Computer Architectures for Spatially Distributed Data by Per-Erik Danielsson (auth.), Herbert Freeman, Goffredo G.

By Per-Erik Danielsson (auth.), Herbert Freeman, Goffredo G. Pieroni (eds.)

These are the court cases of a NATO complicated learn Institute (ASI) held in Cetraro, Italy in the course of 6-17 June 1983. The identify of the ASI was once machine Arehiteetures for SpatiaZZy vistributed Vata, and it brouqht jointly a few 60 individuals from Europe and the US. awarded ~ere are 21 of the lectures that have been added. The articles hide a large spectrum of issues regarding computing device structure s specifically orientated towards the quick processing of spatial information, and characterize a superb overview of the cutting-edge of this subject. For greater than twenty years now researchers in development popularity, photograph processing, meteorology, distant sensing, and desktop engineering were having a look towards new kinds of machine architectures to hurry the processing of information from - and three-d procedures. The paintings might be stated to have started with the landmark article via Steve Unger in 1958, and it got a powerful ahead push with the improvement of the ILIAC III and IV pcs on the college of Illinois throughout the 1960's. One transparent predicament confronted by way of the pc designers in these days was once the problem of the state of the art of undefined, whilst the one switching units on hand to them have been discrete transistors. As aresult parallel processing used to be more often than not thought of to be imprae­ tieal, and comparatively little growth used to be made.

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23. IP: H. Matsushima, T. Uno, and M. Ejiri: "An array processor for image processing" in Real time/Parallel Computing (M. Preston, adn A. ), Plenum Press, New York, 1981, p. 325-338. 24. MPP: L. W. J. ), Academic Press, new York, 1977, p. 203-204. 25. PASM: H. J. Siegel: "PASM: A reconfigurable multi-microcomputer system for image proeessing", in Languages and Archi tectures 55 for IP (M. J. Duff, and S. ), Aeademi e Press, New YOrK, 1981, p. 257-266. 26. M. : "A General-Purpose High-Speed Logieal Transform Proeessor", IEEE Trans.

Alternatively, images ean be passed to and from disk and tape files. The CLIP4 system is able to stand alone but is, in faet, hosted by a DEC PDP 11/34 running under the UNIX operating system. This permits 30 easy communication with the array and multiple use of editing facilities, for example. Finally, any worthwhile image processing system will be expected to support at least one high-level language. CLIP4 is predominantly programmed in IPC which is an image processing variant of C, developed at university College London by Reynolds and otto (ll).

10. Batcher, K E, Design of a Massive1y Parallel Processori Trans. , C-29, pp. 836-840, 1980. IEEE Il. Reynolds, D E and Otto, G P, Software too1s for CLIP4; Image Processing Group Report 82/1, University College London, 1982. 12. Unger, S H, A computer orientated toward spatia1 prob1ems; Proc. IRE, ~, pp. 1744-1750, 1958. 13. Slotnick, D L, Borck, W C and MCReyno1ds, R C, The SOLOMON Computer; Proc. Western Joint Comp. , pp. 87-107, 1962. 14. McCormick, B H, The Illinois pattern recognition computer ILLIAC III; IEEE Trans.

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