An Introduction to Object Recognition: Selected Algorithms by Marco Alexander Treiber

By Marco Alexander Treiber

Speedy improvement of machine has enabled utilization of computerized item acceptance in increasingly more purposes, starting from business photograph processing to scientific functions, in addition to projects caused through the frequent use of the net. every one quarter of program has its particular standards, and for this reason those can't all be tackled competently by way of a unmarried, general-purpose algorithm.

This easy-to-read text/reference offers a entire advent to the sphere of item attractiveness (OR). The publication offers an outline of the various purposes for OR and highlights vital set of rules periods, offering consultant instance algorithms for every classification. The presentation of every set of rules describes the elemental set of rules circulate intimately, whole with graphical illustrations. Pseudocode implementations also are incorporated for plenty of of the equipment, and definitions are provided for phrases that could be strange to the amateur reader. aiding a transparent and intuitive instructional type, the use of arithmetic is stored to a minimum.

Topics and lines: provides instance algorithms masking international ways, transformation-search-based tools, geometrical version pushed equipment, 3D item reputation schemes, versatile contour becoming algorithms, and descriptor-based tools; explores each one strategy in its entirety, instead of concentrating on person steps in isolation, with an in depth description of the circulate of every set of rules, together with graphical illustrations; explains the $64000 techniques at size in a simple-to-understand variety, with a minimal utilization of arithmetic; discusses a huge spectrum of functions, together with a few examples from advertisement items; comprises appendices discussing issues concerning OR and everyday within the algorithms, (but no longer on the middle of the equipment defined within the chapters).

Practitioners of commercial snapshot processing will locate this easy advent and assessment to OR a precious reference, as will graduate scholars in computing device imaginative and prescient courses.

Marco Treiber is a software program developer at Siemens Electronics meeting structures, Munich, Germany, the place he's Technical Lead in photo Processing for the imaginative and prescient method of SiPlace placement machines, utilized in SMT meeting.

Show description

Read or Download An Introduction to Object Recognition: Selected Algorithms for a Wide Variety of Applications (Advances in Computer Vision and Pattern Recognition) PDF

Best computer vision & pattern recognition books

An Introduction to Object Recognition: Selected Algorithms for a Wide Variety of Applications (Advances in Computer Vision and Pattern Recognition)

Swift improvement of desktop has enabled utilization of automated item attractiveness in progressively more purposes, starting from commercial picture processing to scientific purposes, in addition to initiatives caused by way of the frequent use of the web. every one region of program has its particular specifications, and as a result those can't all be tackled effectively via a unmarried, general-purpose set of rules.

Attention and Performance in Computational Vision: Second International Workshop, WAPCV 2004, Prague, Czech Republic, May 15, 2004, Revised Selected Papers (Lecture Notes in Computer Science)

Inrecentresearchoncomputervisionsystems,attentionhasbeenplayingacrucialrolein mediatingbottom-upandtop-downpathsofinformationprocessing. Inappliedresearch, the improvement of allowing applied sciences corresponding to miniaturized cellular sensors, video surveillance structures, and ambient intelligence structures consists of the real-time research of huge amounts of knowledge.

Swarm Stability and Optimization

Swarming species similar to flocks of birds or faculties of fish exhibitfascinating collective behaviors in the course of migration and predatoravoidance.  Similarly, engineered multi-agent dynamic platforms comparable to teams of independent floor, underwater, or air cars (“vehicle swarms”) express subtle collective behaviors whereas maneuvering.

Dictionary of computer vision and image processing, Edition: 2nd edition

Written through major researchers, the second version of the Dictionary of computing device imaginative and prescient & snapshot Processing is a complete and trustworthy source which now presents motives of over 3500 of the main commonplace phrases throughout photograph processing, computing device imaginative and prescient and similar fields together with laptop imaginative and prescient.

Additional resources for An Introduction to Object Recognition: Selected Algorithms for a Wide Variety of Applications (Advances in Computer Vision and Pattern Recognition)

Sample text

Line segment) in the scene image and xM,i its corresponding model position. The matrix A and a translation vector t parametrize the set of all allowed transformations. Altogether, affine transformations are specified by six parameters a11 , a12 , a21 , a22 , tx , and ty . A further simplification can be done if only movements of planar 2D objects perpendicular to the optical axis of the image acquisition system together with scaling have to be considered. 2) characterized by four parameters s,ϕ, tx , and ty .

With the help of this speedup, it is more feasible to check rotated or scaled versions of the template, too. 3 Phase-Only Correlation (POC) Another modification is the so-called phase-only correlation (POC). , the estimation of parameters of a transformation between two images in order to achieve congruence between them), but can also be used for object recognition (cf. [9], where POC is used by Miyazawa et al. for iris recognition). In POC, correlation is not performed in the spatial domain (where image data is represented in terms of gray values depending on x and y position) as described above.

Distance metric for measuring the degree of similarity between the model and the content of the scene image at a particular position. • Matching strategy of searching the transformation space in order to detect the minimum of the distance metric. A brute force approach which exhaustively evaluates a densely sampled search space is usually not acceptable because the algorithm runtime is too long. As a consequence a more intelligent strategy is required. , affine or similarity transforms. 2 Transformation Classes Before we take a closer look at some methods which search in the transformation space we have to clarify what kind of transformation is estimated.

Download PDF sample

Rated 4.39 of 5 – based on 37 votes