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Keywords = multisensory marketing

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23 pages, 402 KB  
Article
Embodied Multisensory Gastronomic Experience and Sustainable Destination Appeal: A Grounded Theory Approach
by Qicheng Pan, Qingchuo Zhang, Junjun Tian, Jinhua Zhang and Qian Chen
Sustainability 2025, 17(16), 7296; https://doi.org/10.3390/su17167296 - 12 Aug 2025
Viewed by 349
Abstract
The shift toward experience-oriented travel has positioned food as a central driver for attracting visitors to sustainable destinations, directly supporting United Nations Sustainable Development Goal (SDG)11 (resilient cities) and SDG 12 (responsible consumption). While prior research has predominantly emphasised marketing outcomes, the role [...] Read more.
The shift toward experience-oriented travel has positioned food as a central driver for attracting visitors to sustainable destinations, directly supporting United Nations Sustainable Development Goal (SDG)11 (resilient cities) and SDG 12 (responsible consumption). While prior research has predominantly emphasised marketing outcomes, the role of bodily experiences in shaping gastronomic tourism has received less attention. This study explores how sensory elements (sight, sound, smell, taste, and touch) and non-sensory elements (including cultural meaning and service quality) jointly influence food-related travel experiences. Twenty-five self-identified food travellers were interviewed in a United Nations Educational, Scientific and Cultural Organization (UNESCO) City of Gastronomy, and their narratives were analysed using a three-stage grounded theory approach in NVivo 12. The resulting model identifies four interrelated dimensions: (1) embodied experience, grounded in culinary memories and shared cultural narratives; (2) sensory stimulation arising from food and its surroundings; (3) situated embodiment, shaped by location, timing, and social interaction; and (4) environmental perception, encompassing food presentation, facility quality, cleanliness, and pricing fairness. These dimensions interact to enhance overall experience quality. By integrating an embodied perspective with a sustainability focus, this study advances tourism experience research and offers practical guidance for designing multisensory dining environments, fostering environmentally responsible visitor behaviour, and ensuring a balanced relationship between price and perceived value. Full article
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55 pages, 552 KB  
Article
Creating Non-Visual Non-Verbal Social Interactions in Virtual Reality
by Brandon Biggs, Steve Murgaski, Peter Coppin and Bruce N. Walker
Virtual Worlds 2025, 4(2), 25; https://doi.org/10.3390/virtualworlds4020025 - 4 Jun 2025
Cited by 1 | Viewed by 704
Abstract
Although virtual reality (VR) was originally conceived of as a multi-sensory experience, most developers of the technology have focused on its visual aspects to the detriment of other senses such as hearing. This paper presents design patterns to make virtual reality fully accessible [...] Read more.
Although virtual reality (VR) was originally conceived of as a multi-sensory experience, most developers of the technology have focused on its visual aspects to the detriment of other senses such as hearing. This paper presents design patterns to make virtual reality fully accessible to non-visual users, including totally blind users, especially with non-verbal social interactions. Non-visual VR has been present in the blindness audio game community since the early 2000s, but the conventions from those interfaces have never been described to a sighted audience, outside of a few limited sonification interface papers. This paper presents non-visual design patterns created by five of the top English-speaking audio game developers through a three round Delphi method, encompassing 29 non-verbal social interactions grouped into 12 categories in VR, including movement, emotes, and self-expression. This paper will be useful to developers of VR experiences who wish to represent non-verbal social information to their users through non-visual conventions. These methods have only been rigorously tested through the commercial market, and not through scientific approaches. These design patterns can serve as the foundation for future investigation in exploring non-visual non-verbal social interactions in VR. Full article
15 pages, 554 KB  
Article
Leveraging Virtual Reality Experiences to Shape Tourists’ Behavioral Intentions: The Mediating Roles of Enjoyment and Immersion
by Sinh Hoang Nguyen
J. Zool. Bot. Gard. 2025, 6(2), 24; https://doi.org/10.3390/jzbg6020024 - 14 Apr 2025
Viewed by 2625
Abstract
This study investigates how virtual reality (VR) experiences influence tourists’ intentions to visit Da Lat, Vietnam, as a botanical destination, emphasizing the mediating roles of enjoyment and immersion. By integrating flow theory with the Information Systems Success model, this research develops a comprehensive [...] Read more.
This study investigates how virtual reality (VR) experiences influence tourists’ intentions to visit Da Lat, Vietnam, as a botanical destination, emphasizing the mediating roles of enjoyment and immersion. By integrating flow theory with the Information Systems Success model, this research develops a comprehensive framework explaining how content quality, system quality, and VR vividness shape user engagement and travel intentions. Using Structural Equation Modeling (SEM), the study analyzes survey data from 231 valid responses out of 240 participants. The findings reveal that content quality, system quality, and vividness significantly enhance enjoyment and immersion, which subsequently have a positive impact on travel intentions. The study contributes to the tourism and consumer experience literature by demonstrating how multisensory engagement in VR fosters decision-making. Theoretical implications include extending flow theory within virtual tourism and highlighting the joint influence of technological and perceptual factors on user behavior. Practically, these insights inform tourism marketers on optimizing VR environments to evoke emotional engagement and enhance destination appeal through immersive technology. Full article
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22 pages, 1195 KB  
Article
Harmonizing Sight and Sound: The Impact of Auditory Emotional Arousal, Visual Variation, and Their Congruence on Consumer Engagement in Short Video Marketing
by Qiang Yang, Yudan Wang, Qin Wang, Yushi Jiang and Jingpeng Li
J. Theor. Appl. Electron. Commer. Res. 2025, 20(2), 69; https://doi.org/10.3390/jtaer20020069 - 8 Apr 2025
Cited by 1 | Viewed by 3851
Abstract
Social media influencers strategically design the auditory and visual features of short videos to enhance consumer engagement. Among these, auditory emotional arousal and visual variation play crucial roles, yet their interactive effects remain underexplored. Drawing on multichannel integration theory, this study applies multimodal [...] Read more.
Social media influencers strategically design the auditory and visual features of short videos to enhance consumer engagement. Among these, auditory emotional arousal and visual variation play crucial roles, yet their interactive effects remain underexplored. Drawing on multichannel integration theory, this study applies multimodal machine learning to analyze 12,842 short videos from Douyin, integrating text analysis, sound recognition, and image processing. The results reveal an inverted U-shaped relationship between auditory emotional arousal and consumer engagement, where moderate arousal maximizes interaction while excessively high or low arousal reduces engagement. Visual variation, however, exhibits a positive linear effect, with greater variation driving higher engagement. Notably, audiovisual congruence significantly enhances engagement, as high alignment between arousal and visual variation optimizes consumer information processing. These findings advance short video marketing research by uncovering the multisensory interplay in consumer engagement. They also provide practical guidance for influencers in optimizing voice and visual design strategies to enhance content effectiveness. Full article
(This article belongs to the Topic Interactive Marketing in the Digital Era)
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28 pages, 3443 KB  
Article
Shaping Green Choices: How Sensory Cues Drive Behavior of Wood-Plastic Composites
by Bicheng Wang, Shun An and Kerun Li
Behav. Sci. 2025, 15(3), 383; https://doi.org/10.3390/bs15030383 - 18 Mar 2025
Viewed by 1009
Abstract
By decoding the behavioral mechanisms underlying material perception, this study pioneers a sensory nudging strategy to accelerate the adoption of sustainable materials. This study, grounded in the Stimulus-Organism-Response (S-O-R) model, investigates the factors influencing the purchase intention and loyalty of wood-plastic composites (WPCs), [...] Read more.
By decoding the behavioral mechanisms underlying material perception, this study pioneers a sensory nudging strategy to accelerate the adoption of sustainable materials. This study, grounded in the Stimulus-Organism-Response (S-O-R) model, investigates the factors influencing the purchase intention and loyalty of wood-plastic composites (WPCs), specifically examining the impact of material stimuli, surface treatment processes, product carriers, and environmental stimuli on consumers’ perceptions of uniqueness and emotional responses. A total of 335 valid questionnaires were collected and analyzed using Structural Equation Modelling (SEM), with the results indicating that material stimuli and product stimuli were the strongest predictors of perceived uniqueness and emotional responses. Moreover, emotional response had a significantly stronger effect on purchase intention compared to uniqueness perception. Additionally, material familiarity positively moderated the relationship between emotional response and purchase intention. This study provides theoretical support for the marketing of WPCs, emphasizes the significance of integrating material properties, surface treatments, and usage environments in product design, and suggests new avenues for future research, particularly regarding the relationship between multisensory experiences and consumer behavior. Full article
(This article belongs to the Section Behavioral Economics)
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24 pages, 9019 KB  
Article
Emotion Drives Material Innovation—A Method for Investigating Emotional Reactions to Wood Materials
by Shenghua Tan, Pin Gao, Ziqiang Fan, Nan Lin and Zhiyu Long
Buildings 2025, 15(6), 846; https://doi.org/10.3390/buildings15060846 - 7 Mar 2025
Viewed by 1322
Abstract
The furniture market is being conquered by the variety of wood-based composite materials to the detriment of solid wood, which is considered expensive, but research has yet to explain definitively why these two materials receive such disparate evaluations. This study aims to evaluate [...] Read more.
The furniture market is being conquered by the variety of wood-based composite materials to the detriment of solid wood, which is considered expensive, but research has yet to explain definitively why these two materials receive such disparate evaluations. This study aims to evaluate the perception of wood by proposing an emotion-oriented research method. It combines the esthetic appeal of wood products, the subjective emotions of the subjects, and physiological emotions. We evaluated different wood materials using a multisensory evaluation method that combines vision and touch during the experiment. Seven specimens of solid wood and three of wood composite materials covered with synthetic veneer with similar characteristics were evaluated, and we used subjective evaluations and physiological responses (electroencephalography and electrodermal activity) from twenty participants. Our analysis identified significant correlations between subjective assessment and physiological responses, highlighting the influence of material appearance on emotional reactions. Notably, rough-textured materials elicited higher positive affectivity than smooth-textured ones, and bright materials were associated with more positive emotions. This research elucidates the impact of material components on emotional responses, offering insights into processing techniques that enhance the value of wood product design. Full article
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15 pages, 8227 KB  
Article
Multisensory Food Experiences in Northern Norway: An Exploratory Study
by Huy Tran, Nina Veflen, Eva J. B. Jørgensen and Carlos Velasco
Foods 2024, 13(13), 2156; https://doi.org/10.3390/foods13132156 - 8 Jul 2024
Cited by 3 | Viewed by 1828
Abstract
Intrinsic and extrinsic sensory elements influence our food experiences. However, most research on extrinsic multisensory aspects of food has centered on WEIRD (White, Educated, Industrialized, Rich, and Democratic) urban participants. This study breaks from this trend by investigating multisensory food experiences in the [...] Read more.
Intrinsic and extrinsic sensory elements influence our food experiences. However, most research on extrinsic multisensory aspects of food has centered on WEIRD (White, Educated, Industrialized, Rich, and Democratic) urban participants. This study breaks from this trend by investigating multisensory food experiences in the context of Northern Norway, a region characterized by distinct seasonal shifts, harsh arctic weather, unique atmospheric phenomena (e.g., the midnight sun and northern lights), limited food growth opportunities, and a rich Sámi cultural heritage. Our aim was to unravel the formation and development of multisensory food experiences within a culturally and environmentally specific framework. Our exploratory research used participant observation and interviews, involving four researchers from diverse backgrounds who closely examined multisensory food experiences within four Northern Norwegian food-related tourism businesses, all infused with Sámi cultural elements. Our findings suggest four major themes: (1) Experience elements, involving elements associated with plants, animals, and inanimate objects; (2) Bipolar concepts, which refer to opposing dimensions where experience elements varied, notably in the interplay between Sámi and Norwegian traditions; (3) Sensory stories, which highlight the narratives, enriching the eating experience with context, such as tales of dining under the captivating northern lights; and (4) Values, which indicate guiding principles shaping these experiences on a broader scale, emphasizing support for local traditions and culture. Our main contribution is the presentation of a new contextual framework of multisensory food experiences, which can be applicable to studying food experiences in other contexts. Full article
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43 pages, 30293 KB  
Article
Intangible Heritage and Its Associative Objects as Exemplified by the Materiality of the Portable Material Culture of German Christmas Markets
by Dirk H. R. Spennemann
Heritage 2024, 7(7), 3511-3553; https://doi.org/10.3390/heritage7070166 - 2 Jul 2024
Cited by 2 | Viewed by 2288
Abstract
Many aspects of intangible cultural heritage have associated objects of material culture that augment or enable aspects of intangible heritage to be exercised or emphasized. Christmas markets have been publicized as the quintessential event in Germany leading up to Christmas, with the over [...] Read more.
Many aspects of intangible cultural heritage have associated objects of material culture that augment or enable aspects of intangible heritage to be exercised or emphasized. Christmas markets have been publicized as the quintessential event in Germany leading up to Christmas, with the over 2000 locations attracting large numbers of local, domestic, and international visitors. From their origins as mercantile venues during the medieval period, Christmas markets have evolved into multisensory social and experiential events, where the acquisition of Christmas decorations or gifts has been supplanted by the consumption of mulled wine in a social setting. Christmas markets represent intangible cultural heritage staged in ephemeral surroundings. While the abundance of material culture in Christmas markets is widely understood, this focuses on the objects offered for sale at the markets, rather than the objects that characterize a Christmas market and enable its functioning. This paper provides the first comprehensive assessment of the portable material culture associated with the German Christmas markets, covering objects as diverse as payment tokens, lapel pins, special postmarks, beer mats, and commemorative cups issued for the consumption of mulled wine. These objects, as well as numerous other manifestations of material culture, are discussed in the wider framing of the materiality of the markets, examining their ontological qualities within the multiple spheres in which these objects attain meaning (i.e., personal, event, social, and public spheres). It demonstrates that the wide range of alienable material culture associated with German Christmas markets has different manifestations of materiality, depending on the viewpoint of the user (i.e., participant, vendor, organizer), and these manifestations have different expressions of representativeness. On this foundation, this paper examines the various groups of portable and alienable material culture and discusses them in terms of their authenticity and to what extent these are representative of German Christmas markets. While all items have a connection with Christmas markets and function as symbolic shorthand souvenirs, commemorative cups issued for the consumption of hot drinks as well as the deposit tokens associated with these are both genuine and authentic and are also representative of the conceptual, social, and experiential dimensions of the event. Full article
(This article belongs to the Section Cultural Heritage)
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22 pages, 718 KB  
Article
Usefulness of Online Reviews of Sensory Experiences: Pre- vs. Post-Pandemic
by Jong Min Kim, Keeyeon Ki-cheon Park and Rob Kim Marjerison
J. Theor. Appl. Electron. Commer. Res. 2024, 19(2), 1471-1492; https://doi.org/10.3390/jtaer19020073 - 8 Jun 2024
Cited by 3 | Viewed by 2179
Abstract
As a result of globalization and other factors, periodic shocks to economic activity have become more frequent in recent years. How these periods of economic uncertainty affect different business sectors and industries has become an important emerging area of research activity. Sensory experiences [...] Read more.
As a result of globalization and other factors, periodic shocks to economic activity have become more frequent in recent years. How these periods of economic uncertainty affect different business sectors and industries has become an important emerging area of research activity. Sensory experiences are increasingly recognized as an important aspect of the customer experience. Likewise, online reviews and the usefulness rating given by review consumers are important factors in the consumers’ purchasing decision-making process. How these factors are affected by periods of crisis is an underexplored area of research that this study addresses through the exploration and comparison of the perceived helpfulness of sensory experience online reviews, specifically in the hotel industry, before and since the COVID-19 pandemic. Primary data were harvested from the Booking.com website before and during the pandemic; 143,739 online reviews were analyzed using a keyword search based on six dimensions of hotel services to identify those reviews with sensory experience content. The analysis applied Herzberg’s two-factor theory, where each service attribute was examined as both positive (satisfier) and negative (dissatisfier). Empirical analytical methods were applied to produce compelling findings. The findings indicate that the reviews of multisensory experiences affect the perceived value of a post both negatively and positively, respectively, and that the pandemic did not affect the relationship between reviews and the perceived helpfulness of the reviews. This study has both theoretical and practical implications for researchers and practitioners by applying and building on Herzberg’s two-factor theory of online reviews in the hospitality sector during a period of crisis, as well as addressing a gap in the existing literature on how the pandemic affected the relationships between the online reviews of sensory experiences and their perceived usefulness. Practitioners may find the results useful in how they allocate their resources and focus during such periods to optimize their competitiveness. Full article
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26 pages, 6137 KB  
Article
Forest Visitors’ Multisensory Perception and Restoration Effects: A Study of China’s National Forest Parks by Introducing Generative Large Language Model
by Yu Wei and Yueyuan Hou
Forests 2023, 14(12), 2412; https://doi.org/10.3390/f14122412 - 11 Dec 2023
Cited by 6 | Viewed by 2360
Abstract
Sensory perception of forests is closely related to human health and well-being. Based on attention recovery theory and stress relief theory, this paper investigates the influence of sensory perception of forests on visitors’ restoration effects from a multidimensional and multisensory perspective, integrating the [...] Read more.
Sensory perception of forests is closely related to human health and well-being. Based on attention recovery theory and stress relief theory, this paper investigates the influence of sensory perception of forests on visitors’ restoration effects from a multidimensional and multisensory perspective, integrating the use of a generative large language model, regression analysis, and semantic analysis. The results of the study show that (1) the application of a generative large language model provides new ideas and methods to solve the dilemma caused by the traditional self-report scale measurement and provides a possible way to explore a new research paradigm in the context of the rapid development of generative artificial intelligence; (2) the effects of each sensory quantity differed, with the sensory quantities of sight, hearing, touch, and taste having a significant positive effect on visitors’ restoration effects, and the sense of smell having a significant negative effect on visitors’ restoration effects; (3) sensory psychological distance partially had a significant effect on visitors’ restoration effects, both proximal psychological distance and distal psychological distance were significantly correlated with visitors’ restoration effects, and intermediate psychological distance had a negative effect on visitors’ restoration effects, but the effect was not significant; (4) the sensory dimension has a significant positive effect on visitors’ restoration effects, the integration and synergistic effect of the senses are enhanced, and multidimensional sensory cross-perception has a positive effect on visitors’ restoration effects at the social health level; and (5) the sensory elements of National Forest Parks that influence visitors’ restoration effects are mainly natural attributes, and the elements related to “people” also play an important role in visitors’ restoration effects. This study provides a useful complement to the study of forest sensory perception, and at the same time has an important reference value for exploring the management of forest recreation experience and sensory marketing practices. Full article
(This article belongs to the Special Issue Landsenses in Green Spaces)
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12 pages, 1468 KB  
Article
Impact of Interaction Effects between Visual and Auditory Signs on Consumer Purchasing Behavior Based on the AISAS Model
by Hui Li and Younghwan Pan
J. Theor. Appl. Electron. Commer. Res. 2023, 18(3), 1548-1559; https://doi.org/10.3390/jtaer18030078 - 7 Sep 2023
Cited by 5 | Viewed by 5475
Abstract
This study, based on the AISAS model, explores the impact of the interaction effect between visual and auditory signals on consumer purchase behavior. Using experimental methods, 120 participants were randomly assigned to four different visual and auditory signal combinations, and their purchase intentions [...] Read more.
This study, based on the AISAS model, explores the impact of the interaction effect between visual and auditory signals on consumer purchase behavior. Using experimental methods, 120 participants were randomly assigned to four different visual and auditory signal combinations, and their purchase intentions and actual purchase behavior were measured. The results show that the interaction effect between visual and auditory signals has a significant impact on both purchase intentions and actual purchase behavior, and there is a significant positive relationship. Specifically, when visual and auditory signals are mutually consistent, consumers have the highest purchase intentions and actual purchase behavior; when both visual and auditory signals are absent, consumers have the lowest purchase intentions and actual purchase behavior; when either the visual or auditory signal is missing, consumers’ purchase intentions and actual purchase behavior are between the two extremes. This study provides a new perspective for understanding consumers’ decision-making processes in multi-sensory environments and offers valuable insights for the development of marketing strategies. Full article
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10 pages, 295 KB  
Review
Encouraging (Nudging) People to Increase Their Fluid Intake
by Charles Spence
Nutrients 2023, 15(12), 2702; https://doi.org/10.3390/nu15122702 - 9 Jun 2023
Cited by 1 | Viewed by 3269
Abstract
This narrative historical review considers the various routes to nudging consumers towards drinking more, given self-reported evidence that many people are often not adequately hydrated. This review builds on the related notion of ‘visual hunger’. Interestingly, however, while many desirable foods are associated [...] Read more.
This narrative historical review considers the various routes to nudging consumers towards drinking more, given self-reported evidence that many people are often not adequately hydrated. This review builds on the related notion of ‘visual hunger’. Interestingly, however, while many desirable foods are associated with distinctive sensory qualities (such as an appetizing smell), that may capture the consumer’s (visual) attention, it is less clear that there is an equivalent sensory attentional capture by hydration-related cues. One of the other important differences between satiety and thirst is that people tend to overconsume if they use interoceptive satiety cues to decide when to stop eating, while the evidence suggests that people typically stop drinking prior to being adequately hydrated. What is more, the increasing amount of time we spend in consistently warm indoor environments may also be exacerbating our need to drink more. A number of concrete suggestions are made concerning how people may be encouraged (or nudged) to imbibe sufficient water. Full article
(This article belongs to the Section Nutrition and Public Health)
31 pages, 3734 KB  
Review
Assistive Technology to Improve Collaboration in Children with ASD: State-of-the-Art and Future Challenges in the Smart Products Sector
by Raquel Cañete and Estela Peralta
Sensors 2022, 22(21), 8321; https://doi.org/10.3390/s22218321 - 30 Oct 2022
Cited by 16 | Viewed by 6960
Abstract
Within the field of products for autism spectrum disorder, one of the main research areas is focused on the development of assistive technology. Mid and high-tech products integrate interactive and smart functions with multisensory reinforcements, making the user experience more intuitive, adaptable, and [...] Read more.
Within the field of products for autism spectrum disorder, one of the main research areas is focused on the development of assistive technology. Mid and high-tech products integrate interactive and smart functions with multisensory reinforcements, making the user experience more intuitive, adaptable, and dynamic. These products have a very significant impact on improving the skills of children with autism, including collaboration and social skills, which are essential for the integration of these children into society and, therefore, their well-being. This work carried out an exhaustive analysis of the scientific literature, as well as market research and trends, and patent analysis to explore the state-of-the-art of assistive technology and smart products for children with ASD, specifically those aimed at improving social and communication skills. The results show a reduced availability of products that act as facilitators of the special needs of children with ASD, which is even more evident for products aimed at improving collaboration skills. Products that allow the participation of several users simultaneously through multi-user interfaces are required. On top of this, the trend toward virtual environments is leading to a loss of material aspects in the design that are essential for the development of these children. Full article
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30 pages, 7619 KB  
Article
SUNS: A User-Friendly Scheme for Seamless and Ubiquitous Navigation Based on an Enhanced Indoor-Outdoor Environmental Awareness Approach
by Ahmed Mansour and Wu Chen
Remote Sens. 2022, 14(20), 5263; https://doi.org/10.3390/rs14205263 - 21 Oct 2022
Cited by 9 | Viewed by 2755
Abstract
Ubiquitous and seamless indoor-outdoor (I/O) localization is the primary objective for gaining more user satisfaction and sustaining the prosperity of the location-based services (LBS) market. Regular users, on the other hand, may be unaware of the impact of activating multiple localization sources on [...] Read more.
Ubiquitous and seamless indoor-outdoor (I/O) localization is the primary objective for gaining more user satisfaction and sustaining the prosperity of the location-based services (LBS) market. Regular users, on the other hand, may be unaware of the impact of activating multiple localization sources on localization performance and energy consumption, or may lack experience deciding when to enable or disable localization sources in different environments. Consequently, an automatic handover mechanism that can handle these decisions on a user’s behalf can appreciably improve user satisfaction. This study introduces an enhanced I/O environmental awareness service that provides an automated handover mechanism for seamless navigation based on multi-sensory navigation integration schemes. Moreover, the proposed service utilizes low-power consumption sensor (LPCS) indicators to execute continuous detection tasks and invoke GNSS in confusion scenarios, and transition intervals to make the most firm decision on the credibility of the LPCS-triggered transition and compensate for indicator thresholds. In this manner, GNSS are used for short intervals that help reduce detection latency and power consumption. Consequently, the proposed service guarantees accurate and reliable I/O detection while preserving low power consumption. Leveraging the proposed service as an automated handover helped realize seamless indoor-outdoor localization with less switching latency, using an integrated solution based on extended Kalman filter. Furthermore, the proposed energy-efficient service was utilized to confine crowdsourced data collection to the required areas (indoors and semi-indoors) and prevent excess data collection outdoors, thereby reducing power drainage. Accordingly, the negative impact of data collection on the user’s device can be mitigated, participation can be encouraged, and crowdsourcing systems can be widely adopted. Full article
(This article belongs to the Topic Multi-Sensor Integrated Navigation Systems)
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17 pages, 27245 KB  
Article
A Multi-Sensory Guidance System for the Visually Impaired Using YOLO and ORB-SLAM
by Zaipeng Xie, Zhaobin Li, Yida Zhang, Jianan Zhang, Fangming Liu and Wei Chen
Information 2022, 13(7), 343; https://doi.org/10.3390/info13070343 - 15 Jul 2022
Cited by 19 | Viewed by 5660
Abstract
Guidance systems for visually impaired persons have become a popular topic in recent years. Existing guidance systems on the market typically utilize auxiliary tools and methods such as GPS, UWB, or a simple white cane that exploits the user’s single tactile or auditory [...] Read more.
Guidance systems for visually impaired persons have become a popular topic in recent years. Existing guidance systems on the market typically utilize auxiliary tools and methods such as GPS, UWB, or a simple white cane that exploits the user’s single tactile or auditory sense. These guidance methodologies can be inadequate in a complex indoor environment. This paper proposes a multi-sensory guidance system for the visually impaired that can provide tactile and auditory advice using ORB-SLAM and YOLO techniques. Based on an RGB-D camera, the local obstacle avoidance system is realized at the tactile level through point cloud filtering that can inform the user via a vibrating motor. Our proposed method can generate a dense navigation map to implement global obstacle avoidance and path planning for the user through the coordinate transformation. Real-time target detection and a voice-prompt system based on YOLO are also incorporated at the auditory level. We implemented the proposed system as a smart cane. Experiments are performed using four different test scenarios. Experimental results demonstrate that the impediments in the walking path can be reliably located and classified in real-time. Our proposed system can function as a capable auxiliary to help visually impaired people navigate securely by integrating YOLO with ORB-SLAM. Full article
(This article belongs to the Special Issue Intelligence Computing and Systems)
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