JP2020514891A - ビデオコンテンツにおけるオプティカルフローおよびセンサー入力ベースの背景差分 - Google Patents

ビデオコンテンツにおけるオプティカルフローおよびセンサー入力ベースの背景差分 Download PDF

Info

Publication number
JP2020514891A
JP2020514891A JP2019547397A JP2019547397A JP2020514891A JP 2020514891 A JP2020514891 A JP 2020514891A JP 2019547397 A JP2019547397 A JP 2019547397A JP 2019547397 A JP2019547397 A JP 2019547397A JP 2020514891 A JP2020514891 A JP 2020514891A
Authority
JP
Japan
Prior art keywords
motion vector
image frame
vector values
pixels
current image
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.)
Pending
Application number
JP2019547397A
Other languages
English (en)
Japanese (ja)
Inventor
ピンシャン リー
ピンシャン リー
淳司 島田
淳司 島田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of JP2020514891A publication Critical patent/JP2020514891A/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/194—Segmentation; Edge detection involving foreground-background segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/136—Segmentation; Edge detection involving thresholding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/215—Motion-based segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/269—Analysis of motion using gradient-based methods
    • 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
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • 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
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30196—Human being; Person
    • 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
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30221—Sports video; Sports image
    • G06T2207/30228—Playing field

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Image Analysis (AREA)
  • Studio Devices (AREA)
JP2019547397A 2017-04-11 2018-04-03 ビデオコンテンツにおけるオプティカルフローおよびセンサー入力ベースの背景差分 Pending JP2020514891A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/484,811 US20180293735A1 (en) 2017-04-11 2017-04-11 Optical flow and sensor input based background subtraction in video content
US15/484,811 2017-04-11
PCT/US2018/025926 WO2018191070A2 (en) 2017-04-11 2018-04-03 Optical flow and sensor input based background subtraction in video content

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2021012881A Division JP2021082316A (ja) 2017-04-11 2021-01-29 ビデオコンテンツにおけるオプティカルフローおよびセンサー入力ベースの背景差分

Publications (1)

Publication Number Publication Date
JP2020514891A true JP2020514891A (ja) 2020-05-21

Family

ID=63711591

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2019547397A Pending JP2020514891A (ja) 2017-04-11 2018-04-03 ビデオコンテンツにおけるオプティカルフローおよびセンサー入力ベースの背景差分
JP2021012881A Pending JP2021082316A (ja) 2017-04-11 2021-01-29 ビデオコンテンツにおけるオプティカルフローおよびセンサー入力ベースの背景差分

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2021012881A Pending JP2021082316A (ja) 2017-04-11 2021-01-29 ビデオコンテンツにおけるオプティカルフローおよびセンサー入力ベースの背景差分

Country Status (6)

Country Link
US (1) US20180293735A1 (https=)
EP (1) EP3593319A4 (https=)
JP (2) JP2020514891A (https=)
KR (1) KR20190122807A (https=)
CN (1) CN110383335A (https=)
WO (1) WO2018191070A2 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10547801B2 (en) * 2017-10-26 2020-01-28 International Business Machines Corporation Detecting an image obstruction
US11070729B2 (en) * 2018-07-27 2021-07-20 Canon Kabushiki Kaisha Image processing apparatus capable of detecting moving objects, control method thereof, and image capture apparatus
US10567787B1 (en) * 2018-08-10 2020-02-18 Apple Inc. Autofocusing images using motion detection
US10708501B2 (en) * 2018-10-17 2020-07-07 Sony Corporation Prominent region detection in scenes from sequence of image frames
US11741710B2 (en) * 2020-10-22 2023-08-29 Micron Technology, Inc. Accelerated video processing for feature recognition via an artificial neural network configured in a data storage device
KR20220076944A (ko) * 2020-12-01 2022-06-08 삼성전자주식회사 비전 센서, 이를 포함하는 이미지 처리 장치 및 비전 센서의 동작 방법
US20220405907A1 (en) * 2021-06-20 2022-12-22 Microsoft Technology Licensing, Llc Integrated system for detecting and correcting content
CN113902696A (zh) * 2021-09-29 2022-01-07 北京百度网讯科技有限公司 图像处理方法、装置、电子设备和介质
CN114173058B (zh) * 2021-11-30 2023-12-26 云控智行科技有限公司 视频图像稳定处理方法、装置及设备
CN114419107B (zh) * 2022-01-20 2024-01-30 中国人民解放军国防科技大学 视频光流提取加速方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004056763A (ja) * 2002-05-09 2004-02-19 Matsushita Electric Ind Co Ltd 監視装置、監視方法および監視用プログラム
JP2017016592A (ja) * 2015-07-06 2017-01-19 キヤノン株式会社 主被写体検出装置、主被写体検出方法及びプログラム

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1377040A1 (en) * 2002-06-19 2004-01-02 STMicroelectronics S.r.l. Method of stabilizing an image sequence
US7446798B2 (en) * 2003-02-05 2008-11-04 Siemens Corporate Research, Inc. Real-time obstacle detection with a calibrated camera and known ego-motion
JP5080273B2 (ja) * 2005-01-07 2012-11-21 クアルコム，インコーポレイテッド オプティカルフローに基づく傾きセンサー
KR100829581B1 (ko) * 2006-11-28 2008-05-14 삼성전자주식회사 영상 처리 방법, 기록매체 및 장치
JP4919036B2 (ja) * 2007-01-30 2012-04-18 アイシン精機株式会社 移動物体認識装置
JP2008227826A (ja) * 2007-03-12 2008-09-25 Toshiba Corp 補間フレーム作成方法及び補間フレーム作成装置
DE602008005318D1 (de) * 2007-08-22 2011-04-14 Honda Res Inst Europe Gmbh Schätzung der ordnungsgemässen bewegung von objekten mithilfe optischer fluss-, kinematik- und tiefeninformationen
CN101860664A (zh) * 2010-06-13 2010-10-13 华中科技大学 一种对光照变化鲁棒的运动目标检测方法
US8335350B2 (en) * 2011-02-24 2012-12-18 Eastman Kodak Company Extracting motion information from digital video sequences
US8744169B2 (en) * 2011-05-31 2014-06-03 Toyota Motor Europe Nv/Sa Voting strategy for visual ego-motion from stereo
US8836799B2 (en) * 2012-03-30 2014-09-16 Qualcomm Incorporated Method to reject false positives detecting and tracking image objects
US9165190B2 (en) * 2012-09-12 2015-10-20 Avigilon Fortress Corporation 3D human pose and shape modeling
US20140253785A1 (en) * 2013-03-07 2014-09-11 Mediatek Inc. Auto Focus Based on Analysis of State or State Change of Image Content
US9367067B2 (en) * 2013-03-15 2016-06-14 Ashley A Gilmore Digital tethering for tracking with autonomous aerial robot
US9565416B1 (en) * 2013-09-30 2017-02-07 Google Inc. Depth-assisted focus in multi-camera systems
CN104915926B (zh) * 2014-03-10 2017-12-29 佳能株式会社 图像处理设备和图像处理方法
US9699381B2 (en) * 2014-04-18 2017-07-04 Samsung Electro-Mechanics Co., Ltd. Digital photographing motion compensation system and method
US9940541B2 (en) * 2015-07-15 2018-04-10 Fyusion, Inc. Artificially rendering images using interpolation of tracked control points
CN108139757A (zh) * 2015-09-11 2018-06-08 深圳市大疆创新科技有限公司 用于检测和跟踪可移动物体的系统和方法
EP3223196B1 (en) * 2016-03-24 2021-05-05 Aptiv Technologies Limited A method and a device for generating a confidence measure for an estimation derived from images captured by a camera mounted on a vehicle

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004056763A (ja) * 2002-05-09 2004-02-19 Matsushita Electric Ind Co Ltd 監視装置、監視方法および監視用プログラム
JP2017016592A (ja) * 2015-07-06 2017-01-19 キヤノン株式会社 主被写体検出装置、主被写体検出方法及びプログラム

Also Published As

Publication number Publication date
EP3593319A4 (en) 2020-11-25
WO2018191070A3 (en) 2018-11-22
JP2021082316A (ja) 2021-05-27
CN110383335A (zh) 2019-10-25
EP3593319A2 (en) 2020-01-15
WO2018191070A2 (en) 2018-10-18
US20180293735A1 (en) 2018-10-11
KR20190122807A (ko) 2019-10-30

Similar Documents

Publication Publication Date Title
JP2020514891A (ja) ビデオコンテンツにおけるオプティカルフローおよびセンサー入力ベースの背景差分
EP2768214A2 (en) Method of tracking object using camera and camera system for object tracking
US12307683B2 (en) Subject detecting method and device, electronic device, and non-transitory computer-readable storage medium
CN111741187B (zh) 图像处理方法、装置及存储介质
WO2019071613A1 (zh) 一种图像处理方法及装置
US10242288B2 (en) Method and system for video processing
US10432853B2 (en) Image processing for automatic detection of focus area
CN107710736B (zh) 辅助用户捕获图像或视频的方法和系统
US10122912B2 (en) Device and method for detecting regions in an image
CN110830707B (zh) 镜头控制方法、装置及终端
JP6317635B2 (ja) 画像処理装置、画像処理方法及び画像処理プログラム
JP6251851B2 (ja) 合焦制御装置、合焦制御方法、合焦制御プログラム、レンズ装置、撮像装置
US10121093B2 (en) System and method for background subtraction in video content
JP6286567B2 (ja) マルチスペクトル画像システムのロバストなオートフォーカスアルゴリズム
KR20240024821A (ko) 개선된 장면 무결성을 위한 시간적 필터링 재시작
CN106161945A (zh) 拍照处理方法和装置
US10565712B2 (en) Image processing apparatus and method for controlling the same
JP5118590B2 (ja) 被写体追尾方法及び撮像装置
US11375132B2 (en) Imaging apparatus, method of controlling the imaging apparatus, and program
CN104601883A (zh) 一种图像拍摄的方法及装置
JP5539565B2 (ja) 撮像装置及び被写体追跡方法
JP5451364B2 (ja) 被写体追跡装置及びその制御方法
JP2017182668A (ja) データ処理装置、撮像装置、及びデータ処理方法
CN109862252B (zh) 图像拍摄方法及装置
CN121750956A (zh) 图像采集方法、装置、电子设备及存储介质

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20190830

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20200924

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20200930

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20201127

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20210407