CN117314762B - 自学习畸变校正 - Google Patents

自学习畸变校正 Download PDF

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Publication number
CN117314762B
CN117314762B CN202310744619.2A CN202310744619A CN117314762B CN 117314762 B CN117314762 B CN 117314762B CN 202310744619 A CN202310744619 A CN 202310744619A CN 117314762 B CN117314762 B CN 117314762B
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China
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camera
room
scene
image
images
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CN202310744619.2A
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English (en)
Chinese (zh)
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CN117314762A (zh
Inventor
约阿基姆·埃里克森
袁嵩
约翰·斯特宁
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Axis AB
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Axis AB
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three-dimensional [3D] modelling for computer graphics
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/04—Context-preserving transformations, e.g. by using an importance map
    • G06T3/047—Fisheye or wide-angle transformations
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/80—Geometric correction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image
    • G06V10/243—Aligning, centring, orientation detection or correction of the image by compensating for image skew or non-uniform image deformations
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
    • B60R2300/60—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by monitoring and displaying vehicle exterior scenes from a transformed perspective
    • B60R2300/607—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by monitoring and displaying vehicle exterior scenes from a transformed perspective from a bird's eye viewpoint
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/24—Aligning, centring, orientation detection or correction of the image

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Geometry (AREA)
  • Computer Graphics (AREA)
  • Software Systems (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Studio Devices (AREA)
CN202310744619.2A 2022-06-29 2023-06-21 自学习畸变校正 Active CN117314762B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP22181939.4A EP4300410B1 (en) 2022-06-29 2022-06-29 Self-learning image geometrical distortion correction
EP22181939.4 2022-06-29

Publications (2)

Publication Number Publication Date
CN117314762A CN117314762A (zh) 2023-12-29
CN117314762B true CN117314762B (zh) 2024-12-31

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Family Applications (1)

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CN202310744619.2A Active CN117314762B (zh) 2022-06-29 2023-06-21 自学习畸变校正

Country Status (4)

Country Link
US (1) US12456178B2 (enExample)
EP (1) EP4300410B1 (enExample)
JP (1) JP7589296B2 (enExample)
CN (1) CN117314762B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019099707A1 (en) * 2017-11-16 2019-05-23 Kite Pharma, Inc Modified chimeric antigen receptors and methods of use
EP4600913B1 (en) * 2024-02-09 2026-04-01 Axis AB Method and system for calibration of detection thresholds in video object detection
WO2025253553A1 (ja) * 2024-06-05 2025-12-11 Ｎｔｔ株式会社 三次元再構成装置
EP4727113A1 (en) * 2024-10-10 2026-04-15 Axis AB A method for controlling an image processing stage for processing image data captured by a surveillance camera

Citations (2)

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CN106600546A (zh) * 2016-11-14 2017-04-26 Tcl集团股份有限公司 一种超广角摄像头畸变校正方法及系统
CN107038724A (zh) * 2015-10-28 2017-08-11 舆图行动股份有限公司 全景鱼眼相机影像校正、合成与景深重建方法与系统

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US20130201300A1 (en) * 2012-01-30 2013-08-08 Panasonic Corporation Imaging apparatus
JP6577557B2 (ja) * 2017-12-08 2019-09-18 株式会社Ｌｉｆｕｌｌ 情報処理装置、情報処理方法、及び情報処理用プログラム
CN108961395B (zh) * 2018-07-03 2019-07-30 上海亦我信息技术有限公司 一种基于拍照重建三维空间场景的方法
US10535146B1 (en) * 2018-07-16 2020-01-14 Accel Robotics Corporation Projected image item tracking system
JP7338182B2 (ja) 2019-03-19 2023-09-05 株式会社リコー 行動認識装置、行動認識方法及びプログラム
EP3983996A1 (en) 2019-06-17 2022-04-20 Ariel Ai, Inc. Scene reconstruction in three-dimensions from two-dimensional images
CN110310577B (zh) 2019-07-05 2021-01-01 武汉华星光电半导体显示技术有限公司 显示面板及其制备方法
US20210127059A1 (en) * 2019-10-29 2021-04-29 Microsoft Technology Licensing, Llc Camera having vertically biased field of view
CN111815714B (zh) * 2020-07-01 2024-05-17 广州视源电子科技股份有限公司 一种鱼眼相机标定方法、装置、终端设备及存储介质
KR102404867B1 (ko) * 2020-12-16 2022-06-07 한국전자기술연구원 3차원 거리정보를 이용한 랩어라운드뷰 영상제공장치 및 방법
US20240233184A1 (en) * 2021-05-11 2024-07-11 SSY.AI Ltd Method to Automatically Calibrate Cameras and Generate Maps

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107038724A (zh) * 2015-10-28 2017-08-11 舆图行动股份有限公司 全景鱼眼相机影像校正、合成与景深重建方法与系统
CN106600546A (zh) * 2016-11-14 2017-04-26 Tcl集团股份有限公司 一种超广角摄像头畸变校正方法及系统

Also Published As

Publication number Publication date
CN117314762A (zh) 2023-12-29
US20240005460A1 (en) 2024-01-04
EP4300410C0 (en) 2024-05-08
EP4300410B1 (en) 2024-05-08
EP4300410A1 (en) 2024-01-03
US12456178B2 (en) 2025-10-28
JP2024007396A (ja) 2024-01-18
JP7589296B2 (ja) 2024-11-25

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