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1answer
541 views

Under what conditions does 60hz video produce visual artifacts?

There are some important thresholds of frame rate in video playback that effect whether or not animation appears fluid. This wikipedia page about Visible Frame Rate suggests that a framerate of 60 ...
7
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1answer
923 views

What is the cognitive cost of switching contexts?

A common reason to use Conventions and standards in Human Computer Interaction is to limit the cost of Context Switching. I searched to find general evidence of the cognitive costs of context ...
2
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0answers
175 views

What is the relationship between computer game performance and measures of ability? [duplicate]

Possible Duplicate: Any work being done on Perception, Action, and/or Cognition in Video games? What is the relationship between computer game performance and measures of ability?