Blar i ODA Open Digital Archive på forfatter "Sandnes, Frode Eika"

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    • FLINK: An Educator’s Tool for Linking Inaccurate Student Records 

      Sandnes, Frode Eika (Lecture Notes in Computer Science;, Chapter; Peer reviewed; Conference object; Journal article, 2023)
      Although many areas within the education sector have been subjected to digitalization, including electronic storage and processing of student infor-mation, student-administrative tasks are still often handled manually. One ...

    • Flow Shop Scheduling Based on A Novel Cooling Temperature Driven Simulated Annealing Algorithm 

      Chen, Ruey-Maw; Sandnes, Frode Eika (Scientia Iranica. Transaction B, Mechanical Engineering;22(4), Journal article; Peer reviewed, 2015-01-05)
      The permutation flow shop problem (PFSP) has been applied to many types of problems. The PFSP is an NP - hard permutation sequencing scheduling problem. A local search with simulated annealing scheme involving two phases ...

    • For or Against Equal Pay? A Study of Common Perceptions 

      Sandnes, Frode Eika; Örtenblad, Anders Ragnar; Bøhn, Einar Duenger (Peer reviewed; Journal article, 2023)
      The topic of equal pay usually sparks debates with diverse opinions ranging from those supporting equal pay to those that oppose equal pay. This study attempted to gather empirical data on how individuals perceive equal ...

    • Form Feedback on the Web: A Comparison of Popup Alerts and In-Form Error Messages 

      Hofseth, Knut Åge; Haga, Lars Kristian; Sørlie, Vegard; Sandnes, Frode Eika (Innovation in Medicine and Healthcare Systems, and Multimedia; Proceedings of KES-InMed-19 and KES-IIMSS-19 Conferences, Journal article; Chapter; Peer reviewed, 2019)
      The literature on form feedback mostly focuses on in-form error messages, yet popup alert messages are still prevalent on the web. This study, therefore, set out to identify the differences between popup alerts and in-form ...

    • A framework for evaluating continuous microservice delivery strategies 

      Lehmann, Martin; Sandnes, Frode Eika (Chapter; Peer reviewed, 2017)
      The emergence of service-oriented computing, and in particular microservice architecture, has introduced a new layer of complexity to the already challenging task of continuously delivering changes to the end users. Cloud ...

    • A Fuzzy ART2 Model for Finding Association Rules in Medical Data 

      Huang, Yo-Ping; Vu, Thi Thanh Hoa; Jau, Jung-Shian; Sandnes, Frode Eika (Chapter; Peer reviewed, 2010-09)
      This paper describes a model that discovers association rules from a medical database to help doctors treat and diagnose a group of patients who show similar prehistoric medical symptoms. The proposed data mining ...

    • Fuzzy Environment Mapping for Robot Navigation Based on Grid Computing 

      Kao, Li-Jen; Huang, Yo-Ping; Sandnes, Frode Eika; Hsiao, Mann-Jung (Chapter; Peer reviewed, 2010)
      In order to navigate autonomously, a mobile robot needs to build an environment map where the robot is navigating. Currently, the sensors are mounted on the robot to detect if the obstacles exist and then the map immediate ...

    • A glimpse into smartphone screen reader use among blind teenagers in rural Nepal 

      Sankhi, Prakash; Sandnes, Frode Eika (Disability and Rehabilitation: Assistive Technology;, Academic article, 2020-09-12)
      Purpose: Access to appropriate assistive technology is a challenge worldwide and especially in low GDPper-capita countries. Nepal is one example of a country with several coinciding challenges: some claim having a high ...

    • Handle Diameter and the Influence on the Ergonomics of Crutches 

      Bertolaccini, Guilherme S.; Vasquez, Melissa Marin; Bianchi, Ana Carolina; Sandnes, Frode Eika; Paschoarelli, Luis C.; Medola, Fausto Orsi (Chapter; Peer reviewed, 2017)
      The research in the field of ergonomics can contribute to the design process of Assistive Technologies using objective and subjective data measurements. The auxiliary crutches are assistive devices commonly ...

    • Head-Mounted Augmented Reality Displays on the Cheap: A DIY Approach to Sketching and Prototyping Low-Vision Assistive Technologies 

      Sandnes, Frode Eika; Eika, Evelyn (Journal article; Peer reviewed, 2017)
      Several wearable augmented reality devices have emerged in recent years. Although these devices target users with 20/20 vision, they have also been explored as low vision aids. However, such devices are still relatively ...

    • HIDE: Short IDs for Robust and Anonymous Linking of Users Across Multiple Sessions in Small HCI Experiments 

      Sandnes, Frode Eika (Conference on Human Factors in Computing Systems;CHI EA '21: Extended Abstracts of the 2021 CHI Conference on Human Factors in Computing Systems, Conference object, 2021-05-08)
      Record linking is needed to analyze observations across multiple sessions. However, recent privacy legislature such as the General Data Protection Regulations (GDPR) restricts the storage of information that identify ...

    • Hostage of the Software: Experiences in Teaching Inferential Statistics to Undergraduate Human-Computer Interaction Students and a Survey of the Literature 

      Sandnes, Frode Eika; Eika, Evelyn (Chapter; Peer reviewed, 2018)
      Students’ knowledge of inferential statistics is lacking in many computer science study programs. Yet, the needs for inferential statistical skills have emerged with new fields of study such as human-computer interaction ...

    • How do orthoses impact ease of donning, handwriting, typewriting, and transmission of manual torque: A study of three prefabricated wrist hand orthoses 

      Ferrari, Ana Lya M.; Medola, Fausto Orsi; Sandnes, Frode Eika (Journal of Prosthetics and Orthotics;, Journal article; Peer reviewed, 2020-10-20)
      Introduction Many upper-limb injuries have work-related causes such as continued use of computers, typing activities, mouse manipulation, and repetitive movements performed for long periods. This study evaluated the ...

    • Human Experts’ Perceptions of Auto-Generated Summarization Quality 

      Lotfigolian, Maryam; Papanikolaou, Christos; Taghizadeh, Samaneh; Sandnes, Frode Eika (Chapter; Conference object, 2023)
      In this study we addressed automatic summarizations generated us- ing modern artificial intelligence techniques. Several mathematical methods for evaluating the performance of automatic summariza- tion exist. Such methods ...

    • Human Performance Characteristics of Three-finger Chord Sequences 

      Sandnes, Frode Eika (Procedia Manufacturing;3, Journal article; Peer reviewed, 2015-10-23)
      This study addressed human performance characteristics of chord sequences using a framework where each alphabetic letter is represented by a unit of three three-finger chords recalled according to a mnemonic. Fourteen ...

    • Identifying the Usability Factors of Mid-Air Hand Gestures for 3D Virtual Model Manipulation 

      Chen, Li-Chieh; Cheng, Yun-Maw; Chu, Po-Ying; Sandnes, Frode Eika (Journal article; Peer reviewed, 2017)
      Although manipulating 3D virtual models with mid-air hand gestures had the benefits of natural interactions and free from the sanitation problems of touch surfaces, many factors could influence the usability of such an ...

    • An Image based Automatic 2D:4D Digit Ratio Measurement Procedure for Smart City Health and Business Applications 

      Sandnes, Frode Eika; Neyse, Levent (Chapter; Peer reviewed, 2018)
      2D:4D digit ratios are used for several health and business related applications. Currently, digit ratios are measured manually. This study proposes an automatic digit ratio measurement approach that can be used in the ...

    • Image based contamination detection on hard disk head gimbal assembly 

      Ieamsaard, Jirarat; Muneesawang, Paisarn; Sandnes, Frode Eika (SITIS 2015 - The 11th International Conference on Signal Image Technology & Internet System;, Peer reviewed; Chapter, 2015)
      Contamination may appear in various stages of hard disk manufacturing including the head gimbal assembly. Currently, the detection of contamination requires manual intervention. An image based automatic contamination ...

    • Image Search Versus Text Search Revisited: A Simple Experiment Using a Kahoot Quiz 

      Eide, Signe Aanderaa; Poljac, Ana-Maria; Sandnes, Frode Eika (Lecture Notes in Computer Science;Volume 12768, Conference object, 2021-07-03)
      Information search is a common task when interacting with computers. Many studies have investigated the characteristics that facilitate effective search, specifically the use of icons and/or text. This study reports a ...

    • An image-based visual strategy for working with color contrasts during design 

      Sandnes, Frode Eika (Lecture Notes in Computer Science;Computers Helping People with Special Needs; 10896, Journal article; Peer reviewed, 2018-06-26)
      Many websites do not satisfy minimum contrast requirements. One reason could be that designers must select colors through trial and error using contrast calculators. This paper presents a visual framework for working with ...