All Outputs (23)

The use of a bespoke website developed for people with dementia and carers: Users’ experiences, perceptions and support needs (2021)
Journal Article
Wolverson, E., White, C., Dunn, R., Cunnah, K., Howe, D., Paulson, K., …Thorpe, J. (2022). The use of a bespoke website developed for people with dementia and carers: Users’ experiences, perceptions and support needs. Dementia, 21(1), 94-113. https://doi.org/10.1177/14713012211028495

Background: Current policy emphasises the role of digital technologies in facilitating the management of long-term conditions. While digital resources have been developed for carers, there has been little attention to their development for people wit... Read More about The use of a bespoke website developed for people with dementia and carers: Users’ experiences, perceptions and support needs.

Training people with dementia/cognitive impairment and their carers in the use of web-based supportive technologies (Innovative practice) (2019)
Journal Article
Cunnah, K., Howe, D., Thorpe, J., Dunn, R., Platt, R., White, C., …Wolverson, E. (2021). Training people with dementia/cognitive impairment and their carers in the use of web-based supportive technologies (Innovative practice). Dementia, 20(2), 796–806. https://doi.org/10.1177/1471301219887592

Little is known about the training and support people with dementia and their carers need to use digital solutions. This paper shares learning from a bespoke programme that successfully trained people with dementia or mild cognitive impairment and th... Read More about Training people with dementia/cognitive impairment and their carers in the use of web-based supportive technologies (Innovative practice).

The CAREGIVERSPRO-MMD Platform as an Online Informational and Social Support Tool for People Living With Memory Problems and Their Carers: An Evaluation of User Engagement, Usability and Usefulness (2019)
Journal Article
Howe, D., Thorpe, J., Dunn, R., White, C., Cunnah, K., Platt, R., …Wolverson, E. (2019). The CAREGIVERSPRO-MMD Platform as an Online Informational and Social Support Tool for People Living With Memory Problems and Their Carers: An Evaluation of User Engagement, Usability and Usefulness. Journal of applied gerontology, 39(12), 1303-1312. https://doi.org/10.1177/0733464819885326

People living with dementia or cognitive impairment (PwD) and their carers often have unmet needs for informational and social support postdiagnosis. Web-based platforms have the potential to address these needs, although few have been developed for... Read More about The CAREGIVERSPRO-MMD Platform as an Online Informational and Social Support Tool for People Living With Memory Problems and Their Carers: An Evaluation of User Engagement, Usability and Usefulness.

The impact of spatial temporal averaging on the dynamic statistical properties of rain fields (2019)
Journal Article
Yang, G., Ndzi, D. L., Gremont, B. C., Paulson, K., Filip, M., & Al-Hassani, A. (2019). The impact of spatial temporal averaging on the dynamic statistical properties of rain fields. IEEE Transactions on Antennas and Propagation, 67(12), 7505-7517. https://doi.org/10.1109/tap.2019.2930137

Knowledge of the spatial-temporal variation of rain fields is required for the planning and optimization of wide area high frequency terrestrial and satellite communication networks. This paper presents data and a method for characterizing multi-reso... Read More about The impact of spatial temporal averaging on the dynamic statistical properties of rain fields.

Estimating one-minute rain rate distributions in the Tropics from TRMM satellite data (October 2017) (2018)
Journal Article
Rimvin, G. R., Paulson, K. S., & Bellerby, T. (2018). Estimating one-minute rain rate distributions in the Tropics from TRMM satellite data (October 2017). IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 11(10), 3660-3667. https://doi.org/10.1109/JSTARS.2018.2869322

© 2008-2012 IEEE. Internationally recognized prognostic models of rain fade on terrestrial and Earth-space extremely high frequency (EHF) links rely fundamentally on distributions of 1-min rain rates. In Rec. ITU-R P.837-6, these distributions are es... Read More about Estimating one-minute rain rate distributions in the Tropics from TRMM satellite data (October 2017).

A systems framework for national assessment of climate risks to infrastructure (2018)
Journal Article
Dawson, R. J., Thompson, D., Johns, D., Wood, R., Darch, G., Chapman, L., …Hall, J. W. (2018). A systems framework for national assessment of climate risks to infrastructure. Philosophical transactions. Series A, Mathematical, physical, and engineering sciences, 376(2121), Article 20170298. https://doi.org/10.1098/rsta.2017.0298

Extreme weather causes substantial adverse socioeconomic impacts by damaging and disrupting the infrastructure services that underpin modern society. Globally, $2.5tn a year is spent on infrastructure which is typically designed to last decades, over... Read More about A systems framework for national assessment of climate risks to infrastructure.

A web-based platform for people with memory problems and their caregivers (CAREGIVERSPRO-MMD): Mixed-methods evaluation of usability (2018)
Journal Article
Zafeiridi, P., Paulson, K., Dunn, R., Wolverson, E., White, C., Thorpe, J. A., …Tzovaras, D. (2018). A web-based platform for people with memory problems and their caregivers (CAREGIVERSPRO-MMD): Mixed-methods evaluation of usability. JMIR Formative Research, 2(1), Article e4. https://doi.org/10.2196/formative.9083

Background: The increasing number of people with dementia (PwD) drives research exploring Web-based support interventions to provide effective care for larger populations. In this concept, a Web-based platform (CAREGIVERSPRO-MMD, 620911) was designed... Read More about A web-based platform for people with memory problems and their caregivers (CAREGIVERSPRO-MMD): Mixed-methods evaluation of usability.

Evidence of trends in rain event size effecting trends in rain fade (2016)
Journal Article
Paulson, K. S. (2016). Evidence of trends in rain event size effecting trends in rain fade. Radio science, 51(3), 142-149. https://doi.org/10.1002/2015RS005832

Rain gauge studies have shown that the incidence of rain at rates associated with outage on terrestrial links, has shown an increasing trend in several countries, over the last 30 years. However, no evidence is available from microwave links to show... Read More about Evidence of trends in rain event size effecting trends in rain fade.

A method to estimate trends in distributions of 1 min rain rates from numerical weather prediction data (2015)
Journal Article
Paulson, K., Ranatunga, C., & Bellerby, T. (2015). A method to estimate trends in distributions of 1 min rain rates from numerical weather prediction data. Radio science, 50(9), 931-940. https://doi.org/10.1002/2015RS005651

It is known that the rain rate exceeded 0.01% of the time in the UK has experienced an increasing trend over the last 20 years. It is very likely that rain fade and outage experience a similar trend. This paper presents a globally applicable method t... Read More about A method to estimate trends in distributions of 1 min rain rates from numerical weather prediction data.

Prediction of annual joint rain fade on EHF networks by weighted rain field selection (2015)
Journal Article
Paulson, K. S., & Chinda, I. D. (2015). Prediction of annual joint rain fade on EHF networks by weighted rain field selection. Radio science, 50(8), 827-836. https://doi.org/10.1002/2015RS005695

©2015. American Geophysical Union. All Rights Reserved. We present a computationally efficient method to predict joint rain fade on arbitrary networks of microwave links. Methods based on synthetic rain fields composed of a superposition of rain cell... Read More about Prediction of annual joint rain fade on EHF networks by weighted rain field selection.

An ultrasonic transducer transient compensator design based on a simplified Variable Structure Control algorithm (2013)
Journal Article
Ma, S., Wilkinson, A. J., & Paulson, K. S. (2014). An ultrasonic transducer transient compensator design based on a simplified Variable Structure Control algorithm. Ultrasonics, 54(2), 502-515. https://doi.org/10.1016/j.ultras.2013.07.017

A non-linear control method, known as Variable Structure Control (VSC), is employed to reduce the duration of ultrasonic (US) transducer transients. A physically realizable system using a simplified form of the VSC algorithm is proposed for standard... Read More about An ultrasonic transducer transient compensator design based on a simplified Variable Structure Control algorithm.

Reduced-size circularly polarised square microstrip antenna for 2.45 GHz RFID applications (2012)
Journal Article
Nguyen, D., Paulson, K., & Riley, N. (2012). Reduced-size circularly polarised square microstrip antenna for 2.45 GHz RFID applications. IET Microwaves Antennas and Propagation, 6(1), 94-99. https://doi.org/10.1049/iet-map.2011.0269

This study proposes a new design of circular polarised (CP), microstrip (patch) antenna using a set of slits and slots to effectively reduce the area of patch by 67% compared with the conventional, corner truncated, circular polarised square patch. T... Read More about Reduced-size circularly polarised square microstrip antenna for 2.45 GHz RFID applications.

The measurement of rain kinetic energy and rain intensity using an acoustic disdrometer (2011)
Journal Article
Winder, P., & Paulson, K. S. (2012). The measurement of rain kinetic energy and rain intensity using an acoustic disdrometer. Measurement Science and Technology, 23(1), 015801. https://doi.org/10.1088/0957-0233/23/1/015801

Microwave engineers and geomorphologists require rainfall data with a much greater temporal resolution and a better representation of the numbers of large raindrops than is available from current commercial instruments. This paper describes an acoust... Read More about The measurement of rain kinetic energy and rain intensity using an acoustic disdrometer.

Trends in the incidence of rain height and the effects on global satellite telecommunications (2011)
Journal Article
Paulson, K., & Al-Mreri, A. (2011). Trends in the incidence of rain height and the effects on global satellite telecommunications. IET Microwaves Antennas and Propagation, 5(14), 1710-1713. https://doi.org/10.1049/iet-map.2010.0507

Satellite communications using millimetre waves, in Ka band and above, experience significant fading by rain. Strong attenuation is experienced between the ground station and a level known as the rain height, in ITU-R recommendations assumed to be 36... Read More about Trends in the incidence of rain height and the effects on global satellite telecommunications.

A rain height model to predict fading due to wet snow on terrestrial links (2011)
Journal Article
Paulson, K., & Al-Mreri, A. (2011). A rain height model to predict fading due to wet snow on terrestrial links. Radio science, 46(4), Article RS4010. https://doi.org/10.1029/2010rs004555

Recommendation ITU‐R P.530‐13 provides an internationally recognized prediction model for the fading due to wet snow on low‐elevation, terrestrial microwave links. An important parameter in this model is the altitude difference between the link and t... Read More about A rain height model to predict fading due to wet snow on terrestrial links.

Development of a heterogeneous microwave network fade simulation tool applicable to networks that span Europe (2011)
Journal Article
Paulson, K. S., & Basarudin, H. (2011). Development of a heterogeneous microwave network fade simulation tool applicable to networks that span Europe. Radio science, 46(4), Article RS4004. https://doi.org/10.1029/2010rs004608

Several research groups in Europe are developing joint channel simulators for arbitrarily complex networks of terrestrial and slant path, microwave telecommunications links. Currently, the Hull Rain Fade Network Simulator (HRFNS) developed at Univers... Read More about Development of a heterogeneous microwave network fade simulation tool applicable to networks that span Europe.

Trends in the incidence of rain rates associated with outages on fixed links operating above 10 GHz in the southern United Kingdom (2010)
Journal Article
Paulson, K. S. (2010). Trends in the incidence of rain rates associated with outages on fixed links operating above 10 GHz in the southern United Kingdom. Radio science, 45(1), 1-9. https://doi.org/10.1029/2009rs004193

Studies have shown that climate change is leading to an increase in the incidence of heavy rain in the United Kingdom, particularly over winter. The major interest has been on the hydrological impacts of this increase, and so studies have focused on... Read More about Trends in the incidence of rain rates associated with outages on fixed links operating above 10 GHz in the southern United Kingdom.

Simulation of rain fade on arbitrary microwave link networks by the downscaling and interpolation of rain radar data (2009)
Journal Article
Paulson, K., & Zhang, X. (2009). Simulation of rain fade on arbitrary microwave link networks by the downscaling and interpolation of rain radar data. Radio science, 44(2), 0 - 0. https://doi.org/10.1029/2008RS003935

To predict the Quality of Service at a node in heterogeneous networks of line-of-sight, terrestrial, microwave links requires knowledge of the spatial and temporal statistics of rain over scales of a few meters to tens or hundreds of kilometers, and... Read More about Simulation of rain fade on arbitrary microwave link networks by the downscaling and interpolation of rain radar data.

Estimating the scaling of rain rate moments from radar and rain gauge (2007)
Journal Article
Paulson, K. S., & Zhang, X. (2007). Estimating the scaling of rain rate moments from radar and rain gauge. Journal of Geophysical Research: Atmospheres, 112(20), Article D20107. https://doi.org/10.1029/2007JD008547

Rain rate is a physical parameter that is only defined over some spatial or spatial-temporal integration volume. The moments of rain rate fields calculated from measurements derived from integration volumes of the same shape and a range of sizes are... Read More about Estimating the scaling of rain rate moments from radar and rain gauge.

Downscaling of rain gauge time series by multiplicative beta cascade (2007)
Journal Article
Baxter, P. D., & Paulson, K. S. (2007). Downscaling of rain gauge time series by multiplicative beta cascade. Journal of Geophysical Research: Atmospheres, 112(D9), Article ARTN D09105. https://doi.org/10.1029/2006JD007333

This paper develops a downscaling algorithm capable of producing ensembles of rain rate time series, with integration times as short as 10 s, consistent with a time series of rain rates with integration times as long as 6 hours. The algorithm is base... Read More about Downscaling of rain gauge time series by multiplicative beta cascade.