290 research outputs found

    Human Integration Design Processes (HIDP)

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    The purpose of the Human Integration Design Processes (HIDP) document is to provide human-systems integration design processes, including methodologies and best practices that NASA has used to meet human systems and human rating requirements for developing crewed spacecraft. HIDP content is framed around human-centered design methodologies and processes in support of human-system integration requirements and human rating. NASA-STD-3001, Space Flight Human-System Standard, is a two-volume set of National Aeronautics and Space Administration (NASA) Agency-level standards established by the Office of the Chief Health and Medical Officer, directed at minimizing health and performance risks for flight crews in human space flight programs. Volume 1 of NASA-STD-3001, Crew Health, sets standards for fitness for duty, space flight permissible exposure limits, permissible outcome limits, levels of medical care, medical diagnosis, intervention, treatment and care, and countermeasures. Volume 2 of NASASTD- 3001, Human Factors, Habitability, and Environmental Health, focuses on human physical and cognitive capabilities and limitations and defines standards for spacecraft (including orbiters, habitats, and suits), internal environments, facilities, payloads, and related equipment, hardware, and software with which the crew interfaces during space operations. The NASA Procedural Requirements (NPR) 8705.2B, Human-Rating Requirements for Space Systems, specifies the Agency's human-rating processes, procedures, and requirements. The HIDP was written to share NASA's knowledge of processes directed toward achieving human certification of a spacecraft through implementation of human-systems integration requirements. Although the HIDP speaks directly to implementation of NASA-STD-3001 and NPR 8705.2B requirements, the human-centered design, evaluation, and design processes described in this document can be applied to any set of human-systems requirements and are independent of reference missions. The HIDP is a reference document that is intended to be used during the development of crewed space systems and operations to guide human-systems development process activities

    Fourth Annual Workshop on Space Operations Applications and Research (SOAR 90)

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    The papers from the symposium are presented. Emphasis is placed on human factors engineering and space environment interactions. The technical areas covered in the human factors section include: satellite monitoring and control, man-computer interfaces, expert systems, AI/robotics interfaces, crew system dynamics, and display devices. The space environment interactions section presents the following topics: space plasma interaction, spacecraft contamination, space debris, and atomic oxygen interaction with materials. Some of the above topics are discussed in relation to the space station and space shuttle

    A Comparison Between Functional and Traditional Interface Displays in Support of Console Operator Performance and Workload

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    In the petrochemical industry, schematic interfaces have been traditionally used as the main interface for console operators to monitor activities. There is limited research in this industry investigating alternative interface types to better support console operator’s decisions during alarm management. Furthermore, even less of that research includes eye-tracking as a measure for console operator situation awareness (SA). This research aimed to investigate an alternative interface, called a functional interface, in its level of support of console operator situation awareness, accuracy, subjective workload, and average response time. Additionally, eye-tracking was incorporated to explore its value as measure for situation awareness on interfaces in petrochemical control rooms. This research used a 2x3 factorial design to explore the effects of interface type (schematic vs. functional) and complexity level (easy, medium, and hard) in engineering students at Louisiana State University (LSU). The experiment involved three 30 minute simulations on either the schematic or the functional interface design of a main overview display that is typically seen in a refinery. The dependent variables included SA, subjective workload, accuracy, average response time, and eye fixation percentages for certain areas of interest (AOI). The mixed model analyses showed that there were no significant differences between interface types for any dependent variables except for the eye fixations in non-AOIs during non-alarm times. Participants spent significantly less time looking at non-AOIs during non-alarm times for the functional interface than the schematic. For complexity levels, there were no significant differences except for average response times. Average response times were were significantly higher for the medium level then the easy or hard levels. Also, the eye-tracking results showed that participants spent significantly less time in the intended AOIs and non-intended areas on the easy complexity level than the medium or hard. There was a significant positive correlation between the fixation percentages of the intended AOI during alarm times and SA1, indicating that eye-tracking was able to capture participants noticing process deviations during the simulation. Eye-tracking appears to be a good measure of SA1 among console operators. Overall, this research does not provide evidence that functional interfaces provide more support of console operator SA, workload, or performance

    A Computuerized Operator Support System Prototype

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    Precise video feedback through live annotation of football

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    The domain of sports analysis is a huge field in sports science. Several different computer systems are available for doing analysis, both expensive and less expensive. Some specialize in specific sports such as football or ice hockey, while others are sports agnostic. However, a common property of most of these systems is that they try to give in-depth and detailed analysis of the sport in question. This thesis proposes and describes a system that provides the user with the ability to annotate interesting happenings during a live sporting event, through a non-invasive mobile device interface. The device permits focus on important happenings by filtering out unnecessary detail. Our system provides corresponding video of the annotations on the same mobile device, thereby facilitating the process of giving video feedback to the involved coaches and players. We have implemented a prototype of the system that enables evaluation of this idea, and through case studies with Tromsø Idrettslag, a Norwegian Premier League football club, we show its usefulness and applicability
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