References
- Davies, E. R., J.Phot.Sci., 16, 217 (1968)
- Davies, E. R., J. Phot. Sci. , 18, 203 (1970)
- Selwyn, E. W. H., J.Phot.Sci., 19, 17 (1971)
- see for example the proceedings of the S.P.S.E. Symposium on "Low-Light Level Imaging Systems" (1970).
- Soule, H. Y., "Electro-Optical Photography at Low Illumination Levels" (Wiley, New York 1968)
- Marchant, J. C., and Millikan, A. G., J.Opf.Soc.Amer., 55, 907 (1965)
- Davies, E. R., J. Phot.Sci., 18, 149 (1970)
- Fellgett, P. B., J.Phot.Sci., 11, 31 (1963)
- Shaw, R., J.Phot.Sci., 20, 64 (1972)
- Rose, A., J.Soc.Mot.Pict.Engrs., 47, 273 (1946)
- Jones. R. C., Phot.Sci.Engr., 2,57 (1958)
- Fellgett, P. B., Mon. Not.Roy.Astr.Soc., 118, 224 (1958)
- Shaw, R., J. Phot.Sci., 13, 308 (1965)
- Shaw. R., J.Phot.Sci., 11,199 (1963)
- Dennison, E. W., Science, 174, No. 4006, 240 (1971)
- for details of the state-of-the-art of some of these techniques see for example the S.P.I. E. Proceedings on "Computerised Imaging Techniques" (1967), "Image Information Recovery" ( 1968), and see also: Rosenfeld, A., "Picture Processing by Computer" (Academic Press, New York 1969)
- Kohler, R. J., and Howell, H. K., Phot.Sci.Engr., 7, 241 (1963)
- Shaw, R., and Shipman, A.• J.Phot.Sci., 17, 205 (1969)
- Porteous, R. L., and Shaw, R., paper presented at the R.A.S. Conference on "Astronimcal Optics" London, 1967.