[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Dhar et al., 2011 - Google Patents

An efficient image watermarking system based on error correcting codes in DCT domain

Dhar et al., 2011

View PDF
Document ID
17236890241766766280
Author
Dhar P
Khan M
Chowdhury S
Publication year
Publication venue
MIST Journal: GALAXY (DHAKA)

External Links

Snippet

Digital watermarking has drawn extensive attention for copyright protection of multimedia data. This paper proposes a new watermarking system for digital images using efficient systematic linear block codes (SLBC) in discrete cosine transform (DCT) domain. The …
Continue reading at banglajol.info (PDF) (other versions)

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00General purpose image data processing
    • G06T2201/005Image watermarking
    • G06T2201/0202Image watermarking whereby the quality of watermarked images is measured; Measuring quality or performance of watermarking methods; Balancing between quality and robustness
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00General purpose image data processing
    • G06T1/0021Image watermarking
    • G06T1/005Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0071Robust watermarking, e.g. average attack or collusion attack resistant using multiple or alternating watermarks
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00General purpose image data processing
    • G06T2201/005Image watermarking
    • G06T2201/0063Image watermarking in relation to collusion attacks, e.g. collusion attack resistant
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00General purpose image data processing
    • G06T2201/005Image watermarking
    • G06T2201/0052Embedding of the watermark in the frequency domain
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00General purpose image data processing
    • G06T1/0021Image watermarking
    • G06T1/005Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0064Geometric transfor invariant watermarking, e.g. affine transform invariant
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00General purpose image data processing
    • G06T1/0021Image watermarking
    • G06T1/0028Adaptive watermarking, e.g. Human Visual System [HVS]-based watermarking
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00General purpose image data processing
    • G06T2201/005Image watermarking
    • G06T2201/0051Embedding of the watermark in the spatial domain
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00General purpose image data processing
    • G06T2201/005Image watermarking
    • G06T2201/0061Embedding of the watermark in each block of the image, e.g. segmented watermarking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device
    • H04N1/32101Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/32154Transform domain methods
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device
    • H04N1/32101Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/3232Robust embedding or watermarking
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signal, using source filter models or psychoacoustic analysis
    • G10L19/018Audio watermarking, i.e. embedding inaudible data in the audio signal

Similar Documents

Publication Publication Date Title
Liu et al. A robust watermarking scheme using self-reference image
US7489801B2 (en) Encoding and decoding signals for digital watermarking
Wang et al. A robust digital audio watermarking based on statistics characteristics
US9147223B2 (en) Method and device for localized blind watermark generation and detection
JP2004507177A (en) How to embed a digital watermark in digital image data
Huo et al. Alterable-capacity fragile watermarking scheme with restoration capability
Sultan et al. Reversible and fragile watermarking for medical images
Hu et al. Dual-wrapped digital watermarking scheme for image copyright protection
CN101901470A (en) Image tampering detection and recovery method based on semi-fragile watermarking in energy domain
CN101923700A (en) A double-effect digital watermarking method
Bhat K et al. Design of a blind quantization‐based audio watermarking scheme using singular value decomposition
Lu et al. Multipurpose image watermarking method based on mean-removed vector quantization
Abraham et al. Image watermarking using DCT in selected pixel regions
Dhar et al. An efficient image watermarking system based on error correcting codes in DCT domain
Kumar Dhar et al. An Efficient Image Watermarking System Based On Error Correcting Codes In Dct Domain
Dhar et al. AN EFFICIENT IMAGE WATERMARKING SYSTEM BASED ON ERROR CORRECTING CODES IN DCT DOMAIN CORRECTING CODES IN DCT DOMAIN
Mitekin A new key recovery attack against DM-QIM image watermarking algorithm
Keskinarkaus et al. Image watermarking with a directed periodic pattern to embed multibit messages resilient to print-scan and compound attacks
Lou et al. A robust buyer–seller watermarking scheme based on DWT
CN114745543B (en) Image processing method, processing device, image detection method, and detection device
Noore An improved method to watermark images sensitive to blocking artifacts
Shieh et al. Highly robust watermarking scheme based on surrounding mean value relationship
Feng et al. A generic collusion attack optimization strategy for traditional spread-spectrum and quantization index modulation fingerprinting
Korzhik et al. Concatenated digital watermarking system robust to different removal attacks
Tiwari et al. Digital audio watermarking using frequency masking technique