CN109166154B - 用于光场三维粒子图像重构的光场相机校准方法 - Google Patents
用于光场三维粒子图像重构的光场相机校准方法 Download PDFInfo
- Publication number
- CN109166154B CN109166154B CN201811008661.3A CN201811008661A CN109166154B CN 109166154 B CN109166154 B CN 109166154B CN 201811008661 A CN201811008661 A CN 201811008661A CN 109166154 B CN109166154 B CN 109166154B
- Authority
- CN
- China
- Prior art keywords
- light field
- white
- dimensional
- circle
- field camera
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000002245 particle Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000013507 mapping Methods 0.000 claims abstract description 23
- 238000003384 imaging method Methods 0.000 claims abstract description 19
- 238000009792 diffusion process Methods 0.000 claims abstract description 14
- 239000006185 dispersion Substances 0.000 claims abstract description 7
- 239000011159 matrix material Substances 0.000 claims abstract description 6
- 238000004364 calculation method Methods 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 description 8
- 238000005259 measurement Methods 0.000 description 5
- 210000000416 exudates and transudate Anatomy 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000917 particle-image velocimetry Methods 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/80—Analysis of captured images to determine intrinsic or extrinsic camera parameters, i.e. camera calibration
- G06T7/85—Stereo camera calibration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Image Processing (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811008661.3A CN109166154B (zh) | 2018-08-29 | 2018-08-29 | 用于光场三维粒子图像重构的光场相机校准方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811008661.3A CN109166154B (zh) | 2018-08-29 | 2018-08-29 | 用于光场三维粒子图像重构的光场相机校准方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109166154A CN109166154A (zh) | 2019-01-08 |
CN109166154B true CN109166154B (zh) | 2020-09-04 |
Family
ID=64893654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811008661.3A Active CN109166154B (zh) | 2018-08-29 | 2018-08-29 | 用于光场三维粒子图像重构的光场相机校准方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109166154B (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102019103441A1 (de) * | 2019-02-12 | 2020-08-13 | Voith Patent Gmbh | Verfahren zur Kalibrierung einer PIV Messanordnung |
CN110248179B (zh) * | 2019-04-04 | 2020-05-26 | 复旦大学 | 基于光场编码的相机光瞳像差校正方法 |
CN110197508B (zh) * | 2019-07-10 | 2024-02-20 | 深圳西顺万合科技有限公司 | 2d、3d共融视觉引导运动的方法及装置 |
CN111351446B (zh) * | 2020-01-10 | 2021-09-21 | 奕目(上海)科技有限公司 | 一种用于三维形貌测量的光场相机校准方法 |
CN112747670A (zh) * | 2020-03-16 | 2021-05-04 | 奕目(上海)科技有限公司 | 一种bga封装锡球检测系统及方法 |
CN113483655A (zh) * | 2020-03-16 | 2021-10-08 | 奕目(上海)科技有限公司 | 一种pcb检测系统及方法 |
CN112824881A (zh) * | 2020-04-28 | 2021-05-21 | 奕目(上海)科技有限公司 | 一种基于光场相机的透明或半透明介质缺陷检测系统及方法 |
CN112747692A (zh) * | 2020-05-15 | 2021-05-04 | 奕目(上海)科技有限公司 | 一种精密小孔三维测量方法及装置 |
CN112816505A (zh) * | 2020-05-15 | 2021-05-18 | 奕目(上海)科技有限公司 | 透明或半透明介质上、下表面三维位置检测方法、系统和装置 |
CN112782176A (zh) * | 2020-05-15 | 2021-05-11 | 奕目(上海)科技有限公司 | 一种产品外观检测方法及装置 |
CN113923445B (zh) * | 2021-10-13 | 2023-09-26 | 中国航发湖南动力机械研究所 | 用于移轴成像条件下的光场相机校准方法及系统 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9420276B2 (en) * | 2012-02-28 | 2016-08-16 | Lytro, Inc. | Calibration of light-field camera geometry via robust fitting |
CN106153977A (zh) * | 2016-06-21 | 2016-11-23 | 上海交通大学 | 一种基于单光场相机的三维流场测试方法 |
CN107478267A (zh) * | 2017-07-11 | 2017-12-15 | 上海交通大学 | 基于光场相机的三维流场的温度场和速度场同步测试方法 |
CN107492127A (zh) * | 2017-09-18 | 2017-12-19 | 丁志宇 | 光场相机参数标定方法、装置、存储介质和计算机设备 |
CN108426585A (zh) * | 2018-03-12 | 2018-08-21 | 哈尔滨工业大学 | 一种光场相机的几何标定方法 |
-
2018
- 2018-08-29 CN CN201811008661.3A patent/CN109166154B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9420276B2 (en) * | 2012-02-28 | 2016-08-16 | Lytro, Inc. | Calibration of light-field camera geometry via robust fitting |
CN106153977A (zh) * | 2016-06-21 | 2016-11-23 | 上海交通大学 | 一种基于单光场相机的三维流场测试方法 |
CN107478267A (zh) * | 2017-07-11 | 2017-12-15 | 上海交通大学 | 基于光场相机的三维流场的温度场和速度场同步测试方法 |
CN107492127A (zh) * | 2017-09-18 | 2017-12-19 | 丁志宇 | 光场相机参数标定方法、装置、存储介质和计算机设备 |
CN108426585A (zh) * | 2018-03-12 | 2018-08-21 | 哈尔滨工业大学 | 一种光场相机的几何标定方法 |
Non-Patent Citations (1)
Title |
---|
Parametric study on light field volumetric particle image velocimetry;Shi S等;《Flow Measurement and Instrumentation》;20160630;全文 * |
Also Published As
Publication number | Publication date |
---|---|
CN109166154A (zh) | 2019-01-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109166154B (zh) | 用于光场三维粒子图像重构的光场相机校准方法 | |
CN110118528B (zh) | 一种基于棋盘靶标的线结构光标定方法 | |
CN109859272B (zh) | 一种自动对焦双目摄像头标定方法及装置 | |
CN105716542B (zh) | 一种基于柔性特征点的三维数据拼接方法 | |
CN110392252B (zh) | 用于生成相机的校正模型以校正像差的方法 | |
CN108426585B (zh) | 一种光场相机的几何标定方法 | |
CN109919911B (zh) | 基于多视角光度立体的移动三维重建方法 | |
CN102810205B (zh) | 一种摄像或照相装置的标定方法 | |
CN111351446B (zh) | 一种用于三维形貌测量的光场相机校准方法 | |
CN107025670A (zh) | 一种远心相机标定方法 | |
CN110517325B (zh) | 一种坐标变换及坐标变换的车身周围物体定位方法和系统 | |
CN109325927B (zh) | 工业相机摄影测量图像亮度补偿方法 | |
CN111854622B (zh) | 一种大视场光学动态变形测量方法 | |
CN104266608A (zh) | 视觉传感器现场标定装置和标定方法 | |
CN106225676B (zh) | 三维测量方法、装置及系统 | |
CN109974618B (zh) | 多传感器视觉测量系统的全局标定方法 | |
CN107424195B (zh) | 一种光场距离估计方法 | |
CN111080711A (zh) | 基于放大率的近似平行状态下显微成像系统的标定方法 | |
CN114972447A (zh) | 一种基于无人机拍照的水体表面流迹线测量方法 | |
CN112489141B (zh) | 车载摄像头单板单图带中继镜的产线标定方法及装置 | |
CN114170321A (zh) | 一种基于测距的相机自标定方法及系统 | |
RU2692970C2 (ru) | Способ калибровки видеодатчиков многоспектральной системы технического зрения | |
CN113923445B (zh) | 用于移轴成像条件下的光场相机校准方法及系统 | |
CN112747822A (zh) | 一种三维成像系统和方法 | |
CN113781581B (zh) | 基于靶标松姿态约束的景深畸变模型标定方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211101 Address after: 200240 No. 800, Dongchuan Road, Shanghai, Minhang District Patentee after: Shi Shengxian Address before: 200240 No. 800, Dongchuan Road, Shanghai, Minhang District Patentee before: SHANGHAI JIAO TONG University |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211221 Address after: 201109 room 1206, building 1, No. 951, Jianchuan Road, Minhang District, Shanghai Patentee after: Yimu (Shanghai) Technology Co.,Ltd. Address before: 200240 No. 800, Dongchuan Road, Shanghai, Minhang District Patentee before: Shi Shengxian |
|
TR01 | Transfer of patent right | ||
CP02 | Change in the address of a patent holder |
Address after: Room 102, 1st Floor, Building 98, No. 1441 Humin Road, Minhang District, Shanghai, 2019; Room 302, 3rd Floor, Building 98; Room 402, 4th Floor, Building 98 Patentee after: Yimu (Shanghai) Technology Co.,Ltd. Address before: 201109 room 1206, building 1, No. 951, Jianchuan Road, Minhang District, Shanghai Patentee before: Yimu (Shanghai) Technology Co.,Ltd. |
|
CP02 | Change in the address of a patent holder |