Professor SARAH SHARPLES's Outputs (18)

Designing Apps to Track Mental Workload (2023)
Presentation / Conference Contribution
Wilson, M., Shaban, J., Ma, X., Shalliker, M., Midha, S., & Sharples, S. (2023, September). Designing Apps to Track Mental Workload. Paper presented at The Future of Cognitive Personal Informatics, Athens, Greece and online

Brain-related wearables are now freely available on the market, and with even wrist-worn devices making estimates about cognitive activity, understanding Cognitive Personal Informatics (CogPI) has become a pressing issue. In this paper, we present a... Read More about Designing Apps to Track Mental Workload.

When High Mental Workload is Good and Low Mental Workload is Bad (2023)
Presentation / Conference Contribution
Shaban, J., Roy, M., Stephens-Marsh, M., Wilson, M. L., & Sharples, S. (2023, September). When High Mental Workload is Good and Low Mental Workload is Bad. Paper presented at The Future of Cognitive Personal Informatics, Athens, Greece and online

Brain-related wearables are now freely available on the market, and with even wrist-worn devices making estimates about cognitive activity, understanding cognitive personal informatics has become a pressing issue. Mental Workload is an emotionally ag... Read More about When High Mental Workload is Good and Low Mental Workload is Bad.

The future of manufacturing: Utopia or dystopia? (2022)
Journal Article
Marinescu, A., Argyle, E. M., Duvnjak, J., Wilson, M. L., Lawson, G., Sharples, S., Hubbard, E., & Justham, L. (2023). The future of manufacturing: Utopia or dystopia?. Human Factors and Ergonomics in Manufacturing and Service Industries, 33(2), 184-200. https://doi.org/10.1002/hfm.20976

Digital manufacturing technologies (DMTs) have the potential to transform industry productivity, but their introduction into the workplace is often a complex process, requiring not only technical expertise but also an awareness of ethical and societa... Read More about The future of manufacturing: Utopia or dystopia?.

Measuring Mental Workload Variations in Office Work Tasks using fNIRS (2020)
Journal Article
Midha, S., Maior, H. A., Wilson, M. L., & Sharples, S. (2021). Measuring Mental Workload Variations in Office Work Tasks using fNIRS. International Journal of Human-Computer Studies, 147, Article 102580. https://doi.org/10.1016/j.ijhcs.2020.102580

The motivation behind using physiological measures to estimate cognitive activity is typically to build technology that can help people to understand themselves and their work, or indeed for systems to do so and adapt. While functional Near Infrared... Read More about Measuring Mental Workload Variations in Office Work Tasks using fNIRS.

Detecting variation in mental workload levels within everyday work tasks using fNIRS (2018)
Presentation / Conference Contribution
Midha, S., Wilson, M. L., Maior, H. A., & Sharples, S. (2018, October). Detecting variation in mental workload levels within everyday work tasks using fNIRS. Poster presented at fNIRS2018, Tokyo, Japan

Mental workload as personal data: designing a cognitive activity tracker (2018)
Presentation / Conference Contribution
Wilson, M. L., Sharon, N., Maior, H. A., Midha, S., Craven, M. P., & Sharples, S. (2018, April). Mental workload as personal data: designing a cognitive activity tracker. Presented at 3rd Symposium on Computing and Mental Health: Understanding, Engaging, and Delighting Users

Research continues to correlate physical signals with mental activity, as opposed to physical activity, with physiological sensors. Further, with the proliferation of wearable technology, it seems imminent that our smart watches can soon keep track o... Read More about Mental workload as personal data: designing a cognitive activity tracker.

Voice Interfaces in Everyday Life (2018)
Presentation / Conference Contribution
Porcheron, M., Fischer, J. E., Reeves, S., & Sharples, S. (2018, April). Voice Interfaces in Everyday Life. Presented at CHI '18: CHI Conference on Human Factors in Computing Systems, Montreal QC Canada

© 2018 Copyright is held by the owner/author(s). Voice User Interfaces (VUIs) are becoming ubiquitously available, being embedded both into everyday mobility via smartphones, and into the life of the home via 'assistant' devices. Yet, exactly how use... Read More about Voice Interfaces in Everyday Life.

Workload Alerts—Using Physiological Measures of Mental Workload to Provide Feedback During Tasks (2018)
Journal Article
Maior, H. A., Wilson, M. L., & Sharples, S. (2018). Workload Alerts—Using Physiological Measures of Mental Workload to Provide Feedback During Tasks. ACM Transactions on Computer-Human Interaction, 25(2), 1-30. https://doi.org/10.1145/3173380

Feedback is valuable for allowing us to improve on tasks. While retrospective feedback can help us improve for next time, feedback “in action” can allow us to improve the outcome of on-going tasks. In this paper, we use data from functional Near Infr... Read More about Workload Alerts—Using Physiological Measures of Mental Workload to Provide Feedback During Tasks.

How stress affects functional near-infrared spectroscopy (fNIRS) measurements of mental workload (2018)
Presentation / Conference Contribution
Alsuraykh, N. H., Maior, H. A., Wilson, M. L., Tennent, P., & Sharples, S. (2018, April). How stress affects functional near-infrared spectroscopy (fNIRS) measurements of mental workload. Presented at CHI 2018: ACM SIGCHI Conference on Human Factors in Computing Systems (Extended Abstracts)

Recent work has demonstrated that functional Near-Infrared Spectroscopy has the potential to measure changes in Mental Workload with increasing ecological validity. It is not clear, however, whether these measurements are affected by anxiety and stre... Read More about How stress affects functional near-infrared spectroscopy (fNIRS) measurements of mental workload.

"Do animals have accents?": Talking with agents in multi-party conversation (2017)
Presentation / Conference Contribution
Porcheron, M., Fischer, J. E., & Sharples, S. (2017, February). "Do animals have accents?": Talking with agents in multi-party conversation. Presented at 20th ACM Conference on Computer-Supported Cooperative Work and Social Computing (CSCW 2017), Portland, Oregon, USA

In this paper we unpack the use of conversational agents, or so-called intelligent personal assistants (IPAs), in multi- party conversation amongst a group of friends while they are socialising in a café. IPAs such as Siri or Google Now can be found... Read More about "Do animals have accents?": Talking with agents in multi-party conversation.

Out of hours workload management: Bayesian inference for decision support in secondary care (2016)
Journal Article
Pérez López, I., Brown, M., Pinchin, J., Martindale, S., Sharples, S., Shaw, D. E., & Blakey, J. (in press). Out of hours workload management: Bayesian inference for decision support in secondary care. Artificial Intelligence in Medicine, 73, 34-44. https://doi.org/10.1016/j.artmed.2016.09.005

Objective: In this paper, we aim to evaluate the use of electronic technologies in Out of Hours (OoH) task-management for assisting the design of effective support systems in health care; targeting local facilities, wards or specific working groups.... Read More about Out of hours workload management: Bayesian inference for decision support in secondary care.

Unsupervised labelling of sequential data for location identification in indoor environments (2016)
Journal Article
Pérez López, I., Pinchin, J., Brown, M., Blum, J., & Sharples, S. (in press). Unsupervised labelling of sequential data for location identification in indoor environments. Expert Systems with Applications, https://doi.org/10.1016/j.eswa.2016.06.003

In this paper we present indoor positioning within unknown environments as an unsupervised labelling task on sequential data. We explore a probabilistic framework relying on wireless network radio signals and contextual information, which is increasi... Read More about Unsupervised labelling of sequential data for location identification in indoor environments.

Using mobile phones in pub talk (2016)
Presentation / Conference Contribution
Porcheron, M., Fischer, J. E., & Sharples, S. Using mobile phones in pub talk. Presented at 19th ACM Conference on Computer Supported Cooperative Work & Social Computing (CSCW ’16)

We present the findings from a study of how people interleave mobile phone use with conversation in pubs. Our findings, informed by ethnomethodology and conversation analysis, unpack the interactional methods through which groups of people in pubs oc... Read More about Using mobile phones in pub talk.

Examining the reliability of using fNIRS in realistic HCI settings for spatial and verbal tasks (2015)
Presentation / Conference Contribution
Maior, H. A., Pike, M., Sharples, S., & Wilson, M. L. Examining the reliability of using fNIRS in realistic HCI settings for spatial and verbal tasks. Presented at CHI 2015: Crossings

Recent efforts have shown that functional near-infrared spectroscopy (fNIRS) has potential value for brain sensing in HCI user studies. Research has shown that, although large head movement significantly affects fNIRS data, typical keyboard use, mous... Read More about Examining the reliability of using fNIRS in realistic HCI settings for spatial and verbal tasks.

Exploring the Relationship between Location and Behaviour in Out of Hours Hospital Care (2014)
Presentation / Conference Contribution
Brown, M., Pinchin, J., Blum, J., Sharples, S., Shaw, D., Housley, G., Howard, S., Jackson, S., Flintham, M., Benning, K., & Blakey, J. (2014, June). Exploring the Relationship between Location and Behaviour in Out of Hours Hospital Care

'Out of Hours' (OoH) hospital care involves a small number of doctors covering a very large number of patients. These doctors are working in stressful environments, performing complex tasks and making difficult task prioritisation decisions, yet litt... Read More about Exploring the Relationship between Location and Behaviour in Out of Hours Hospital Care.

Usability of Geographic Information: current challenges and future directions (2013)
Journal Article
Brown, M., Sharples, S., Harding, J., Parker, C., Bearman, N., Maguire, M., Forrest, D., Haklay, M., & Jackson, M. (2013). Usability of Geographic Information: current challenges and future directions. Applied Ergonomics, 44(6), https://doi.org/10.1016/j.apergo.2012.10.013

The use of Geographic Information or GI, has grown rapidly in recent years. Previous research has identified the importance of usability and user centred design in enabling the proliferation and exploitation of GI. However, the design and developme... Read More about Usability of Geographic Information: current challenges and future directions.

Introducing PEGI: a usability process for the practical evaluation of Geographic Information (2013)
Journal Article
Brown, M., Sharples, S., & Harding, J. (2013). Introducing PEGI: a usability process for the practical evaluation of Geographic Information. International Journal of Human-Computer Studies, 71(6), https://doi.org/10.1016/j.ijhcs.2013.01.004

As the use of Geographic Information (GI) is becoming more widespread, the usability of GI is being recognised as an important issue. However, exploring the usability of information products brings with it a range of problems that are not easily han... Read More about Introducing PEGI: a usability process for the practical evaluation of Geographic Information.

Participant experiences of mobile device-based diary studies (2013)
Journal Article
Sun, X., Golightly, D., Cranwell, J., Bedwell, B. D., & Sharples, S. (2013). Participant experiences of mobile device-based diary studies. International Journal of Mobile Human Computer Interaction, 5(2), https://doi.org/10.4018/jmhci.2013040104

Mobile device-based diary studies have potential as contextual data capture methods that address the limitations of the traditional paper-based diary method. While there have been a number of studies that demonstrate the power of the mobile device-ba... Read More about Participant experiences of mobile device-based diary studies.