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structured-light

Fast 3D Reconstruction using Structured Light Methods

Fast 3D Reconstruction using Structured Light Methods

... This concludes the description of the MST indexing algorithm for establishing indices in an uncoded structured light scanning system. The method should be far less likely to cause errors than those ...

32

A Novel Calibration Method Based on Vanishing Points and Lines for Linear Structured Light Vision Sensor

A Novel Calibration Method Based on Vanishing Points and Lines for Linear Structured Light Vision Sensor

... Structured light three-dimensional measurement is an attractive area in computer ...linear structured light vision sensor consisted of a projector and a camera has been widely used for its ...

10

Robot trajectory planning using OLP and structured light 3D machine vision

Robot trajectory planning using OLP and structured light 3D machine vision

... 3D structured light scanner where the light source and camera are in a parallel arrangement; its development and mathematical formulation have been described in [2, ...

11

Implementation of a Monocular Structured Light Vision System for Pipe Inspection Robot PIRATE

Implementation of a Monocular Structured Light Vision System for Pipe Inspection Robot PIRATE

... compact structured light ...circular light pattern is used to simplify the detection and extraction of the required features to recon- struct the pipe’s inner ...

40

Applied sequential search algorithm for compression encryption of high resolution structured light 3D data

Applied sequential search algorithm for compression encryption of high resolution structured light 3D data

... contain structured light patterns allowing 3D surface data to be generated from those patterns (Fig ...of light onto the target surface whose image is recorded by a ...the light source and the ...

9

An in-vitro study to assess the feasibility, validity and precision of capturing oncology facial defects with multimodal image fusion

An in-vitro study to assess the feasibility, validity and precision of capturing oncology facial defects with multimodal image fusion

... The structured light scanner deliberately had a smaller baseline, allowing deeper viewing into defects however it was unable to capture data from the depth of two defects due to the presence of extreme ...

17

Surface scanning with uncoded structured light sources

Surface scanning with uncoded structured light sources

... onto the sensor. The extrinsic parameters are those which set the spatial position of the projector, cameras and any other elements of the apparatus. Both automatic and manual methods have been devised, some using ...

216

Calibration method for line structured light multi vision sensor based on combined target

Calibration method for line structured light multi vision sensor based on combined target

... The calibration principle of multi-vision sensor is shown in Figure 1. The combined target is made up of standard gauge blocks with different lengths, which are arranged in staggered way at certain intervals. That is ...

7

Automated body volume acquisitions from 3D structured light scanning

Automated body volume acquisitions from 3D structured light scanning

... (3D) structured-light scanning can obtain body volume data (both whole-body volumes and segmental volumes) within a short test session non-invasively [9, 11, ...3D structured-light scanners ...

26

Influence of sampling on face measuring system based on composite structured light

Influence of sampling on face measuring system based on composite structured light

... Human face can be rebuilt to a three-dimensional (3 D) digital profile based on an optical 3D sensing sys- tem named Composite Fourier-Transform Profilo- metry (CFTP) where a composite structured light will ...

6

A 3D machine vision method for non invasive assessment of respiratory function

A 3D machine vision method for non invasive assessment of respiratory function

... more light sources (often employing structured light such as stripes) and the resulting images of the patient are captured using a ...of light stripes indicated that good accuracy could be ...

34

Nonredundant Raman imaging using optical eigenmodes

Nonredundant Raman imaging using optical eigenmodes

... context, structured illumination aims to engineer the excitation/illumination beams to achieve either faster acquisition [1], higher resolution [2, 3] or even 3D imaging capabilities ...[4]. Structured ...

8

Fast
3D
recognition
for
forensics
and
counter terrorism
applications

Fast
3D
recognition
for
forensics
and
counter terrorism
applications

... of structured light scanning over stereo vision methods are numerous for instance: 1) the computationally intensive Correspondence Problem is avoided as only one image is used and the problem is then ...

20

Low cost structured-light based 3D surface reconstruction

Low cost structured-light based 3D surface reconstruction

... In an increasingly specialized industry with strong demands from end users, product quality plays a key role in industrial manufacturing, where the quality impact highly depends on the final product and its application. ...

11

Control of polarization rotation in nonlinear propagation of fully-structured light

Control of polarization rotation in nonlinear propagation of fully-structured light

... Vector, or fully structured light (FSL), beams [1–3] have attracted increasing attention for a number of applications. These beams consist of a vector superposition of two scalar or- bital angular momentum ...

8

Structured light techniques for 3D surface reconstruction in robotic tasks

Structured light techniques for 3D surface reconstruction in robotic tasks

... Structured light techniques can take many forms; a review of current tech- niques is provided in ...of structured patterns based on their coding ...general, structured light scanners in ...

13

The combined effects of online planning and task structure on complexity, accuracy, and fluency of L2 speech

The combined effects of online planning and task structure on complexity, accuracy, and fluency of L2 speech

... This study investigates the combined effects of task-based careful online planning condition and the storyline structure of a task on L2 oral performance (complexity, accuracy, and fluency). 60 intermediate EFL learners ...

16

Myopia and misrecognition : the impact of managerialism on the management of compliance

Myopia and misrecognition : the impact of managerialism on the management of compliance

... was structured significantly by the field which had elevated completion rates to the key performance indicator for compliance in this period (Robinson 2013: ...

31

Multimode fibre : light sheet microscopy at the tip of a needle

Multimode fibre : light sheet microscopy at the tip of a needle

... In vivo implementation of the technology will very likely result in fibre bending, which affects the transforma- tion matrix and this, in turn, affects the quality of the light-sheet. The ability to correct for ...

7

Non Contact Surface Geometry Measurement Techniques

Non Contact Surface Geometry Measurement Techniques

... the light coloured surface can usually be remedied by narrowing the aperture of the lens, hence reducing the ...incident light a factor, then a filter may alleviate the ...of light, sunlight for ...

26

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