JP6092105B2 - 信号間の変換を推定するための信号処理装置及び方法 - Google Patents

信号間の変換を推定するための信号処理装置及び方法 Download PDF

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JP6092105B2
JP6092105B2 JP2013527327A JP2013527327A JP6092105B2 JP 6092105 B2 JP6092105 B2 JP 6092105B2 JP 2013527327 A JP2013527327 A JP 2013527327A JP 2013527327 A JP2013527327 A JP 2013527327A JP 6092105 B2 JP6092105 B2 JP 6092105B2
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JP2013544448A (ja
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ラヴィ， ケー． シャルマ，
ラヴィ， ケー． シャルマ，
ジョン， ダグラス ロード，
ジョン， ダグラス ロード，
ロバート， ジー． ライオンズ，
ロバート， ジー． ライオンズ，
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ディジマーク コーポレイション
ディジマーク コーポレイション
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/005—Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0064—Geometric transfor invariant watermarking, e.g. affine transform invariant
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • 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
    • G06T3/02—Affine transformations
    • 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
    • G06T3/10—Selection of transformation methods according to the characteristics of the input images
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
    • G06V10/754—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries involving a deformation of the sample pattern or of the reference pattern; Elastic matching

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CN107608447B (zh) * 2010-09-03 2020-10-23 数字标记公司 用于估计信号间的变换的信号处理器及方法
US20160188972A1 (en) 2014-08-12 2016-06-30 Digimarc Corporation Signal processors and methods for estimating transformations between signals with phase estimation
JP6741306B2 (ja) 2015-07-16 2020-08-19 ディジマーク コーポレイション デジタルデータ抽出のための画像の幾何変換を推定するための方法、装置およびコンピュータ可読媒体

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