1,440,678 research outputs found

    Effect of Personality Traits on UX Evaluation Metrics: A Study on Usability Issues, Valence-Arousal and Skin Conductance

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    Personality affect the way someone feels or acts. This paper examines the effect of personality traits, as operationalized by the Big-five questionnaire, on the number, type, and severity of the identified usability issues, physiological signals (skin conductance), and subjective emotional ratings (valence-arousal).Twenty-four users interacted with a web service and then participated in a retrospective thinking aloud session. Results revealed that the number of usability issues is significantly affected by the Openness trait. Emotional Stability significantly affects the type of reported usability issues. Problem severity is not affected by any trait. Valence ratings are significantly affected by Conscientiousness, whereas Agreeableness, Emotional Stability and Openness significantly affect arousal ratings. Finally, Openness has a significant effect on the number of detected peaks in user's skin conductance

    Probe interface design consideration

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    Interface design between a probe and a spacecraft requires not only technical considerations but also management planning and mission analysis interactions. Two further aspects of importance are the flyby versus the probe trade-off, and the relay link design and data handling optimization

    Verbosity and Interface Design

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    Users pose very short queries to information retrieval systems. This study shows that the apparent length of the query field has an effect on the length of the query users enter

    Design Interface Between Security System Sensor Infra Red Room with Pc-based

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    At this writing discusses the interface design of safety systems use a room with a PC- based infrared sensors. The design of this interface is made in order to read data from outside the computer and translates the data, so data were initially still shaped analog data with a logic high (1) and low (0). The sensors used to detect the state of the room, if there is an entrance to the room. Such circumstances it is done continuously with rocks control program that monitors and instantly displays the state of the motor drive if you get the data from the sensors. With this design, is expected to facilitate or as a means of support to enhance system security. Use of this design was made in order to detect the condition in some rooms as well as making it easier for the security unit to anticipate and take priority

    Interface Circuit Design Using Data.log 4 Channel

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    At this writing, will discuss about the logging. Logging is the recording of different events work. Logging is the screen in graphical form (a function of time). Graph the results longging is a record / proof of a process. Given longging expected computer will not lose the data or information. Because the computer knows different longging facilitate incoming information at any time. Users only need to see the results of logging that is stored by the computer, making it easier job

    Using film cutting in interface design

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    It has been suggested that computer interfaces could be made more usable if their designers utilized cinematography techniques, which have evolved to guide the viewer through a narrative despite frequent discontinuities in the presented scene (i.e., cuts between shots). Because of differences between the domains of film and interface design, it is not straightforward to understand how such techniques can be transferred. May and Barnard (1995) argued that a psychological model of watching film could support such a transference. This article presents an extended account of this model, which allows identification of the practice of collocation of objects of interest in the same screen position before and after a cut. To verify that filmmakers do, in fact, use such techniques successfully, eye movements were measured while participants watched the entirety of a commerciall

    Observing Users - Designing clarity a case study on the user-centred design of a cross-language information retrieval system

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    This paper presents a case study of the development of an interface to a novel and complex form of document retrieval: searching for texts written in foreign languages based on native language queries. Although the underlying technology for achieving such a search is relatively well understood, the appropriate interface design is not. A study involving users (with such searching needs) from the start of the design process is described covering initial examination of user needs and tasks; preliminary design and testing of interface components; building, testing, and further refining an interface; before finally conducting usability tests of the system. Lessons are learned at every stage of the process leading to a much more informed view of how such an interface should be built
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