Jonathan Gardi – Ph.D. / M.Sc.E.E. / B.A.Sc.



Software to hardware, desktop to handheld, medical and banking to embedded programming.

Quantitative histology, biomedicine and stereology. Specially tailored utilities for statistics, data mining and analysis.

C/C++/Java/Android/PHP/JavaScript and microscopy/finance software.

Ph.D. in Medicine, a computer programmer for more than 20 years.





(some are available as pdf following a direct link)

[1] Gardi, J. E., Nyengaard, J. R. & Gundersen, H. J. (2008) Automatic sampling for unbiased and efficient stereological estimation using the proportionator in biological studies. J.Microsc. 230, 108-120.


[2] Gardi, J. E., Wulfsohn, D. & Nyengaard, J. R. (2007) A handheld support system to facilitate stereological measurements and mapping of branching structures. J.Microsc. 227, 124-139.


[3] Gardi, J. E., Nyengaard, J. R. & Gundersen, H. J. (2007) The proportionator: Unbiased stereological estimation using biased automatic image analysis and non-uniform probability proportional to size sampling. Comput.Biol.Med. 38, 313-328.


[4] Gardi, J. E., Nyengaard, J. R. & Gundersen, H. J. G. (2006) Using biased image analysis for improving unbiased stereological number estimation - a pilot simulation study of the smooth fractionator. J.Microsc. 222, 242-250.


[5] Stark, A. K., Petersen, A. O., Gardi, J. E., Gundersen, H. J. & Pakkenberg, B. (2007) Spatial distribution of human neocortical neurons and glial cells according to sex and age measured by the saucer method. J.Neurosci.Methods 164, 19-26.


[6] Westin, J. E., Lindgren, H. S., Gardi, J. E., Nyengaard, J. R., Brundin, P., Mohapel, P. & Cenci, M. A. (2006) Endothelial Proliferation and Increased Blood–Brain Barrier Permeability in the Basal Ganglia in a Rat Model of 3,4-Dihydroxyphenyl-L-Alanine-Induced Dyskinesia. J.Neurosci. 26, 9448-9461.


[7] Drøjdahl, N., Nielsen, H. H., Gardi, J. E., Wree, A., Peterson, A. C., Nyengaard, J. R., Eyer, J. & Finsen, B. (2010) Axonal Plasticity Elicits Long-Term Changes in Oligodendroglia and Myelinated Fibers. GLIA 58, 29-42.


[8] Stark, A. K., Gundersen H. J. G., Gardi, J. E., Pakkenberg, B., Hahn, U. (2010) The saucor, a new stereological tool for analysing the spatial distributions of cells, exemplified by human neocortical neurons and glial cells. J.Microsc. doi: 10.1111/j.1365-2818.2010.03447.x


[9] Gardi, J. E. & Nielsen, A. M. (2001) Master Thesis - Constructing an information system for advice on antibiotic therapy. Department of Medical Informatics and Image Analysis, Institute for Electronic Systems, Aalborg University.


[10] Gardi, J. E. (2007) Ph.D. Thesis - Development of an unbiased stereological principle for quantification of tissue properties, based on optimized non-uniform, computerized sampling with probability proportional to size. Institute of Clinical Medicine, Faculty of Health Sciences, University of Aarhus.



P16231PCDK/RM Gardi, J. E., Nyengaard, J. R. & Gundersen, H. J. G. (2010). Method for unbiased estimation of total amount of objects based on non uniform sampling with probability obtained using image analysis.