Skip to main content

Research Repository

Advanced Search

All Outputs (62)

Illumination compensation for nominally planar surface recovery (2012)
Journal Article
Sun, J., Smith, M., Smith, L., & Farooq, A. (2012). Illumination compensation for nominally planar surface recovery. IET Computer Vision, 6(5), 371-377. https://doi.org/10.1049/iet-cvi.2011.0075

A uniform distribution of illumination radiance across the surface of objects of interest is desired for most scene analysis approaches, including that of photometric stereo. Either specially designed parallel illumination or distant point light sour... Read More about Illumination compensation for nominally planar surface recovery.

Towards an anthropomorphic design of minimally invasive instrumentation for soft tissue robotic surgery (2012)
Journal Article
Pipe, T., Tzemanaki, A., Dogramadzi, S., Pipe, A. G., & Melhuish, C. (2012). Towards an anthropomorphic design of minimally invasive instrumentation for soft tissue robotic surgery. Lecture Notes in Artificial Intelligence, 7429 LNAI, 455-456. https://doi.org/10.1007/978-3-642-32527-4_56

Minimally invasive procedures, such as laparoscopy, have significantly decreased blood loss, postoperative morbidity and length of hospital stay. Robot-assisted Minimally Invasive Surgery (MIS) has offered refined accuracy and more ergonomic instrume... Read More about Towards an anthropomorphic design of minimally invasive instrumentation for soft tissue robotic surgery.

Towards tactile sensing applied to underwater autonomous vehicles for near shore survey and de-mining (2012)
Journal Article
Rooney, T., Pipe, A. G., Dogramadzi, S., & Pearson, M. (2012). Towards tactile sensing applied to underwater autonomous vehicles for near shore survey and de-mining. Lecture Notes in Artificial Intelligence, 7429 LNAI, 463-464. https://doi.org/10.1007/978-3-642-32527-4_60

Artificial tactile whisker sensors demonstrate an approach to localisation [1] that is robust to harsh environmental disturbances, endowing autonomous systems with the ability to operate effectively in confined, noisy and visually occluded spaces, su... Read More about Towards tactile sensing applied to underwater autonomous vehicles for near shore survey and de-mining.

A robust multi-scale integration method to obtain the depth from gradient maps (2012)
Journal Article
Smith, M. L., Atkinson, G. A., Leitão, H. C., Saracchini, R. F., Saracchini, R., Stolfi, J., …Smith, M. (2012). A robust multi-scale integration method to obtain the depth from gradient maps. Computer Vision and Image Understanding, 116(8), 882-895. https://doi.org/10.1016/j.cviu.2012.03.006

We describe a robust method for the recovery of the depth map (or height map) from a gradient map (or normal map) of a scene, such as would be obtained by photometric stereo or interferometry. Our method allows for uncertain or missing samples, which... Read More about A robust multi-scale integration method to obtain the depth from gradient maps.

Low priority? A cross sectional study of appearance anxiety in 500 consecutive referrals for cosmetic surgery (2012)
Journal Article
Butler, P. E., Clarke, A., Hansen, E. L., & White, P. (2012). Low priority? A cross sectional study of appearance anxiety in 500 consecutive referrals for cosmetic surgery. Psychology, Health and Medicine, 17(4), 440-446. https://doi.org/10.1080/13548506.2011.626433

Low priority treatment guidance is used in the National Health Service to manage requests for cosmetic surgery where there is no associated functional impairment. Provision is made in this guidance to provide surgery on exceptional grounds, and this... Read More about Low priority? A cross sectional study of appearance anxiety in 500 consecutive referrals for cosmetic surgery.

Quantification of transient fuel films under elevated ambient pressure environments (2012)
Journal Article
Kay, P. J., Alonso, M., Kay, P. J., Bowen, P. J., Gilchrist, R., & Sapsford, S. M. (2012). Quantification of transient fuel films under elevated ambient pressure environments. Atomization and Sprays, 22(1), 79-95. https://doi.org/10.1615/AtomizSpr.2012004865

Impingement of fuel sprays on solid surfaces is of interest in a wide range of industrial applications including automotive, gas turbines, and process and hazard analysis. Consequently, accurate quantification of fuel films is necessary for model val... Read More about Quantification of transient fuel films under elevated ambient pressure environments.

Alpha-case kinetics and surface crack growth in the high-temperature alloy Timetal 834 under creep conditions (2012)
Journal Article
Abdallah, Z., Perkins, K., & Williams, S. (2012). Alpha-case kinetics and surface crack growth in the high-temperature alloy Timetal 834 under creep conditions. Metallurgical and Materials Transactions A, 43(12), 4647-4654. https://doi.org/10.1007/s11661-012-1285-3

Investigations of Timetal 834 crept specimens showed that a uniform alpha-case layer was developed at the surfaces of all specimens tested in air at 823 K to 923 K (550 °C to 650 °C). The formation of this alpha-case was a result of the inward diffus... Read More about Alpha-case kinetics and surface crack growth in the high-temperature alloy Timetal 834 under creep conditions.

The effect of heat treatment on the mechanical properties of a low carbon steel (0.1%) for offshore structural application (2012)
Journal Article
Kang, C. G., Kang, S. S., & Bolouri, A. (2012). The effect of heat treatment on the mechanical properties of a low carbon steel (0.1%) for offshore structural application. Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications, 226(3), 242-251. https://doi.org/10.1177/1464420712438502

In this study, a low carbon cast steel (0.1% C) alloy designed for offshore structures, and the mechanical properties of the alloy under different heat treatment cycles have been evaluated. The effect of austenitizing time on the austenite grain size... Read More about The effect of heat treatment on the mechanical properties of a low carbon steel (0.1%) for offshore structural application.

Quantitative analysis on SLS part curling using EOS P700 machine (2012)
Journal Article
Soe, S. (2012). Quantitative analysis on SLS part curling using EOS P700 machine. Journal of Materials Processing Technology, 212(11), 2433-2442. https://doi.org/10.1016/j.jmatprotec.2012.06.012

Selective laser sintering (SLS) is a thermal process and one of the main problems associated with it is "part curling". The aim of the work is to describe the degree of curling quantitatively and to provide suggestions to minimise the curl, thereby i... Read More about Quantitative analysis on SLS part curling using EOS P700 machine.

A new procedure for multi-mode sequential flocking with application to multiple non-holonomic mobile robot motion control: Implementation and analysis (2012)
Journal Article
Cheng, L., Zheng, X. J., Wu, H. Y., Zhu, Q. M., Wang, Y. J., & Nouri, H. (2012). A new procedure for multi-mode sequential flocking with application to multiple non-holonomic mobile robot motion control: Implementation and analysis. International Journal of Modelling, Identification and Control, 16(1), 50-59. https://doi.org/10.1504/IJMIC.2012.046695

This is the second of a two-part paper that investigates the multi-mode sequential flocking with application to multiple non-holonomic mobile robot motion control. In this part, a multiple mobile robot simulation system based on MuRoS is used to simu... Read More about A new procedure for multi-mode sequential flocking with application to multiple non-holonomic mobile robot motion control: Implementation and analysis.

Branch cutting algorithm for unwrapping photoelastic phase map with isotropic point (2012)
Journal Article
Lao, F. Y., Liang, H. R., Huang, M. J., Zhang, Y. T., Wedowski, R., Atkinson, G., …Smith, L. (2012). Branch cutting algorithm for unwrapping photoelastic phase map with isotropic point. Optics and Lasers in Engineering, 50(5), 619-631. https://doi.org/10.1016/j.optlaseng.2011.10.013

A branch cutting algorithm is proposed to solve the wrapped isoclinic causing isochromatic discontinuity and thus to decouple the isoclinicisochromatic interaction of photoelastic phase maps. Rather than pixel by pixel, the branch-cutting isoclinic w... Read More about Branch cutting algorithm for unwrapping photoelastic phase map with isotropic point.

Distribution quantification on dermoscopy images for computer-Assisted diagnosis of cutaneous melanomas (2012)
Journal Article
Liu, Z., Sun, J., Smith, L., Smith, M., & Warr, R. (2012). Distribution quantification on dermoscopy images for computer-Assisted diagnosis of cutaneous melanomas. Medical and Biological Engineering and Computing, 50(5), 503-513. https://doi.org/10.1007/s11517-012-0895-7

Computerised analysis on skin lesion images has been reported to be helpful in achieving objective and reproducible diagnosis of melanoma. In particular, asymmetry in shape, colour and structure reflects the irregular growth of melanin under the skin... Read More about Distribution quantification on dermoscopy images for computer-Assisted diagnosis of cutaneous melanomas.

Advances in the Wilshire extrapolation technique-Full creep curve representation for the aerospace alloy Titanium 834 (2012)
Journal Article
Abdallah, Z., Perkins, K., & Williams, S. (2012). Advances in the Wilshire extrapolation technique-Full creep curve representation for the aerospace alloy Titanium 834. Materials Science and Engineering: A, 550, 176-182. https://doi.org/10.1016/j.msea.2012.04.054

Structural alloys applied to aerospace and power generation applications are expected to operate at temperatures exceeding those originally envisaged during their design to meet the tightening regulations on emissions and also to improve the efficien... Read More about Advances in the Wilshire extrapolation technique-Full creep curve representation for the aerospace alloy Titanium 834.

Combined pedunculopontine-subthalamic stimulation in Parkinson disease (2012)
Journal Article
Khan, S., Gill, S. S., Mooney, L., White, P., Whone, A., Brooks, D. J., & Pavese, N. (2012). Combined pedunculopontine-subthalamic stimulation in Parkinson disease. Neurology, 78(14), 1090-1095. https://doi.org/10.1212/WNL.0b013e31824e8e96

Objective: To assess the effect of deep brain stimulation (DBS) in the pedunculopontine nucleus (PPN) and caudal zona incerta (cZi)-both separately and in combination-on motor symptoms and regional cerebral blood flow (rCBF) in patients with Parkinso... Read More about Combined pedunculopontine-subthalamic stimulation in Parkinson disease.

Single-stage formulations for synchronised two-stage lot sizing and scheduling in soft drink production (2012)
Journal Article
Ferriera, D., Clark, A., Almada-Lobo, B., & Morabito, R. (2012). Single-stage formulations for synchronised two-stage lot sizing and scheduling in soft drink production. International Journal of Production Economics, 136(2), 255-265. https://doi.org/10.1016/j.ijpe.2011.11.028

This study deals with industrial processes that produce soft drink bottles in different flavours and sizes, carried out in two synchronised production stages: liquid preparation and bottling. Four single-stage formulations are proposed to solve the s... Read More about Single-stage formulations for synchronised two-stage lot sizing and scheduling in soft drink production.

Do ants need to be old and experienced to teach? (2012)
Journal Article
Marshall, J. A., Robinson, E. J., Franklin, E. L., Sendova-Franks, A. B., & Franks, N. R. (2012). Do ants need to be old and experienced to teach?. Journal of Experimental Biology, 215(8), 1287-1292. https://doi.org/10.1242/jeb.064618

Learning is widespread in invertebrates. However, whether social insects improve their recruitment skills with experience is only beginning to be investigated. Tandem running is a one-to-one form of recruitment used by certain species of ant. It is a... Read More about Do ants need to be old and experienced to teach?.

Investigating a cascade of seven hydraulically connected microbial fuel cells (2012)
Journal Article
Winfield, J., Ieropoulos, I., & Greenman, J. (2012). Investigating a cascade of seven hydraulically connected microbial fuel cells. Bioresource Technology, 110, 245-250. https://doi.org/10.1016/j.biortech.2012.01.095

Seven miniature microbial fuel cells (MFCs) were hydraulically linked in sequence and operated in continuous-flow (cascade). Power output and treatment efficiency were investigated using varying organic loads, flow-rates and electrical configurations... Read More about Investigating a cascade of seven hydraulically connected microbial fuel cells.

Flow topology and secondary separation modelling at crossing shock wave/turbulent boundary layer interaction conditions (2012)
Journal Article
Salin, A., Yao, Y., & Zheltovodov, A. (2012). Flow topology and secondary separation modelling at crossing shock wave/turbulent boundary layer interaction conditions. International Journal of Aerospace Innovations, 4(1-2), 13-28. https://doi.org/10.1260/1757-2258.4.1-2.13

Steady RANS modelling has been carried out for a symmetrical double-sharp-fin configuration with an inclination angle 15°, Mach 3.92 and Reynolds number Reδ = 3.08 x 105. Grid refinement and turbulence model influences using ω-based Reynolds Stress m... Read More about Flow topology and secondary separation modelling at crossing shock wave/turbulent boundary layer interaction conditions.