WATERMARK

Before
1: S
high, low, same, no
3: SUU
digital
3: USU
embedded, extracted
After
1: S
bit
2: SU
signal, image, pattern
3: USU
detector, detection, extraction
4: UUSU
information
Surrounder Phrases
digital signal, image, data, bits, information, code, design, picture, bit, evidencesignal detection, strength, sequence, detector, extraction, appears, patterndetector signal, design, using, basedinsertion sequencerobust design, detection, evidence, image, dataoriginal text, image, design, message, signal, data, sequence, insertion, pattern, picture, code, printed, digitalprinted text, image, message, using, informationdata bits, extraction, extracted, embedding, using, bit, dialogpicture dialog, appearsdialog appears, informationsequence detector, data, detection, information, appears, patternno evidence, visibleextracted using, data, informationcode bits, sequence, embedded, appears, signal, using, basedlow signal, insertion, detection, key, extraction, capacity, bit, high, strengthembedding strength, data, informationtext dialog, insertion, message, printed, appears, design, usingmessage dialog, appears, bits, signal, sequence, text, embedded, printed, usinginformation extraction, extracted, bits, dialog, embeddedsame pattern, sequence, messagepublic key, image, informationbit pattern, digital, code, sequence, fragile, data, different, insertion, key, imagevisible evidence, imagedetection using, signal, based, codeembed information, datapress printedusing digital, different, data, robust, embeddedimage sequence, appears, data, dialog, detector, using, signalhigh strength, signal, capacity, robustness, low, extractionpattern appears, detection, extraction, dialogextraction using, pattern, capacity, baseddifferent picture, pattern, bitsdesign pattern, capacity, using, based, strengthkey sequence, bits, message, information, code, textevidence code, basedembedded code, imagebased detection, design, digitalhighest capacity, signal, strengthcapacity digitalbits bit