The quadtree and related hierarchical data structures

H Samet - ACM Computing Surveys (CSUR), 1984 - dl.acm.org
A tutorial survey is presented of the quadtree and related hierarchical data structures. They
are based on the principle of recursive decomposition. The emphasis is on the …

Representations for rigid solids: Theory, methods, and systems

AG Requicha - ACM Computing Surveys (CSUR), 1980 - dl.acm.org
The paper is divided into three parts. The first introduces a simple mathematical framework
for characterizing certain important aspects of representations, for example, their semantic …

Geometric modeling using octree encoding

D Meagher - Computer graphics and image processing, 1982 - Elsevier
A geometric modeling technique called Octree Encoding is presented. Arbitrary 3-D objects
can be represented to any specified resolution in a hierarchical 8-ary tree structure or …

[LIBRO][B] Digital geometry: Geometric methods for digital picture analysis

R Klette, A Rosenfeld - 2004 - books.google.com
Digital geometry is about deriving geometric information from digital pictures. The field
emerged from its mathematical roots some forty-years ago through work in computer-based …

Optimum part build orientation in additive manufacturing for minimizing part errors and support structures

P Das, R Chandran, R Samant, S Anand - Procedia Manufacturing, 2015 - Elsevier
Additive Manufacturing (AM) is the process of part building by stacking layers of material on
top of each other. Various challenges for a metal powder based process include reducing …

An effective way to represent quadtrees

I Gargantini - Communications of the ACM, 1982 - dl.acm.org
A quadtree may be represented without pointers by encoding each black node with a
quaternary integer whose digits reflect successive quadrant subdivisions. We refer to the …

[LIBRO][B] Algorithms and theory of computation handbook, volume 2: special topics and techniques

MJ Atallah, M Blanton - 2009 - books.google.com
This handbook provides an up-to-date compendium of fundamental computer science
topics, techniques, and applications. Along with updating and revising many of the existing …

Automatic planning of manipulator transfer movements

T Lozano-Perez - IEEE Transactions on Systems, Man, and …, 1981 - ieeexplore.ieee.org
The class of problems that involve finding where to place or how to move a solid object in
the presence of obstacles is discussed. The solution to this class of problems is essential to …

[LIBRO][B] Handbook of data structures and applications

DP Mehta, S Sahni - 2004 - taylorfrancis.com
Although there are many advanced and specialized texts and handbooks on algorithms,
until now there was no book that focused exclusively on the wide variety of data structures …

Neighbor finding techniques for images represented by quadtrees

H Samet - Computer graphics and image processing, 1982 - Elsevier
Image representation plays an important role in image processing applications. Recently
there has been a considerable interest in the use of quadtrees. This has led to the …