All Outputs (75)

A computer assisted diagnosis system for malignant melanoma using 3D skin surface texture features and artificial neural network (2010)
Journal Article
Ding, Y., Smith, L., Smith, M., Sun, J., & Warr, R. (2010). A computer assisted diagnosis system for malignant melanoma using 3D skin surface texture features and artificial neural network. International Journal of Modelling, Identification and Control, 9(4), 370-381. https://doi.org/10.1504/IJMIC.2010.033212

It has been observed that disruptions in skin patterns are larger for malignant melanoma than for benign lesions. In contrast to existing work on 2D skin line patterns, this work proposes a computer assisted diagnosis system for malignant melanoma ba... Read More about A computer assisted diagnosis system for malignant melanoma using 3D skin surface texture features and artificial neural network.

Correlating plagiocephaly skull deformations with facial asymmetry using projected pattern 3D imaging (2010)
Book Chapter
Atkinson, G., Smith, M., Smith, L., & Warr, R. (2010). Correlating plagiocephaly skull deformations with facial asymmetry using projected pattern 3D imaging. In A. Hierlemann (Ed.), Proceedings of the 7th IASTED International Conference: Biomedical Engineering (BioMED 2010) February 17-19, 2010 Innsbruck, Austria (249-256). Acta Press

In this paper, we present a statistical study into skull deformations caused by positional plagiocephaly. We also consider the hardware used for the assessment of both severity and treatment. State-of-the-art external imaging hardware is employed to... Read More about Correlating plagiocephaly skull deformations with facial asymmetry using projected pattern 3D imaging.

Using 3D differential forms to characterize a pigmented lesion in vivo (2010)
Journal Article
Warr, R., Zhou, Y., Smith, M., Smith, L., & Robert, W. (2010). Using 3D differential forms to characterize a pigmented lesion in vivo. Skin Research and Technology, 16(1), 77-84. https://doi.org/10.1111/j.1600-0846.2009.00384.x

Background/purpose: After the formulation of ABCD rules, many new feature extraction methods are emerging to describe the asymmetry, border irregularity, color variation and diameter of malignant melanoma. In this paper, a new research direction orth... Read More about Using 3D differential forms to characterize a pigmented lesion in vivo.

A new method describing border irregularity of pigmented lesions (2010)
Journal Article
Zhou, Y., Smith, M., Smith, L., & Warr, R. (2010). A new method describing border irregularity of pigmented lesions. Skin Research and Technology, 16(1), 66-76. https://doi.org/10.1111/j.1600-0846.2009.00403.x

Background/purpose: Automatic quantitative characterization of border irregularity generating useful descriptors is a highly important task for computer-aided diagnosis of melanoma. This paper proposes a novel approach to describe the border irregula... Read More about A new method describing border irregularity of pigmented lesions.

Facial geometry estimation using photometric stereo and profile views (2009)
Journal Article
Atkinson, G., Smith, M., Smith, L., & Farooq, A. (2009). Facial geometry estimation using photometric stereo and profile views. Lecture Notes in Artificial Intelligence, 5558 LNCS, 1-11. https://doi.org/10.1007/978-3-642-01793-3_1

This paper presents a novel method for estimating the three-dimensional shape of faces, facilitating the possibility of enhanced face recognition. The method involves a combined use of photometric stereo and profile view information. It can be divide... Read More about Facial geometry estimation using photometric stereo and profile views.

Facial reconstruction and alignment using photometric stereo and surface fitting (2009)
Journal Article
Farooq, A. R., Atkinson, G., Smith, M., & Smith, L. (2009). Facial reconstruction and alignment using photometric stereo and surface fitting. Lecture Notes in Artificial Intelligence, 5524 LNCS, 88-95. https://doi.org/10.1007/978-3-642-02172-5_13

This paper presents a novel 3D face shape capture device suitable for practical face recognition applications. A new surface fitting based face alignment algorithm is then presented to normalise the pose in preparation for recognition. The 3D data ca... Read More about Facial reconstruction and alignment using photometric stereo and surface fitting.

Obtaining malignant melanoma indicators through statistical analysis of 3D skin surface disruptions (2009)
Journal Article
Ding, Y., Smith, L., Smith, M., Sun, J., & Warr, R. (2009). Obtaining malignant melanoma indicators through statistical analysis of 3D skin surface disruptions. Skin Research and Technology, 15(3), 262-270. https://doi.org/10.1111/j.1600-0846.2009.00352.x

Background/purpose: It has been observed that disruptions in skin patterns are larger for malignant melanoma (MM) than benign lesions. In order to extend the classification results achieved for 2D skin patterns, this work intends to investigate the f... Read More about Obtaining malignant melanoma indicators through statistical analysis of 3D skin surface disruptions.

Enhanced 3D visualisation of skin disorders for tele-dermatology (2009)
Presentation / Conference
Farooq, A., Sun, J., Smith, M., Smith, L., Warr, R., & Cotton, S. (2009, July). Enhanced 3D visualisation of skin disorders for tele-dermatology. Paper presented at Medical Image Understanding and Analysis 2009, Kingston University, London

Facial reconstruction and alignment using photometric stereo and surface fitting (2009)
Presentation / Conference
Atkinson, G., Farooq, A., Smith, M., & Smith, L. (2009, June). Facial reconstruction and alignment using photometric stereo and surface fitting. Paper presented at Iberian Conference on Pattern Recognition and Image Analysis, Povoa de Varzim, Portugal, 2009, Povoa de Varzim, Portugal

Concealed object perception and recognition using a photometric stereo strategy (2009)
Presentation / Conference
Sun, J., Smith, M., Farooq, A., & Smith, L. (2009, June). Concealed object perception and recognition using a photometric stereo strategy. Paper presented at Advanced Concepts for Intelligent Vision Systems

Following a review of current hidden objects detection techniques in a range of security applications, a strategy based on an innovative, low-cost photometric stereo technique is proposed to reveal concealed objects. By taking advantage of informatio... Read More about Concealed object perception and recognition using a photometric stereo strategy.

Facial geometry estimation using photometric stereo and profile views (2009)
Presentation / Conference
Atkinson, G., Smith, M., Smith, L., & Farooq, A. (2009, June). Facial geometry estimation using photometric stereo and profile views. Paper presented at International Conference on Biometrics, Alghero, Sardinia, Italy, 2009, Alghero, Sardinia, Italy

Reflectance of human skin using colour photometric stereo: With particular application to pigmented lesion analysis (2008)
Journal Article
Sun, J., Smith, M., Smith, L., Coutts, L., Dabis, R., Harland, C., & Bamber, J. (2008). Reflectance of human skin using colour photometric stereo: With particular application to pigmented lesion analysis. Skin Research and Technology, 14(2), 173-179. https://doi.org/10.1111/j.1600-0846.2007.00274.x

Background/purpose: The optical appearance of human skin is highly dependent on the interaction between the illumination (type and position), observer position and the skin surface structure. Different currently available photographic techniques reco... Read More about Reflectance of human skin using colour photometric stereo: With particular application to pigmented lesion analysis.

Object surface recovery using a multi-light photometric stereo technique for non-Lambertian surfaces subject to shadows and specularities (2007)
Journal Article
Sun, J., Smith, M., Smith, L., Midha, S., & Bamber, J. (2007). Object surface recovery using a multi-light photometric stereo technique for non-Lambertian surfaces subject to shadows and specularities. Image and Vision Computing, 25(7), 1050-1057. https://doi.org/10.1016/j.imavis.2006.04.025

This paper presents a new multi-light source photometric stereo system for reconstructing images of various characteristics of non-Lambertian rough surfaces with widely varying texture and specularity. Compared to the traditional three-light photomet... Read More about Object surface recovery using a multi-light photometric stereo technique for non-Lambertian surfaces subject to shadows and specularities.

A knowledge-based system for powder metallurgy technology (2003)
Book
Smith, L. (2003). A knowledge-based system for powder metallurgy technology. UK: John Wiley & Sons

Published as part of the highly successful Engineering Research Series , A Knowledge–Based System for Powder Metallurgy Technology not only looks at the latest advances in powder metallurgy, but also presents a methodology that offers a means to pres... Read More about A knowledge-based system for powder metallurgy technology.

Computer simulation of morphology and packing behaviour of irregular particles, for predicting apparent powder densities (1997)
Journal Article
Smith, L. N., & Midha, P. S. (1997). Computer simulation of morphology and packing behaviour of irregular particles, for predicting apparent powder densities. Computational Materials Science, 7(4), 377-383. https://doi.org/10.1016/S0927-0256%2897%2900003-7

This paper describes a methodology for prediction of powder packing densities which employs a new approach, designated as random sphere construction (RSC), for modelling the shape of irregular particles such as those produced by water atomization of... Read More about Computer simulation of morphology and packing behaviour of irregular particles, for predicting apparent powder densities.