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        <dc:title>IMPLEMENTASI INVISIBLE WATERMAKING BERBASIS&#13;
EDGE DETECTION (DETEKSI TEPI) MENGGUNAKAN&#13;
METODE LSB DAN ALGORITMA ARNOLD CAT MAP</dc:title>
        <dc:creator>Azzaky, Rayyan Abdie</dc:creator>
        <dc:subject>000 Ilmu komputer, informasi dan pekerjaan umum</dc:subject>
        <dc:subject>005 Pemrograman komputer, program dan data</dc:subject>
        <dc:description>Penelitian ini mengimplementasikan sistem invisible watermarking hibrida &#13;
menggunakan metode Least Significant Bit (LSB), Canny Edge Detection, dan&#13;
Arnold Cat Map (ACM) untuk perlindungan hak cipta citra digital. Penggunaan&#13;
deteksi tepi bertujuan meningkatkan imperseptibilitas dengan menyisipkan data&#13;
hanya pada area bertekstur kompleks yang kurang sensitif bagi penglihatan&#13;
manusia. Sebelum disisipkan, watermark diacak menggunakan ACM untuk&#13;
menjamin keamanan data. Sistem berbasis web ini diuji pada citra standar (Lena,&#13;
Baboon, Peppers) dan menghasilkan nilai rata-rata PSNR sebesar 69,33 dB, jauh&#13;
melampaui standar kualitas 40 dB. Uji keamanan membuktikan watermark hanya&#13;
dapat diekstraksi jika kunci (P, Q, N) tepat. Meskipun unggul dalam kualitas&#13;
visual dan kerahasiaan, sistem ini bersifat fragile terhadap kompresi JPEG dan&#13;
manipulasi geometri.</dc:description>
        <dc:date>2026-03-02</dc:date>
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        <dc:identifier>  Azzaky, Rayyan Abdie  (2026) IMPLEMENTASI INVISIBLE WATERMAKING BERBASIS EDGE DETECTION (DETEKSI TEPI) MENGGUNAKAN METODE LSB DAN ALGORITMA ARNOLD CAT MAP.  S1 - Sarjana thesis, Universitas AMIKOM Yogyakarta.   </dc:identifier></oai_dc:dc>
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