SPHERE (EPSRC IRC)

Craddock, Ian J (Principal Investigator)
Coyle, David T (Principal Investigator)
Flach, Peter A (Principal Investigator)
Kaleshi, Dritan (Principal Investigator)
Mirmehdi, Majid (Principal Investigator)
Piechocki, Robert J (Principal Investigator)
Stark, Bernard H (Principal Investigator)
Ascione, Raimondo (Co-Principal Investigator)
Ashburn, Ann M (Collaborator)
Burnett, Malcolm E (Collaborator)
Damen, Dima (Co-Principal Investigator)
Gooberman-Hill, Rachael (Principal Investigator)
Harwin, William S (Collaborator)
Hilton, Geoff (Co-Principal Investigator)
Holderbaum, William (Collaborator)
Holley, A P (Manager)
Manchester, V A (Administrator)
Meller, Ben J (Other )
Stack, Emma (Collaborator)
Gilchrist, Iain D (Principal Investigator)

109 Conference Contribution (Conference Proceeding)
73 Article (Academic Journal)
42 Conference Paper
3 Other contribution
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2024
Design Considerations and Experimental Testing of a Wide-Area Inductive Power Transfer (IPT) System for Body-Worn Electronics
Burrow, S., Clare, L., Stark, B., Beeby, S. & Grabham, N., 9 Jul 2024, In: Energies. 17, 14, 3367.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
2019
DS-KCF: a real-time tracker for RGB-D data
Hannuna, S., Camplani, M., Hall, J., Mirmehdi, M., Damen, D., Burghardt, T., Paiement, A. & Tao, L., 1 Oct 2019, In: Journal of Real-Time Image Processing. 16, p. 1439-1458 20 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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35 Citations (Scopus)

721 Downloads (Pure)
Efficient and Robust Skeleton-Based Quality Assessment and Abnormality Detection in Human Action Performance
Elkholy, A., Hussein, M., Gomaa, W., Damen, D. & Saba, E., 11 Mar 2019, (E-pub ahead of print) In: IEEE Journal of Biomedical and Health Informatics.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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43 Citations (Scopus)

722 Downloads (Pure)
2018
A Comprehensive Study of Activity Recognition using Accelerometers
Twomey, N., Diethe, T., Fafoutis, X., Elsts, A., McConville, R., Flach, P. & Craddock, I., Jun 2018, In: Informatics. 5, 2, 37 p., 27.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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120 Citations (Scopus)

522 Downloads (Pure)
Activities of daily living ontology for ubiquitous systems: Development and evaluation
Woznowski, P. R., Tonkin, E. L. & Flach, P. A., Jul 2018, In: Sensors. 18, 7, 23 p., 2361.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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17 Citations (Scopus)

443 Downloads (Pure)
A Flexible 2.45-GHz Power Harvesting Wristband with Net System Output from -24.3 dBm of RF Power
Adami, S. E., Proynov, P., Hilton, G. S., Yang, G., Zhang, C., Zhu, D., Li, Y., Beeby, S. P., Craddock, I. J. & Stark, B. H., 1 Jan 2018, In: IEEE Transactions on Microwave Theory and Techniques. 66, 1, p. 380-395 16 p., 7955016.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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153 Citations (Scopus)

614 Downloads (Pure)
An Ultra Low Power Personalizable Wrist Worn ECG Monitor Integrated with IoT Infrastructure
Beach, C., Krachunov, S., Pope, J., Fafoutis, X., Piechocki, R. J., Craddock, I. & Casson, A. J., 28 Aug 2018, In: IEEE Access. 6, p. 44010-44021 12 p., 8432430.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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75 Citations (Scopus)

368 Downloads (Pure)
A Web-Based Intervention for Relatives of People Experiencing Psychosis or Bipolar Disorder: Design Study Using a User-Centered Approach
McNaney, R., Honary, M., Fisher, N. & Lobban, F., 2018, In: Journal of Medical Internet Research. 5, 4
Research output: Contribution to journal › Article (Academic Journal) › peer-review
20 Citations (Scopus)
Depth-based Whole Body Photoplethysmography in Remote Pulmonary Function Testing
Soleimani, V., Mirmehdi, M., Damen, D., Camplani, M., Hannuna, S., Sharp, C. & Dodd, J., Jun 2018, In: IEEE Transactions on Biomedical Engineering. 65, 6, p. 1421-1431 11 p., 8186188.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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21 Citations (Scopus)

451 Downloads (Pure)
Efficient DCT-based secret key generation for the Internet of Things
Margelis, G., Fafoutis, X., Oikonomou, G., Piechocki, R., Tryfonas, T. & Thomas, P., 28 Aug 2018, (E-pub ahead of print) In: Ad Hoc Networks. 11 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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43 Citations (Scopus)

438 Downloads (Pure)
Enabling Healthcare in Smart Homes: The SPHERE IoT Network Infrastructure
Elsts, A., Fafoutis, X., Woznowski, P. R., Tonkin, E. L., Oikonomou, G., Piechocki, R. & Craddock, I., Dec 2018, In: IEEE Communications Magazine. 56, 12, p. 164-170 8 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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45 Citations (Scopus)

423 Downloads (Pure)
Energy expenditure estimation using visual and inertial sensors
Tao, L., Burghardt, T., Mirmehdi, M., Damen, D., Cooper, A., Camplani, M., Hannuna, S., Paiement, A. & Craddock, I., 1 Feb 2018, In: IET Computer VIsion. 12, 1, p. 36-47 12 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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11 Citations (Scopus)

435 Downloads (Pure)
Experiences and lessons learned from making IoT sensing platforms for large-scale deployments
Fafoutis, X., Elsts, A., Piechocki, R. & Craddock, I., 2018, In: IEEE Access. 6, p. 3140-3148 9 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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23 Citations (Scopus)

412 Downloads (Pure)
Exploiting WiFi Channel State Information for Residential Healthcare Informatics
Tan, B., Chen, Q., Chetty, K., Woodbridge, K., Li, W. & Piechocki, R., May 2018, In: IEEE Communications Magazine. 56, 5, p. 130-137 8 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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101 Citations (Scopus)

248 Downloads (Pure)
Fabrication Techniques for Manufacturing Flexible Coils on Textiles for Inductive Power Transfer
Grabham, N. J., Li, Y., Clare, L. R., Stark, B. H. & Beeby, S. P., 15 Mar 2018, In: IEEE Sensors Journal. 18, 6, p. 2599-2606 8 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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63 Citations (Scopus)

536 Downloads (Pure)
Log-likelihood clustering-enabled passive rf sensing for residential activity recognition
Li, W., Tan, B., Xu, Y. & Piechocki, R. J., 1 Jul 2018, In: IEEE Sensors Journal. 18, 13, p. 5413-5421 9 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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17 Citations (Scopus)

343 Downloads (Pure)
Passive Radar for Opportunistic Monitoring in e-Health Applications
Li, W., Tan, B. & Piechocki, R., 25 Jan 2018, (E-pub ahead of print) In: IEEE Journal of Translational Engineering in Health and Medicine.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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73 Citations (Scopus)

413 Downloads (Pure)
Privacy, boundaries and smart homes for health: an ethnographic study
Burrows, A., Coyle, D. & Gooberman-Hill, R., 1 Mar 2018, In: Health and Place. 50, p. 112-118 7 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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43 Citations (Scopus)

384 Downloads (Pure)
Randomised controlled trial of high versus ad libitum water intake in patients with autosomal dominant polycystic kidney disease: Rationale and design of the DRINK feasibility trial
El-Damanawi, R., Lee, M., Harris, T., Mader, L. B., Bond, S., Pavey, H., Sandford, R. N., Wilkinson, I. B., Burrows, A., Woznowski, P. R., Ben-Shlomo, Y., Frankl, F. E. K. & Hiemstra, T. F., 9 May 2018, In: BMJ Open. 8, 5, e022859.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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21 Citations (Scopus)

129 Downloads (Pure)
Residential wearable RSSI and accelerometer measurements with detailed location annotations
Byrne, D., Kozlowski, M., Santos-Rodriguez, R., Piechocki, R. & Craddock, I., 21 Aug 2018, In: Scientific Data. 5, 14 p., 180168.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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23 Citations (Scopus)

355 Downloads (Pure)
Talk, text, tag? Understanding self-annotation of smart home data from a user’s perspective
Tonkin, E. L., Burrows, A., Woznowski, P. R., Laskowski, P., Yordanova, K., Twomey, N. & Craddock, I., Jul 2018, In: Sensors. 18, 7, 22 p., 2365.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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16 Citations (Scopus)

419 Downloads (Pure)
Temperature-resilient time synchronization for the internet of things
Elsts, A., Fafoutis, X., Duquennoy, S., Oikonomou, G., Piechocki, R. & Craddock, I., 1 May 2018, In: IEEE Transactions on Industrial Informatics. 14, 5, p. 2241-2250 10 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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32 Citations (Scopus)

325 Downloads (Pure)
User experience of cognitive behavioral therapy apps for depression: An analysis of app functionality and user reviews
Stawarz, K., Preist, C., Tallon, D., Wiles, N. & Coyle, D., Jun 2018, In: JMIR. 20, 6, 15 p., e10120.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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148 Citations (Scopus)

702 Downloads (Pure)
Using home sensing technology to assess outcome and recovery after hip and knee replacement in the UK: The HEmiSPHERE study protocol
Grant, S., Blom, A. W., Whitehouse, M. R., Craddock, I., Judge, A., Tonkin, E. L. & Gooberman-Hill, R., Jul 2018, In: BMJ Open. 8, 7, 11 p., e021862.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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16 Citations (Scopus)

360 Downloads (Pure)
2017
Beyond Sigmoids : How to obtain well-calibrated probabilities from binary classifiers with beta calibration
Kull, M., Silva Filho, T. M. & Flach, P., 15 Dec 2017, In: Electronic Journal of Statistics. 11, 2, p. 5052-5080 29 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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74 Citations (Scopus)

3240 Downloads (Pure)
Compound Radar Approach for Breast Imaging
Byrne, D. B., Sarafianou, M. & Craddock, I. J., Jan 2017, In: IEEE Transactions on Biomedical Engineering. 64, 1, p. 40-51 12 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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67 Citations (Scopus)

881 Downloads (Pure)
CRC Error Correction in IoT Applications
Tsimbalo, E., Fafoutis, X. & Piechocki, R. J., Feb 2017, In: IEEE Transactions on Industrial Informatics. 13, 1, p. 361-369 9 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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38 Citations (Scopus)

745 Downloads (Pure)
Designing Wearable Sensing Platforms for Healthcare in a Residential Environment
Fafoutis, X., Vafeas, A., Janko, B., Sherratt, S., Pope, J., Elsts, A., Mellios, E., Hilton, G., Oikonomou, G., Piechocki, R. & Craddock, I., 7 Sept 2017, In: EAI Endorsed Transactions on Pervasive Health and Technology. 17, 12, 11 p., e1.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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463 Downloads (Pure)
Less Becomes More for Microwave Imaging: Design and Validation of an Ultrawide-Band Measurement Array
Byrne, D., Craddock, I., Gibbins, D., Monsalve, B. & Henriksson, T., Oct 2017, In: IEEE Antennas and Propagation Magazine. 59, 5, p. 72-85 14 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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17 Citations (Scopus)

397 Downloads (Pure)
Multiple human tracking in RGB-depth data: a survey
Camplani, M., Paiement, A., Mirmehdi, M., Damen, D., Hannuna, S., Burghardt, T. & Tao, L., Jun 2017, In: IET Computer VIsion. 11, 4, p. 265-285 21 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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43 Citations (Scopus)

706 Downloads (Pure)
Off-body antenna wireless performance evaluation in a residential environment
Dumanli, S., Sayer, L., Mellios, E., Fafoutis, X., Hilton, G. & Craddock, I., Nov 2017, In: IEEE Transactions on Antennas and Propagation. 65, 11, p. 6076-6084 9 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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11 Citations (Scopus)

634 Downloads (Pure)
Remote, depth-based lung function assessment
Soleimani, V., Mirmehdi, M., Damen, D., Dodd, J., Hannuna, S., Sharp, C., Camplani, M. & Viner, J., 15 Jul 2017, In: IEEE Transactions on Biomedical Engineering. 64, 8, p. 1943-1958 16 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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25 Citations (Scopus)

630 Downloads (Pure)
Smart homes, private homes? An empirical study of technology researchers' perceptions of ethical issues in developing smart-home health technologies
Birchley, G., Huxtable, R., Murtagh, M., ter Meulen, R., Flach, P. & Gooberman-Hill, R., 4 Apr 2017, In: BMC Medical Ethics. 18, 13 p., 23.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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52 Citations (Scopus)

1171 Downloads (Pure)
Temperature Dependence of a Magnetically Levitated Electromagnetic Vibration Energy Harvester
Pancharoen, K., Zhu, D. & Beeby, S., 2017, In: Sensors and Actuators A: Physical.
Research output: Contribution to journal › Article (Academic Journal)

37 Citations (Scopus)
Toward respiratory assessment using depth measurements from a time-of-flight sensor
Sharp, C., Soleimani, V., Hannuna, S., Camplani, M., Damen, D., Viner, J., Mirmehdi, M. & Dodd, J. W., 7 Feb 2017, In: Frontiers in Physiology. 8, 8 p., 65.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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31 Citations (Scopus)

442 Downloads (Pure)
Unsupervised learning of sensor topologies for improving activity recognition in smart environments
Twomey, N., Diethe, T., Craddock, I. & Flach, P., 19 Apr 2017, In: Neurocomputing. 234, p. 93-106 14 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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32 Citations (Scopus)

696 Downloads (Pure)
2016

1st International Conference on Advanced Energy Materials, AEM2016 and paper in the Materials Today: Proceedings, 2016
Arumugam, S., Li, Y., Senthilarasu, S., Torah, R., kanibolotsky, A. L., Inigo, A. R., Skabarac, P. J. & beeby, S., 2016, In: Journal of Materials Chemistry.
Research output: Contribution to journal › Article (Academic Journal) › peer-review
Activity recognition in multiple contexts for smart-house data
Sokol, K. & Flach, P., 22 Jun 2016, In: CEUR Workshop Proceedings. 1865, p. 66-72 7 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

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107 Downloads (Pure)
An electromechanical model of ferroelectret for energy harvesting.
Beeby, S., Lou, Z. & Zhu, D., 14 Mar 2016, In: Smart Materials and Structures.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

12 Citations (Scopus)
A Numerical Study of Debye and Conductive Dispersion in High Dielectric Materials Using a General ADE-FDTD Algorithm
Gibbins, D., Railton, C., Craddock, I. & Henriksson, T. N. T., Jun 2016, In: IEEE Transactions on Antennas and Propagation. 64, 6, p. 2401-2409 9 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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11 Citations (Scopus)

476 Downloads (Pure)
A residential maintenance-free long-term activity monitoring system for healthcare applications
Fafoutis, X., Tsimbalo, E., Mellios, E., Hilton, G. S., Piechocki, R. J. & Craddock, I. J., Dec 2016, In: EURASIP Journal on Wireless Communications and Networking. 2016, 1, 20 p., 31.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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32 Citations (Scopus)

532 Downloads (Pure)
A Survey on Wireless Body Area Networks for eHealthcare Systems in Residential Environments
Ghamari, M., Janko, B., Sherratt, S., Harwin, W., Piechocki, R. J. & Soltanpur, C., Jun 2016, In: Sensors. 16, 6, 33 p., 831.
Research output: Contribution to journal › Article (Academic Journal)

Open Access
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259 Citations (Scopus)

464 Downloads (Pure)
BLE or IEEE 802.15.4: Which Home IoT Communication Solution is more Energy-Efficient?
Fafoutis, X., Tsimbalo, E., Zhao, W., Chen, H., Mellios, E., Harwin, W., Piechocki, R. & Craddock, I., 20 Dec 2016, In: EAI Endorsed Transactions on the Internet of Things. 16, 5, e4.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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605 Downloads (Pure)
Classification and suitability of sensing technologies for activity recognition
Woznowski, P. R., Kaleshi, D., Oikonomou, G. & Craddock, I. J., 1 Sept 2016, In: Computer Communications. 89-90, p. 34-50 17 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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28 Citations (Scopus)

906 Downloads (Pure)
Cost-sensitive boosting algorithms: Do we really need them?
Nikolaou, N., Edakunni, N., Kull, M., Flach, P. & Brown, G., 1 Sept 2016, In: Machine Learning. 104, 2, p. 359-384 26 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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49 Citations (Scopus)

422 Downloads (Pure)
Could In-home Sensors Surpass Human Observation of People at High Risk of Falling? An Ethnographic Study
Stack, E., King, R., Janko, B., Burnett, M., Hammersley , N., Agarwal, V., Hannuna, S. L., Burrows, A. B. & Ashburn, A. M., 14 Feb 2016, In: BioMed Research International. 2016, 10 p., 3703745.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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18 Citations (Scopus)

339 Downloads (Pure)
Evaluation of Two Approaches for Breast Surface Measurement Applied to a Radar-Based Imaging System
Sarafianou, M., Preece, A. W., Craddock, I. J., Klemm, M. & Leendertz, J., 2 Feb 2016, In: IEEE Transactions on Antennas and Propagation. 64, 2, p. 609-617 9 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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17 Citations (Scopus)

516 Downloads (Pure)
MARIA M4: clinical evaluation of a prototype ultrawideband radar scanner for breast cancer detection
Preece, A. W., Craddock, I. J., Shere, M. H., Jones, L. I. L. & Winton, H. L., Jul 2016, In: Journal of Medical Imaging. 3, 3, 7 p., 033502.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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163 Citations (Scopus)

472 Downloads (Pure)
On the Need for Structure Modelling in Sequence Prediction
Twomey, N., Diethe, T. & Flach, P., Sept 2016, In: Machine Learning. 104, 2, p. 291–314 24 p.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

Open Access
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3 Citations (Scopus)

528 Downloads (Pure)
Reconstruction of Angular Kinematics From Wrist-Worn Inertial Sensor Data for Smart Home Healthcare
Villeneuve, E., Harwin, W., Holderbaum, W., Janko, B. & Sherratt, S., 2016, In: IEEE Access.
Research output: Contribution to journal › Article (Academic Journal) › peer-review

35 Citations (Scopus)

SPHERE (EPSRC IRC)

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