Download Analysis of quadtree algorithms by Webber R.E. PDF

By Webber R.E.

During this thesis, a number of points of quadtree representations are analyzed. The quadtree is a hierarchical variable-resolution information constitution appropriate for representing the geometric items of special effects, the polygonal maps of desktop cartography, and the digitized photographs of desktop vision.The research of quadtrees is gifted in 3 parts:A) a proper semantics for quadtree algorithms,B) more desirable algorithms for manipulating the traditional area quadtree, andC) variations of the quadtree technique to the duty of representing polygonal maps.

Show description

Read Online or Download Analysis of quadtree algorithms PDF

Similar algorithms and data structures books

Reliable Data Structures in C

Trustworthy facts constructions in C.

High Performance Discovery in Time Series: Techniques and Case Studies

Time-series data—data arriving in time order, or a knowledge stream—can be present in fields corresponding to physics, finance, track, networking, and scientific instrumentation. Designing speedy, scalable algorithms for examining unmarried or a number of time sequence may end up in clinical discoveries, clinical diagnoses, and maybe gains.

Extra resources for Analysis of quadtree algorithms

Sample text

This imprecision may be due to experimental or theoretical uncertainties i n the measurement, or because the available descriptors are obtained fro m patient questionnaires and are subjective measures . T. Luke quantitative relationship may be impractical and the different compounds should simply be placed into groups. Possible solutions to a grouping proble m can be coded in many different ways. One way is to use a node based codin g scheme. For nine compounds, the string (4,3,5,0,1,6,7,0,8,2,0,9) means tha t compounds 3, 4, and 5 are placed in one group ; 1, 6, and 7 in a second ; 2 and 8 in a third and 9 in a fourth group (a 0 delineated one group from the next) .

J. (1991) . Evolving sequential machines in amorphous neural networks . In, Artificial Neural Networks (T. Kohonen, K . Makisara, O. Simula , and J. ) . , North Holland, pp. 973-978 . Srinivas, M . M . (1994) . Genetic algorithms : A survey. IEEE Compute r 27 (June), 17-26 . Stebel, W. (1991) . Studienarbeit Experimentelle Untersuchung von Evolutionsstrategie Algorithmen im Rahmen der Optimierung optischer Systeme. FB Verfahrenstechnik , FG-Bionik & Evolutionsstrategie, December 1991, TU-Berlin, Germany .

1992a) . The problem of atom-to-atom mapping . An application of geneti c algorithms. Anal. Chim. Acta 265, 227-232 . Fontain, E . (1992b) . Application of genetic algorithms in the field of constitutiona l similarity. J. Chem . Inf. Comput. 32, 748-752 . Forrest, S. (1993) . Genetic algorithms: Principles of natural selection applied t o computation . Science 261, 872-878 . L . (1991) . A system for learning routes and schedules with genetic algorithms . K . B. ) . Morgan Kaufmann Publishers, San Mateo, California , pp.

Download PDF sample

Rated 4.14 of 5 – based on 18 votes