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E-raamat: Practical Guide to Machine Vision Software - An Introduction with LabVIEW: An Introduction with LabVIEW [Wiley Online]

  • Formaat: 296 pages
  • Ilmumisaeg: 14-Jan-2015
  • Kirjastus: Blackwell Verlag GmbH
  • ISBN-10: 3527682775
  • ISBN-13: 9783527682775
  • Wiley Online
  • Hind: 89,87 €*
  • * hind, mis tagab piiramatu üheaegsete kasutajate arvuga ligipääsu piiramatuks ajaks
  • Formaat: 296 pages
  • Ilmumisaeg: 14-Jan-2015
  • Kirjastus: Blackwell Verlag GmbH
  • ISBN-10: 3527682775
  • ISBN-13: 9783527682775
For both students and engineers in R&D, this book explains machine vision in a concise, hands-on way, using the Vision Development Module of the LabView software by National Instruments.
Following a short introduction to the basics of machine vision and the technical procedures of image acquisition, the book goes on to guide readers in the use of the various software functions of LabView's machine vision module. It covers typical machine vision tasks, including particle analysis, edge detection, pattern and shape matching, dimension measurements as well as optical character recognition, enabling readers to quickly and efficiently use these functions for their own machine vision applications. A discussion of the concepts involved in programming the Vision Development Module rounds off the book, while example problems and exercises are included for training purposes as well as to further explain the concept of machine vision.
With its step-by-step guide and clear structure, this is an essential reference for beginners and experienced researchers alike.
About the Authors IX
Preface XI
1 Basics of Machine Vision 1(16)
1.1 Digital Images
1(4)
1.1.1 Grayscale Image
1(1)
1.1.2 Binary Image
2(1)
1.1.3 Color Image
3(2)
1.2 Components of Imaging System
5(12)
1.2.1 Camera
6(4)
1.2.2 Camera Bus: The Method to Connect PC and Camera
10(3)
1.2.3 Lens
13(2)
1.2.4 Lighting
15(2)
2 Image Acquisition with LabVIEW 17(16)
2.1 Acquiring Images with MAX
17(2)
2.2 Acquiring Images Using LabVIEW
19(14)
2.2.1 IMAQdx Functions
19(2)
2.2.2 Image Management Functions
21(2)
2.2.3 Block Diagram for Image Acquisition
23(1)
2.2.4 Image Acquisition from Example
23(3)
2.2.5 Vision Acquisition Express
26(7)
3 Particle Analysis 33(42)
3.1 Particle Analysis Using Vision Assistant
34(13)
3.1.1 Image Acquisition Using Vision Assistant
35(2)
3.1.2 Image Processing Functions
37(1)
3.1.3 Setting a ROI (Region of Interest)
38(2)
3.1.4 Binary Image Conversion
40(3)
3.1.5 Morphology
43(1)
3.1.6 Particle Analysis
44(3)
3.2 LabVIEW Code Creation Using Vision Assistant
47(8)
3.2.1 Block Diagram of Created LabVIEW Code
50(4)
3.2.2 Image Type Modification
54(1)
3.3 LabVIEW Code Modification
55(12)
3.3.1 Sub VI for Particle Analysis
55(12)
3.4 Particle Analysis Using Vision Express
67(4)
3.4.1 Vision Acquisition Express
67(1)
3.4.2 Vision Assistant Express
68(3)
3.5 Conversion of Pixels to Real-World Units
71(4)
4 Edge Detection 75(14)
4.1 Edge Detection via Vision Assistant
75(3)
4.2 LabVIEW Code for Edge Detection
78(3)
4.3 VI for Real-Time-Based Edge Detection
81(4)
4.4 The Use of Vision Assistant Express for Real-Time Edge Detection
85(4)
5 Pattern Matching 89(16)
5.1 Pattern Matching Using Vision Assistant
90(6)
5.2 LabVIEW Code Creation and Modification
96(3)
5.3 Main VI for Pattern Matching
99(2)
5.4 Vision Assistant Express
101(4)
6 Color Pattern Matching 105(12)
6.1 Color Pattern Matching Using Vision Assistant Express
105(12)
6.1.1 Vision Acquisition Express
107(1)
6.1.2 Vision Assistant Express
108(4)
6.1.3 Main VI
112(5)
7 Dimension Measurement 117(18)
7.1 Dimension Measurement Using Vision Assistant Express
117(9)
7.1.1 Find Circular Edge Function
119(1)
7.1.2 Clamp Function
119(4)
7.1.3 Caliper Function
123(3)
7.2 VI Creation for Dimension Measurement
126(9)
7.2.1 Vision Assistant Express VI for Dimension Measurement
126(1)
7.2.2 ROI Array
127(2)
7.2.3 Front Panel of Main VI
129(1)
7.2.4 Block Diagram of the Main VI
130(5)
8 Dimension Measurement Using Coordinate System 135(14)
8.1 Measurement Based on a Reference Coordinate System Using Vision Assistant Express
135(10)
8.1.1 Pattern Matching
137(1)
8.1.2 Coordinate System
138(3)
8.1.3 Dimension Measurement Using the Clamp Function
141(1)
8.1.4 Measurement of Circle Edge
142(3)
8.2 Conversion of Vision Assistant Express to a Standard VI
145(4)
9 Geometric Matching 149(16)
9.1 Geometric Matching Using Vision Assistant Express
150(8)
9.1.1 Geometric Matching for Circles
151(4)
9.1.2 Geometric Matching for Ellipses
155(3)
9.2 VI Creation for Geometric Matching
158(1)
9.3 Shape Detection
159(6)
10 Binary Shape Matching 165(12)
10.1 Accessing Previously Saved Images with Vision Acquisition Express
166(2)
10.2 Binary Shape Matching Using Vision Assistant
168(4)
10.2.1 Binary Template Images
169(1)
10.2.2 Binary Shape Matching
170(2)
10.3 Overlay VI Creation for Shape Matching
172(1)
10.4 VI for Binary Shape Matching
173(4)
11 OCR (Optical Character Recognition) 177(14)
11.1 OCR Using Vision Assistant
177(8)
11.1.1 Character Training Using Vision Assistant
177(4)
11.1.2 Character Identification Using Vision Assistant
181(4)
11.2 VI for OCR
185(6)
11.2.1 VI Creation for OCR Using Vision Assistant
185(1)
11.2.2 Sub VI for OCR
185(2)
11.2.3 Main VI
187(4)
12 Binary Particle Classification 191(18)
12.1 Vision Acquisition Express to Load Image Files
192(2)
12.2 Vision Assistant Express for Classification
194(6)
12.2.1 Train for Particle Classification
194(5)
12.2.2 VI Creation
199(1)
12.3 VI Modification
200(4)
12.4 Overlay for Classification
204(2)
12.5 Main VI for Classification
206(3)
13 Contour Analysis 209(18)
13.1 Contour Analysis
210(9)
13.1.1 Image Acquisition Using a USB Camera
210(2)
13.1.2 Contour Analysis Using Vision Assistant
212(3)
13.1.3 Defect Detection Using Curvature
215(1)
13.1.4 Defect Detection by Comparing Contours
216(3)
13.1.5 VI Creation
219(1)
13.2 VIs for Contour Analysis
219(8)
13.2.1 Main VI
219(3)
13.2.2 Overlay for Defects
222(3)
13.2.3 Perspective Errors in Images
225(2)
14 Image Calibration and Correction 227(14)
14.1 Method for Creating an Image Correction File
227(7)
14.1.1 Image Acquisition
228(1)
14.1.2 New Calibration File
228(6)
14.2 Image Correction
234(7)
14.2.1 Image Correction Using Vision Assistant Express
234(3)
14.2.2 VI Creation for Image Correction
237(4)
15 Saving and Reading Images 241(8)
15.1 Saving Image
241(4)
15.2 Image Read from File
245(4)
15.2.1 IMAQ Readfile
245(1)
15.2.2 Example of Reading Image from Image Files
246(3)
16 AVI File Write and Read 249(6)
16.1 AVI File Creation Using Image Files
249(2)
16.2 AVI File Creation Based on Real-Time Image Acquisition
251(1)
16.3 Read Frame from AVI Files
252(3)
17 Tracking 255(8)
17.1 Tracking with the Use of Vision Assistant
255(4)
17.2 VI Creation for Tracking Objects
259(4)
18 LabVIEW Machine Vision Applications* 263(8)
18.1 Semiconductor Manufacturing
263(1)
18.2 Automobile Industry
264(2)
18.3 Medical and Bio Applications
266(2)
18.4 Inspection
268(1)
18.5 Industrial Printing
269(2)
19 Student Projects 271(4)
Project 1: Noncontact Motion Measurement and its Analysis
271(1)
Project 2: Intelligent Surveillance Camera
271(2)
Project 3: Driving a LEGO NXT Car (LEGO Mindstorm) with Finger Motion
273(1)
Project 4: Piano Keyboard Using Machine Vision
273(2)
Index 275
Kye-Si Kwon is an associate professor at Soonchunhyang University in Korea in the department of mechanical engineering. After his PhD, obtained from KAIST, Korea, in 1999, he was a member of research staffs in companies such as Samsung and LG electronics. He joined Soonchunhyang University in 2006 where his teaching and research is centered on inkjet-related measurement methods and system developments. In 2012, he spent one year at Palo Alto Research Center (PARC) in Palo Alto, California, as a visiting researcher. He also established a start-up company and is CEO of PS. Co. Ltd (www.psolution.kr).

Steven Ready joined the Palo Alto Research Center more than two decades ago, where he designed and developed several high-accuracy inkjet printers for printed organic electronics and documents; studied the role of hydrogen in amorphous, polycrystalline, and crystalline silicon and associated applications; and contributed to the development of large-area amorphous and polycrystalline silicon arrays for optical and x-ray imaging, displays, and organic semiconductor materials and devices. Steven Ready has also made significant contributions to developing laser crystallization of silicon thin films; a fragile book scanner; control software for MOCVD reactors; and a scanning tunneling microscope. He is a member of the SPIE, MRS, and IS&T professional societies. He obtained his degree in Physics from the University of California at Santa Cruz.