BRPI0918172A2 - método para extrair características de dados de imagem, sistema e método para analisar uma cena capturada por câmera de vídeo - Google Patents

método para extrair características de dados de imagem, sistema e método para analisar uma cena capturada por câmera de vídeo

Info

Publication number
BRPI0918172A2
BRPI0918172A2 BRPI0918172A BRPI0918172A BRPI0918172A2 BR PI0918172 A2 BRPI0918172 A2 BR PI0918172A2 BR PI0918172 A BRPI0918172 A BR PI0918172A BR PI0918172 A BRPI0918172 A BR PI0918172A BR PI0918172 A2 BRPI0918172 A2 BR PI0918172A2
Authority
BR
Brazil
Prior art keywords
camcorder
analyzing
image data
scene captured
extracting characteristics
Prior art date
Application number
BRPI0918172A
Other languages
English (en)
Inventor
Gang Xu
Jeffrey Graham
Kishor Adinath Saitwal
Lon William Risinger
Ming-Jung Seow
Rajkiran K Gottumukkal
Wesley Kenneth Cobb
Original Assignee
Behavioral Recognition Sys Inc
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 Behavioral Recognition Sys Inc filed Critical Behavioral Recognition Sys Inc
Publication of BRPI0918172A2 publication Critical patent/BRPI0918172A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • 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
    • G06V10/25—Determination of region of interest [ROI] or a volume of interest [VOI]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/50—Extraction of image or video features by performing operations within image blocks; by using histograms, e.g. histogram of oriented gradients [HoG]; by summing image-intensity values; Projection analysis
    • G06V10/507—Summing image-intensity values; Histogram projection analysis
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/46—Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
    • G06V10/469—Contour-based spatial representations, e.g. vector-coding
    • G06V10/473—Contour-based spatial representations, e.g. vector-coding using gradient analysis

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Analysis (AREA)
BRPI0918172A 2008-09-11 2009-09-10 método para extrair características de dados de imagem, sistema e método para analisar uma cena capturada por câmera de vídeo BRPI0918172A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9603108P 2008-09-11 2008-09-11
US12/543,141 US9633275B2 (en) 2008-09-11 2009-08-18 Pixel-level based micro-feature extraction
PCT/US2009/056559 WO2010030814A2 (en) 2008-09-11 2009-09-10 Pixel-level based micro-feature extraction

Publications (1)

Publication Number Publication Date
BRPI0918172A2 true BRPI0918172A2 (pt) 2015-12-01

Family

ID=42005748

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0918172A BRPI0918172A2 (pt) 2008-09-11 2009-09-10 método para extrair características de dados de imagem, sistema e método para analisar uma cena capturada por câmera de vídeo

Country Status (4)

Country Link
US (5) US9633275B2 (pt)
EP (1) EP2335405A2 (pt)
BR (1) BRPI0918172A2 (pt)
WO (1) WO2010030814A2 (pt)

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Also Published As

Publication number Publication date
US20210042556A1 (en) 2021-02-11
EP2335405A2 (en) 2011-06-22
US20190180135A1 (en) 2019-06-13
US9633275B2 (en) 2017-04-25
US10049293B2 (en) 2018-08-14
US11468660B2 (en) 2022-10-11
US10755131B2 (en) 2020-08-25
US12244967B2 (en) 2025-03-04
US20230005238A1 (en) 2023-01-05
WO2010030814A3 (en) 2010-05-20
US20180032834A1 (en) 2018-02-01
US20110044536A1 (en) 2011-02-24
WO2010030814A2 (en) 2010-03-18

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 6A E 7A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2376 DE 19-07-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.