Scalable asymmetric image encryption based on phase-truncation in cylindrical diffraction domain

In this paper, a scalable asymmetric image compression and encryption method is proposed based on discrete wavelet transform (DWT) and nonlinear operations in the cylindrical diffraction domain. In this scheme, the grayscale image is processed by a DWT, and four component images are obtained. Then s...
Ausführliche Beschreibung

Gespeichert in:
Autor*in:

Wu, Chao [verfasserIn]

Hu, Ke-Ya

Wang, Ying

Wang, Jun

Wang, Qiong-Hua

Format:

E-Artikel

Sprache:

Englisch

Erschienen:

2019transfer abstract

Schlagwörter:

Asymmetric encryption

Discrete wavelet transform

Scalable asymmetric encryption

Cylindrical diffraction

Umfang:

7

Übergeordnetes Werk:

Enthalten in: Effect of hawthorn seed extract on the gastrointestinal function of rats with diabetic gastroparesis - Niu, Zhenzhen ELSEVIER, 2020, Amsterdam

Übergeordnetes Werk:

volume:448 ; year:2019 ; day:1 ; month:10 ; pages:26-32 ; extent:7

Links:

Volltext

DOI / URN:

10.1016/j.optcom.2019.05.009

Katalog-ID:

ELV046994076

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