(19)
(11) EP 3 360 112 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
11.03.2020 Bulletin 2020/11

(45) Mention of the grant of the patent:
29.01.2020 Bulletin 2020/05

(21) Application number: 16819664.0

(22) Date of filing: 02.12.2016
(51) International Patent Classification (IPC): 
G06T 7/13(2017.01)
G06T 7/181(2017.01)
 G06T 7/162(2017.01)
(86) International application number:
PCT/IB2016/057324
(87) International publication number:
WO 2017/098388 (15.06.2017 Gazette 2017/24)

(54)

FAST AND AUTOMATED SEGMENTATION OF LAYERED IMAGE WITH HEURISTIC GRAPH SEARCH

SCHNELLE UND AUTOMATISIERTE SEGMENTIERUNG EINES GESCHICHTETEN BILDES MIT HEURISTISCHER GRAPHSUCHE

SEGMENTATION RAPIDE ET AUTOMATISÉE D'UNE IMAGE EN COUCHES À L'AIDE D'UNE RECHERCHE DE GRAPHE HEURISTIQUE

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 11.12.2015 US 201514966694

(43) Date of publication of application:
15.08.2018 Bulletin 2018/33

(73) Proprietor: Alcon Inc.
1701 Fribourg (CH)

(72) Inventors:
  • REN, Hugang
    Lake Forest, CA 92630 (US)
  • YU, Lingfeng
    Lake Forest, CA 92630 (US)

(74) Representative: Hanna Moore + Curley 
Garryard House 25/26 Earlsfort Terrace
Dublin 2, D02 PX51
Dublin 2, D02 PX51 (IE)


(56) References cited: : 
US-A1- 2011 182 517
US-A1- 2011 182 517
 US-A1- 2011 182 517
   
  • LI XIAOKUN ET AL: "Retinal Vessel Detection and Measurement for Computer-aided Medical Diagnosis", JOURNAL OF DIGITAL IMAGING, SPRINGER-VERLAG, vol. 27, no. 1, 1 October 2013 (2013-10-01), pages 120-132, XP035346032, ISSN: 0897-1889, DOI: 10.1007/S10278-013-9639-Y [retrieved on 2013-10-01]
  • STEPHANIE J. CHIU ET AL: "Automatic segmentation of seven retinal layers in SDOCT images congruent with expert manual segmentation", OPTICS EXPRESS, vol. 18, no. 18, 30 August 2010 (2010-08-30), pages 19413-28, XP055196245, ISSN: 1094-4087, DOI: 10.1364/OE.18.019413
  • ALBERTO MARTELLI: "An application of heuristic search methods to edge and contour detection", COMMUNICATIONS OF THE ACM, ASSOCIATION FOR COMPUTING MACHINERY, INC, UNITED STATES, vol. 19, no. 2, 1 February 1976 (1976-02-01), pages 73-83, XP058214735, ISSN: 0001-0782, DOI: 10.1145/359997.360004
  • "A* search algorithm", , 4 October 2012 (2012-10-04), XP055040018, Retrieved from the Internet: URL:http://en.wikipedia.org/wiki/A*_search _algorithm [retrieved on 2012-10-04]
  • Qi Yang ET AL: "Automated segmentation of outer retinal layers in macular OCT images of patients with retinitis pigmentosa", Biomed Opt Express, 1 August 2011 (2011-08-01), pages 2493-2503, XP055280319, Retrieved from the Internet: URL:http://www.ncbi.nlm.nih.gov/pmc/articl es/PMC3184859/pdf/2493.pdf [retrieved on 2016-06-14]
  • HUSSAIN MD AKTER ET AL: "Disc segmentation and BMO-MRW measurement from SD-OCT image using graph search and tracing of three bench mark reference layers of retina", 2015 IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING (ICIP), IEEE, 27 September 2015 (2015-09-27), pages 4087-4091, XP032827196, DOI: 10.1109/ICIP.2015.7351574 [retrieved on 2015-12-09]
  • QING DAI ET AL: "Automated layer segmentation of optical coherence tomography images", BIOMEDICAL ENGINEERING AND INFORMATICS (BMEI), 2011 4TH INTERNATIONAL CONFERENCE ON, IEEE, 15 October 2011 (2011-10-15), pages 142-146, XP032071497, DOI: 10.1109/BMEI.2011.6098329 ISBN: 978-1-4244-9351-7
  • Delia Cabrera: "A Review of Algorithms for Segmentation of Retinal Image Data Using Optical Coherence Tomography" In: "Image Segmentation", 19 April 2011 (2011-04-19), InTech, XP055147619, ISBN: 978-9-53-307228-9 DOI: 10.5772/15833, * abstract *
  • LI XIAOKUN ET AL: "Retinal Vessel Detection and Measurement for Computer-aided Medical Diagnosis", JOURNAL OF DIGITAL IMAGING, SPRINGER-VERLAG, vol. 27, no. 1, 1 October 2013 (2013-10-01), pages 120-132, XP035346032, ISSN: 0897-1889, DOI: 10.1007/S10278-013-9639-Y [retrieved on 2013-10-01]
  • STEPHANIE J. CHIU ET AL: "Automatic segmentation of seven retinal layers in SDOCT images congruent with expert manual segmentation", OPTICS EXPRESS, vol. 18, no. 18, 30 August 2010 (2010-08-30), pages 19413-28, XP055196245, ISSN: 1094-4087, DOI: 10.1364/OE.18.019413
  • ALBERTO MARTELLI: "An application of heuristic search methods to edge and contour detection", COMMUNICATIONS OF THE ACM, ASSOCIATION FOR COMPUTING MACHINERY, INC, UNITED STATES, vol. 19, no. 2, 1 February 1976 (1976-02-01), pages 73-83, XP058214735, ISSN: 0001-0782, DOI: 10.1145/359997.360004
  • "A* search algorithm", , 4 October 2012 (2012-10-04), XP055040018, Retrieved from the Internet: URL:http://en.wikipedia.org/wiki/A*_search _algorithm [retrieved on 2012-10-04]
  • Qi Yang ET AL: "Automated segmentation of outer retinal layers in macular OCT images of patients with retinitis pigmentosa", Biomed Opt Express, 1 August 2011 (2011-08-01), pages 2493-2503, XP055280319, Retrieved from the Internet: URL:http://www.ncbi.nlm.nih.gov/pmc/articl es/PMC3184859/pdf/2493.pdf [retrieved on 2016-06-14]
  • LI XIAOKUN ET AL: "Retinal Vessel Detection and Measurement for Computer-aided Medical Diagnosis", JOURNAL OF DIGITAL IMAGING, SPRINGER-VERLAG, vol. 27, no. 1, 1 October 2013 (2013-10-01), pages 120-132, XP035346032, ISSN: 0897-1889, DOI: 10.1007/S10278-013-9639-Y [retrieved on 2013-10-01]
  • STEPHANIE J. CHIU ET AL: "Automatic segmentation of seven retinal layers in SDOCT images congruent with expert manual segmentation", OPTICS EXPRESS, vol. 18, no. 18, 30 August 2010 (2010-08-30), pages 19413-28, XP055196245, ISSN: 1094-4087, DOI: 10.1364/OE.18.019413
  • ALBERTO MARTELLI: "An application of heuristic search methods to edge and contour detection", COMMUNICATIONS OF THE ACM, ASSOCIATION FOR COMPUTING MACHINERY, INC, UNITED STATES, vol. 19, no. 2, 1 February 1976 (1976-02-01), pages 73-83, XP058214735, ISSN: 0001-0782, DOI: 10.1145/359997.360004
  • "A* search algorithm", , 4 October 2012 (2012-10-04), XP055040018, Retrieved from the Internet: URL:http://en.wikipedia.org/wiki/A*_search _algorithm [retrieved on 2012-10-04]
  • Qi Yang ET AL: "Automated segmentation of outer retinal layers in macular OCT images of patients with retinitis pigmentosa", Biomed Opt Express, 1 August 2011 (2011-08-01), pages 2493-2503, XP055280319, Retrieved from the Internet: URL:http://www.ncbi.nlm.nih.gov/pmc/articl es/PMC3184859/pdf/2493.pdf [retrieved on 2016-06-14]
  • HUSSAIN MD AKTER ET AL: "Disc segmentation and BMO-MRW measurement from SD-OCT image using graph search and tracing of three bench mark reference layers of retina", 2015 IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING (ICIP), IEEE, 27 September 2015 (2015-09-27), pages 4087-4091, XP032827196, DOI: 10.1109/ICIP.2015.7351574 [retrieved on 2015-12-09]
  • QING DAI ET AL: "Automated layer segmentation of optical coherence tomography images", BIOMEDICAL ENGINEERING AND INFORMATICS (BMEI), 2011 4TH INTERNATIONAL CONFERENCE ON, IEEE, 15 October 2011 (2011-10-15), pages 142-146, XP032071497, DOI: 10.1109/BMEI.2011.6098329 ISBN: 978-1-4244-9351-7
  • Delia Cabrera: "A Review of Algorithms for Segmentation of Retinal Image Data Using Optical Coherence Tomography" In: "Image Segmentation", 19 April 2011 (2011-04-19), InTech, XP055147619, ISBN: 978-9-53-307228-9 DOI: 10.5772/15833, * abstract *
   
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