Download Applications of 3D Measurement from Images + DVD by John Fryer, Harvey Mitchell, Jim Chandler PDF

By John Fryer, Harvey Mitchell, Jim Chandler

ISBN-10: 1870325699

ISBN-13: 9781870325691

This amazing new booklet finds via a sequence of case stories how smooth electronic photogrammetry is in a position to supplying dense and actual spatial information to unravel quite a lot of modern dimension difficulties, and at a various variety of scales. It outlines key ideas and techniques linked to glossy imaging and places this into context with different smooth spatial size recommendations, together with an entire dialogue of laser scanning. it is going to consequently be of significant value to practitioners in quite a lot of disciplines who require spatial info and feature pointed out imaging as a device that may be used. every one bankruptcy specializes in a selected subject together with archaeology/architecture, medicine/dentistry/sports technology, forensics, landform evolution, commercial, production, engineering, biology and zoology, and offers particular examples which reveal the diversity in size scale achieveable through photogrammetry

Show description

Read Online or Download Applications of 3D Measurement from Images + DVD PDF

Similar remote sensing & gis books

High Resolution Site Surveys

Brings jointly the whole diversity of seismic and hydrographic website survey innovations, to supply a unified method of marine excessive solution surveying for the 1st time because the Seventies. special descriptions are given of excessive solution electronic seismic survey equipment with exact connection with ''Bright SPot'' research and the detection of shallow drillig dangers, really shallow fuel.

Intelligent Sensor Design Using the Microchip dsPIC

Clever seonsors are revolutionizing the realm of process layout in every little thing from activities vehicles to meeting traces. those new sensors have skills that depart their predecessors within the dirt! They not just degree parameters successfully and accurately, yet in addition they be ready to increase and interupt these measurements, thereby transformng uncooked info into actually precious details.

Basic GIS Coordinates, Second Edition

Coordinates are the root of GIS, cartography, and surveying, to call quite a few fields. desktops have an unbelievable means for repetition and so they own a great skill to address the math at the back of coordinate manipulation—but they're very undesirable at analyzing coordinates and coordinate structures.

Extra resources for Applications of 3D Measurement from Images + DVD

Sample text

Allowing for convergent imaging with an average angle of incidence to the horizontal of 50˚, this led to a mean object distance of 18 m. The field of view and incidence angle constraints followed directly from this, since it was now apparent that only a portion of the target array, averaging 100 panel centre points, would be imaged from each camera station. 4). 065 mm, k assumes a value of 4 when rounded up to the nearest integer. In practice, constraints in the positioning of the camera platform, coupled with the need to ensure that each target is covered by a sufficient number of rays displaying the necessary geometry, led naturally to the tendency to capture as many images as practicable.

14). While these computations are not necessarily feasible with all photogrammetric software, some software has been specifically written for situations involving single images where additional intelligence provided by perpendicular walls and floors, can be exploited. For example, the ShapeCapture software (ShapeCapture, 2005) utilises this sort of information so that by using a high level of operator input three-dimensional results can be obtained from a single two-dimensional image. 1 Error sources In reality, the photogrammetric process is subject to many sources of error, and it is crucial to recognise that computed results cannot be perfect.

1 Network geometry for hypothetical deformation survey. of the object being monitored is quantified by the geometric relationship between the Cartesian coordinates of monitoring points determined in the two photogrammetric measurements. Once the two measurement networks are brought into a common reference coordinate system, utilising the shape-invariant transformation being afforded by the four stable points, both absolute and relative displacements can be determined. The resulting analysis of structural deformation generally utilises this point displacement data as the fundamental measurement information from which the parameters of the displacement function, initially, and the deformation response model, ultimately, are quantified.

Download PDF sample

Rated 4.84 of 5 – based on 7 votes