TY - BOOK AU - Battiato,Sebastiano AU - Blanc-Talon,Jacques AU - Gallo,Giovanni AU - Philips,Wilfried AU - Popescu,Dan AU - Scheunders,Paul ED - ACIVS (Conference) TI - Advanced Concepts for Intelligent Vision Systems: 16th International Conference, ACIVS 2015, Catania, Italy, October 26-29, 2015. Proceedings T2 - Lecture Notes in Computer Science, SN - 9783319259031 AV - QA76.9.A25 U1 - 005.8 23 PY - 2015/// CY - Cham PB - Springer KW - Computer vision KW - Congresses KW - Computer science KW - Computer security KW - Data encryption (Computer science) KW - Coding theory KW - Computers and civilization KW - Management information systems KW - Electronic commerce KW - Electronic Data Processing KW - Computer Security KW - Management Information Systems KW - Vision par ordinateur KW - Congrès KW - Informatique KW - Sécurité informatique KW - Chiffrement (Informatique) KW - Ordinateurs et civilisation KW - Systèmes d'information de gestion KW - Commerce électronique KW - fast KW - Dictionary KW - Congress KW - dictionaries KW - aat KW - proceedings (reports) KW - Dictionaries KW - Conference papers and proceedings KW - lcgft KW - Dictionnaires KW - rvmgf KW - Actes de congrès N1 - Intro; Preface; About the Volume Editors; Organization; Contents; Low-Level Image Processing; BNRFBE Method for Blur Estimation in Document Images; 1 Introduction; 2 Blur Analysis; 3 Blur Measuring; 3.1 Principle of the Measurement; 3.2 Text Blur Measurement; 4 Experiments; 4.1 Simulated Blur; 4.2 Influence of Working Zone Z; 4.3 Real Images; 4.4 DIQA Database; 5 Conclusion; References; Edge Width Estimation for Defocus Map from a Single Image; 1 Introduction; 2 Edge Width; 2.1 Gaussian Edge Model; 2.2 Estimation of Edge Width; 2.3 The Edge Width Estimation Algorithm; 3 Defocus Blur Estimation3.1 Sparse Defocus Map; 3.2 Full Defocus Map; 4 Results and Discussion; 4.1 Possible Improvement; 5 Conclusion; References; RSD-DOG: A New Image Descriptor Based on Second Order Derivatives; 1 Introduction; 1.1 Related Work; 2 Directional Filter; 3 Ridge and Valley Detection Using Difference of Gaussian Filters; 3.1 Difference of Half Smoothing Filters (DHSF); 3.2 Estimating the Direction of Second Order Statistics Such as Ridges and Valleys; 4 Descriptor Construction; 5 Experiments and Results; 5.1 Dataset and Evaluation; 5.2 Descriptor Performance; 6 Conclusion; 2.3 Motion Estimation Model3 Experimental Results; 4 Computational Cost Comparison; 5 Conclusion; References; Adaptive Scale Selection for Multiscale Image Denoising; 1 Introduction; 2 Motivation of the Work; 2.1 Atomic Representation and Time-Scale Evolution; 2.2 Rational Dilation Wavelet Transform; 3 Scale Selection; 3.1 Packets of Atoms; 3.2 Scale Selection Algorithm; 4 Adaptive RDWT; 5 Preliminary Experimental Results; 6 Conclusions; References; Secure Signal Processing Using Fully Homomorphic Encryption; 1 Introduction; 2 Related Work; 3 Fully Homomorphic Encryption N2 - This book constitutes the thoroughly refereed proceedings of the 16th International Conference on Advanced Concepts for Intelligent Vision Systems, ACIVS 2015, held Catania, Italy, in October 2015. The 76 revised full papers were carefully selected from 129 submissions. Acivs 2015 is a conference focusing on techniques for building adaptive, intelligent, safe and secure imaging systems. The focus of the conference is on following topic: low-level Image processing, video processing and camera networks, motion and tracking, security, forensics and biometrics, depth and 3D, image quality improvement and assessment, classification and recognition, multidimensional signal processing, multimedia compression, retrieval, and navigation UR - https://link.springer.com/10.1007/978-3-319-25903-1 ER -