Gestural Interaction with Three-Dimensional Interfaces; Current Research and Recommendations

Author(s):  
Vasudha Varma ◽  
Dan Nathan-Roberts

New methods of interacting with latest three-dimensional (3D) display technologies are rapidly being tested, however, it is not yet certain, which kinds of interaction design would be most suitable for users to manipulate and interact with 3D content. Physical gestures have been a natural and intuitive mode of interaction for human-human communication and ways to replicate this for human-machine communication is increasingly being explored. This proceeding attempts to review the current state of technology and the existing research on the use of gestural interaction with three-dimensional interfaces. The focus is on the use of hand-based gestures, the scope is to identify challenges and limitations of using gestures with 3D interfaces, and the goal is to find guidelines to select appropriate gestures to interact with 3D displays. The paper also highlights existing gaps and potential future research areas, in the technological and usability domains, that must be addressed before gestures can be used seamlessly with 3D interfaces.

Author(s):  
Mete Yildiz

This chapter presents an analysis of local e-government adoption and implementation in Turkey. To this end, academic articles, various laws, and parts of the newly-adopted Turkish Information Society Strategic Plan that pertains to local e-government, reports of local e-government implementation are reviewed. The chapter also examines the integration of local e-government applications in a portal and the efforts to link this portal to a Web-based performance management system for local governments. Overall, it can be said that there is a lack of consistency with regard to local e-government mandates and implementation. The chapter concludes with the evaluation of the current state of and future research areas about local e-government in Turkey.


Symmetry ◽  
2020 ◽  
Vol 12 (10) ◽  
pp. 1705
Author(s):  
Aziz Alotaibi

Many image processing, computer graphics, and computer vision problems can be treated as image-to-image translation tasks. Such translation entails learning to map one visual representation of a given input to another representation. Image-to-image translation with generative adversarial networks (GANs) has been intensively studied and applied to various tasks, such as multimodal image-to-image translation, super-resolution translation, object transfiguration-related translation, etc. However, image-to-image translation techniques suffer from some problems, such as mode collapse, instability, and a lack of diversity. This article provides a comprehensive overview of image-to-image translation based on GAN algorithms and its variants. It also discusses and analyzes current state-of-the-art image-to-image translation techniques that are based on multimodal and multidomain representations. Finally, open issues and future research directions utilizing reinforcement learning and three-dimensional (3D) modal translation are summarized and discussed.


Author(s):  
Hui Wang ◽  
Zhonghan Wang ◽  
He Liu ◽  
Jiaqi Liu ◽  
Ronghang Li ◽  
...  

Although there have been remarkable advances in cartilage tissue engineering, construction of irregularly shaped cartilage, including auricular, nasal, tracheal, and meniscus cartilages, remains challenging because of the difficulty in reproducing its precise structure and specific function. Among the advanced fabrication methods, three-dimensional (3D) printing technology offers great potential for achieving shape imitation and bionic performance in cartilage tissue engineering. This review discusses requirements for 3D printing of various irregularly shaped cartilage tissues, as well as selection of appropriate printing materials and seed cells. Current advances in 3D printing of irregularly shaped cartilage are also highlighted. Finally, developments in various types of cartilage tissue are described. This review is intended to provide guidance for future research in tissue engineering of irregularly shaped cartilage.


2019 ◽  
Author(s):  
Michael L Crowe ◽  
Brandon Weiss ◽  
Donald Lynam ◽  
William Keith Campbell ◽  
Josh Miller

This chapter reviews the current state of the narcissism and NPD literature highlighting areas of progress, points of continued debate, and areas for future research. After a brief review of narcissism’s origins, current conceptualizations of the construct are discussed beginning first with NPD and continuing with narcissism’s grandiose and vulnerable dimensions. Grandiose narcissism represents the prototypical manifestation of the construct, while vulnerable narcissism is more commonly observed in clinical settings. A review of grandiose and vulnerable narcissisms’ nomological networks makes it clear that both manifestations can yield significant impairment, albeit of different forms. Converging evidence for a three-dimensional (i.e., “trifurcated”) model of narcissism, which allows for an integrated understanding of its grandiose and vulnerable dimensions is presented. We argue that general application of the trifurcated model is necessary to provide further clarity to the narcissism literature. The “oscillation hypothesis” (i.e., that narcissistic individuals fluctuate between grandiose and vulnerable presentations) is highlighted as an area of continued debate and emerging measures capable of investigating narcissistic fluctuation are identified. The chapter concludes with a review of self-report measures of narcissism and recommendations using the trifurcated model to guide scale selection decisions.


2018 ◽  
Vol 10 (9) ◽  
pp. 88 ◽  
Author(s):  
Vasileios Gkioulos ◽  
Håkon Gunleifsen ◽  
Goitom Weldehawaryat

Software Defined Networking (SDN) is an evolving network architecture paradigm that focuses on the separation of control and data planes. SDN receives increasing attention both from academia and industry, across a multitude of application domains. In this article, we examine the current state of obtained knowledge on military SDN by conducting a systematic literature review (SLR). Through this work, we seek to evaluate the current state of the art in terms of research tracks, publications, methods, trends, and most active research areas. Accordingly, we utilize these findings for consolidating the areas of past and current research on the examined application domain, and propose directions for future research.


2019 ◽  
Vol 16 (01) ◽  
pp. 1950009 ◽  
Author(s):  
Tanja Jovanović

Crowdfunding is an innovative financial instrument that is continuously gaining importance in research and practice. In order to promote the economic and theoretical discussion on this topic, a systematic overview of the literature is essential. The present work represents a literature-based research on crowdfunding to determine which research topics have been addressed so far and whether or not a focus has been developed on a particular topic, research stream, and model. The literature review identified 90 scientific papers, published between 2011 and 2016. The study consequently develops seven research areas: individual, managerial, legal, platform-based, sustainability-based, innovation-related, and conceptual. Through this conceptualization and the presentation of the current state of the research as well as the determination of the future research potential, this work is relevant for the academic debate on the organizational implications on crowdfunding. In addition, the review supports practitioners, or in particular crowdfunding initiators, to understand how crowdfunding mechanisms function and to deduce consequences for successful crowdfunding.


2016 ◽  
pp. 261-278
Author(s):  
Bogdan Chuma

The article analyzes the current state of the Spanish Civil War (1936-1939) historiography. The main emphasis is made on the achievements of Spanish historians and their colleagues from the UK and the US. The stages of important research areas and their weaknesses and prospects for future research are allocated and synthesized. Ukrainian part of the topic study and the possibilities for its improvement by involving a variety of sources, including archival and new methods of writing history are separately pointed out.


Author(s):  
D. Fletcher ◽  
P. Gu

Due to the complexity, associated cost, and general uncertainty of performing the creative design process, significant value exists in reusing the design information developed in previous design efforts. This paper outlines the current state of the art in design reuse in various fields as well as identifying both the current and future research areas. In addition, this paper describes the link between adaptable design and design reuse. Finally, as the first step in our research, this paper describes the direction that the research will take: an analysis of the use of adaptable design to enhance the design reuse process.


2017 ◽  
Author(s):  
Shaun W Jerdan ◽  
Mark Grindle ◽  
Hugo C van Woerden ◽  
Maged N Kamel Boulos

BACKGROUND eHealth interventions are becoming increasingly used in public health, with virtual reality (VR) being one of the most exciting recent developments. VR consists of a three-dimensional, computer-generated environment viewed through a head-mounted display. This medium has provided new possibilities to adapt problematic behaviors that affect mental health. VR is no longer unaffordable for individuals, and with mobile phone technology being able to track movements and project images through mobile head-mounted devices, VR is now a mobile tool that can be used at work, home, or on the move. OBJECTIVE In line with recent advances in technology, in this review, we aimed to critically assess the current state of research surrounding mental health. METHODS We compiled a table of 82 studies that made use of head-mounted devices in their interventions. RESULTS Our review demonstrated that VR is effective in provoking realistic reactions to feared stimuli, particularly for anxiety; moreover, it proved that the immersive nature of VR is an ideal fit for the management of pain. However, the lack of studies surrounding depression and stress highlight the literature gaps that still exist. CONCLUSIONS Virtual environments that promote positive stimuli combined with health knowledge could prove to be a valuable tool for public health and mental health. The current state of research highlights the importance of the nature and content of VR interventions for improved mental health. While future research should look to incorporate more mobile forms of VR, a more rigorous reporting of VR and computer hardware and software may help us understand the relationship (if any) between increased specifications and the efficacy of treatment.


2019 ◽  
Vol 11 (3) ◽  
pp. 891 ◽  
Author(s):  
Marco Savastano ◽  
Carlo Amendola ◽  
Francesco Bellini ◽  
Fabrizio D’Ascenzo

The digital transformation of manufacturing (a phenomenon also known as “Industry 4.0” or “Smart Manufacturing”) is finding a growing interest both at practitioner and academic levels, but is still in its infancy and needs deeper investigation. Even though current and potential advantages of digital manufacturing are remarkable, in terms of improved efficiency, sustainability, customization, and flexibility, only a limited number of companies has already developed ad hoc strategies necessary to achieve a superior performance. Through a systematic review, this study aims at assessing the current state of the art of the academic literature regarding the paradigm shift occurring in the manufacturing settings, in order to provide definitions as well as point out recurring patterns and gaps to be addressed by future research. For the literature search, the most representative keywords, strict criteria, and classification schemes based on authoritative reference studies were used. The final sample of 156 primary publications was analyzed through a systematic coding process to identify theoretical and methodological approaches, together with other significant elements. This analysis allowed a mapping of the literature based on clusters of critical themes to synthesize the developments of different research streams and provide the most representative picture of its current state. Research areas, insights, and gaps resulting from this analysis contributed to create a schematic research agenda, which clearly indicates the space for future evolutions of the state of knowledge in this field.


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