Recent publications:

Book:

I Pu, ``Fundamental Data Compression'', Elsevier, ISBN: 0-7506-6310-3 , 2006

Refereed research papers:

2012

Y Shen, I M Pu: Quantification of Venous Vessel Size in Human Brain in Response to Hypercapnia and Hyperoxia, Proc. Intl. Soc. Mag. Reson. Med. 20, 2012

Y Shen, Y L. Ho, R Vidyasagar, G Balanos, X Golay, I M. Pu, R A. Kauppinen, ``Gray matter nulled and vascular space occupancy dependent fMRI response to visual stimulation during hypoxic hypoxia'', NeuroImage 59(4): 3450-3456 (2012)

2011

I M Pu, Y Shen: ``A framework for chase strategies in recent energy or time efficient route discovery protocols for MANETs'', IEEE International Symposium on a World of Wireless, Mobile and Multimedia Networks (WoWMoM), 2011, ISBN: 978-1-4577-0352-2

2010

Y Shen, I M Pu, ``Segmentation of CSF, Grey Matter, and White Mat- ter Using Diffusion Tensor Imaging'', the proceedings of the 16th Annual Meeting of the British Chapter of the International Society of Magnetic Resonance In Medicine (BC-ISMRM), Nottingham University, 1st--3rd September 2010, pp75

I M Pu, J Kim, Y Shen, ``Energy-time efficiency of two routing strategies with chase packets in expanding ring search'', Proceedings of the 17th International Conference on Telecommunications 2010 (ICT2010) Doha, Qatar 4--7 April, 2010, pp135--140,

I M Pu, Y Shen, ``Analytical Studies of Energy-Time Efficiency of Blocking Expanding Ring Search'', Mathematics in Computer Science 3(4): 443--456 (2010) ISSN: 1661-8270

2009

I M Pu and Y Shen, ``Enhanced Blocking Expanding Ring Search in Mobile Ad Hoc Networks'', in proceedings of the Third International Conference on New Technologies, Mobility and Security (NTMS2009), pp451--455, 2009

I M Pu and Y Shen, ``Efficient algorithms for noise propagation in diffusion tensor imaging'', in London Algorithmics 2008: Theory and Practice: (Texts in Algorithmics) eds. J Chan, J K Daykin, M S Rahman, 1 June 2009, ISBN: 978-1904987970

Y Shen, I M Pu, R A Kauppinen and X Golay, ``Quantification of Parenchymal T1 in the Activated Visual Cortex in Grey Matter Nulled and VASO fMRI Images'', 1580, Proc. Intl. Soc. Mag. Reson. Med. 17, 2009

Y Shen, I M Pu, R A Kauppinen, ``Measurement of Parenchymal T2* Changes During Visual Stimulation Using Grey Matter Nulled and VASO fMRI'', 511, Proc. Intl. Soc. Mag. Reson. Med. 17, 2009

Y Shen, I M Pu and R A Kauppinen, ``Measurement of Absolute CBV Change During Brain Activation Using Grey Matter Nulled fMRI'', 1575, Proc. Intl. Soc. Mag. Reson. Med. 17, 2009

Y Shen, I M Pu, Y-C L Ho, R Vidyasagar, X Golay and R A Kauppinen, ``T2* Responses in Grey Matter Nulled and VASO fMRI Images During Visual Stimulation in Hypoxic Hypoxia'', 1628, Proc. Intl. Soc. Mag. Reson. Med. 17, 2009

2008

I Pu, Y Shen and J Kim, ``Measuring energy-time efficiency of protocol performance in Mobile Ad Hoc Networks'', 7th International Conference on AD-HOC Networks & Wireless, LNCS 5198, pp.475--486, Nice, France, 10-12 September, 2008

Y Shen, I M Pu, R A Kauppinen, ``Partial Volume Effects of CSF and White Matter in Grey Matter Nulled Functional Magnetic Resonance Images'', 2340, Proc. Intl. Soc. Mag. Reson. Med. 16, 2008

Y Shen, I M Pu, R A Kauppinen, ``Assessment of Intravascular and Extravascular BOLD Signal with Grey Matter Nulled and VASO fMRI Methods '' 2341, Proc. Intl. Soc. Mag. Reson. Med. 16, 2008

Y Shen, I M Pu, R A Kauppinen, ``Quantification of Cerebral Blood Volume during Brain Activation with Grey Matter Nulled fMRI'', 3579, Proc. Intl. Soc. Mag. Reson. Med. 16, 2008

2007

I Pu, A Gibbons, ``Uniform Generation of Unlabelled Graphs'', Journal of Combinatorial Mathematics and Combinatorial Computing (JCMCC), 63:209--222, 2007

2006

Y Shen, R Kauppinen, I Pu, ``Sensitivity of fractional and relative anisotropies: a theoretical study'', 23rd Annual Meeting of the European Society for Magnetic Resonance in Medicine and Biology (ESMRMB'06), Warsaw, Poland, 9 2006

Y Shen, R Kauppinen, I Pu, ``Identification of grey matter, CSF and white matter on a single map using diffusion tensor'', 23rd Annual Meeting of the European Society for Magnetic Resonance in Medicine and Biology (ESMRMB'06), Warsaw, Poland, 9 2006

Y Shen, R Kauppinen, I Pu, C Clark, ``Genralised Index Formulae for Prolate, Oblate and Spherical Shape Diffusion Tensors'', 26, Proc. International Scociety for Magnetic Resonance in Medicine, 12th Annual Meeting, Guildford, UK, August 2006

Y Shen, I Pu, C Clark, ``Analytical Expressions for Noise Propagation in Diffusion Tensor Imaging'', 1065, Proc. Intl. Soc. Mag. Reson. Med. 14, 2006

I Park, J Kim, I Pu, ``Blocking Expanding Ring Search Algorithm for Efficient Energy Consumption in Mobile Ad Hoc Networks'', WONS, Les Menuires, France, 1 2006

2005

Y Shen, I Pu, ``Quantify diffusion tensor errors cased by eddy current induced distortions in diffusion EPI'', 22nd Annual Meeting of the European Society for Magnetic Resonance in Medicine and Biology (ESMRMB'05), Basle, Switzerland, 9 2005

2004

Y Shen, D J Larkman, S Counsell, I M Pu, D Edwards, J V Hajnal, ``Correction of High-Order Eddy Current Induced Geometric Distortion in Diffusion-Weighted Echo-Planar Images'', Magnetic Resonance in Medicine, 52:1184-1189, 2004.

2002

A Gibbons, I Pu and S Muthukrishnan, ``Exact Analyses for a Simple Heuristic Employed in Array Compression'', The Computer Journal, vol.45, No.2, 2002.

1998

I Pu, A Gibbons ``A Las Vegas RNC Algorithm for the Uniform Generation of Unlabelled Graphs'', in the proceedings of the Ninth Australasian Workshop on Combinatorial Algorithms (AWOCA'98), ISBN-18634-26582, Perth, Australia, 7 1998.

I Pu, A Gibbons and S Muthukrishnan, ``Exact Expected Case Analyses of a Simple >euristic for Compressed Array Storage '', in the proceedings of the Ninth Australasian Workshop on Combinatorial Algorithms} (AWOCA'98), ISBN-18634-26582, Perth, Australia, 7 1998.

1996

M Zito, I Pu, M Amos and A Gibbons, ``RNC algorithms for the uniform generation of combinatorial structures'', The Seventh Annual ACM-SIAM Symposium on Discrete Algorithms (SODA `96). ISBN-08987-13668, Atlanta, Georgia, USA, 1 1996.

Other research presentations:


2009

I Pu, ``Expending ring search algorithms and their energy-time efficiency'', Bristol Algorithm Days, (BAD'09), University of Bristol, UK, 10--12, May 2009

I Pu, ``Measuring energy-time efficiency of MANET routing protocols'', London Stringology Days (LSD) & London Algorithmic Workshop (LAW'09), King's College London, UK, 5-6 February 2009,

2008

I Pu, Y Shen``Efficient algorithms for Noise Propagation in Diffusion Tensor Imaging'', McMaster University, Canada, 2 May 2008

I Pu and Y Shen, ``Noise Propagation in Diffusion Tensor Imaging'', Bristol Algorithm Days, (BAD'08), University of Bristol, UK, 3--4, March 2008

I Pu, J Kim, ``Energy Efficiency of Expanding Ring Search'', London Stringology Days (LSD) & London Algorithmic Workshop (LAW'08), King's College London, UK, 5--6 February 2008

2006

I Pu, ``Identification of tissue structures using diffusion tensor'', $C^4$ workshop on shape/object, Goldsmiths, University of London, UK, 23 March 2006

2005

I Pu, ``Can music involked emotion be modelled?'' with music department, Goldsmiths, University of London, UK, 2005

2001

I Pu, ``A Las Vegas RNC algorithm for uniform generations of unlabelled graphs'', Workshop of Centre for Discrete and Applicable Mathematics (CDAM), Department of Mathematics, London School of Economics, London, UK, 11 May 2001

1998

I Pu, A Gibbons ``A Las Vegas RNC Algorithm for the Uniform Generation of Unlabelled Graphs'', the Ninth Australasian Workshop on Combinatorial Algorithms, Perth, Australia, July 1998.

I Pu, A Gibbons and S Muthukrishnan, ``Exact Expected Case Analyses of a Simple Heuristic for Compressed Array Storage '', the Ninth Australasian Workshop on Combinatorial Algorithms, Perth, Australia, July 1998.

I Pu, ``An Efficient Parallel Algorithm for the Uniform Generation of Graphs on n Vertices'', 14th BCTCS, St Andrews, UK, April 1998. Abstract in the Bulletin of the EATCS, 2 1999.

1996

M Zito, I Pu and A Gibbons, ``Uniform Parallel Generation of Combinatorial Structures'', 11th BCTCS, Swansea, UK, April 1995. Abstract in the Bulletin of the EATCS, 2 1996.

1995

I Pu and A Gibbons, ``Parallel Generation of Paths and Spanning Trees Uniformly at Random'', Paderborn Spring School `95 on Efficient Use of Parallel Systems, University of Paderborn, Germany, 24 - 28 April 1995.

Revised: April 30, 2009 .