Search Results - "Tiziano Bianchi"

Image Forgery Localization via Fine-Grained Analysis of CFA Artifacts by Ferrara, P., Bianchi, T., De Rosa, A., Piva, A.

“…In this paper, a forensic tool able to discriminate between original and forged regions in an image captured by a digital camera is presented. We make the…”
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Detection of Nonaligned Double JPEG Compression Based on Integer Periodicity Maps by Bianchi, T., Piva, A.

“…In this paper, a simple yet reliable algorithm to detect the presence of nonaligned double JPEG compression (NA-JPEG) in compressed images is proposed. The…”
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User Authentication via PRNU-Based Physical Unclonable Functions by Valsesia, Diego, Coluccia, Giulio, Bianchi, Tiziano, Magli, Enrico

“…Multifactor user authentication systems enhance security by augmenting passwords with the verification of additional pieces of information such as the…”
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Cancelable templates for secure face verification based on deep learning and random projections by Ali, Arslan, Migliorati, Andrea, Bianchi, Tiziano, Magli, Enrico

“…Recently, biometric recognition has become a significant field of research. The concept of cancelable biometrics (CB) has been introduced to address security…”
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Sparsity estimation from compressive projections via sparse random matrices by Ravazzi, Chiara, Fosson, Sophie, Bianchi, Tiziano, Magli, Enrico

“…The aim of this paper is to develop strategies to estimate the sparsity degree of a signal from compressive projections, without the burden of recovery. We…”
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Gaussian class-conditional simplex loss for accurate, adversarially robust deep classifier training by Ali, Arslan, Migliorati, Andrea, Bianchi, Tiziano, Magli, Enrico

“…In this work, we present the Gaussian Class-Conditional Simplex (GCCS) loss: a novel approach for training deep robust multiclass classifiers that improves…”
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Synthetic Data Pretraining for Hyperspectral Image Super-Resolution by Aiello, Emanuele, Agarla, Mirko, Valsesia, Diego, Napoletano, Paolo, Bianchi, Tiziano, Magli, Enrico, Schettini, Raimondo

“…Large-scale self-supervised pretraining of deep learning models is known to be critical in several fields, such as language processing, where its has led to…”
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Adversarial learning of mappings onto regularized spaces for biometric authentication by Ali, Arslan, Testa, Matteo, Markhasin, Lev, Bianchi, Tiziano, Magli, Enrico

“…We present AuthNet: a novel framework for generic biometric authentication which, by learning a regularized mapping instead of a classification boundary, leads…”
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Data Simulations of a Compressive Sensing Multispectral Imager in the Mid-Infrared Region and Its Performances for the Monitoring of High-Temperature Events by Donatella Guzzi, Massimo Baldi, Tiziano Bianchi, Fabrizia Buongiorno, Cinzia Lastri, Enrico Magli, Vanni Nardino, Lorenzo Palombi, Vito Romaniello, Tiziana Scopa, Mario Siciliani de Cumis, Malvina Silvestri, Diego Valsesia, Valentina Raimondi

“…The mid-infrared spectral (MIR) region is poorly exploited in Earth Observation (EO) applications despite its potential for impacting several application…”
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TTP-free asymmetric fingerprinting protocol based on client side embedding by Bianchi, Tiziano, Piva, Alessandro

“…In this paper, we propose a scheme to employ an asymmetric fingerprinting protocol within a client-side embedding distribution framework. The scheme is based…”
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SVD-Based Techniques for Zero-Padded Block Transmission Over Fading Channels by Bianchi, T., Argenti, F.

“…In this paper, the performance of filter bank transceivers in the presence of a dispersive time-variant channel is investigated. It is well known that filter…”
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Analysis of One-Time Random Projections for Privacy Preserving Compressed Sensing by Bianchi, Tiziano, Bioglio, Valerio, Magli, Enrico

“…In this paper, the security of the compressed sensing (CS) framework as a form of data confidentiality is analyzed. Two important properties of one-time random…”
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Fast image clustering based on compressed camera fingerprints by Khan, Sahib, Bianchi, Tiziano

“…Every camera sensor leaves unique traces on the acquired images that can be thought of as a camera fingerprint. This work presents an efficient algorithm for…”
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Onboard Deep Lossless and Near-Lossless Predictive Coding of Hyperspectral Images With Line-Based Attention by Valsesia, Diego, Bianchi, Tiziano, Magli, Enrico

“…Deep learning methods have traditionally been difficult to apply to compression of hyperspectral images onboard spacecrafts due to the large computational…”
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Image Forgery Localization via Block-Grained Analysis of JPEG Artifacts by Bianchi, T., Piva, A.

“…In this paper, we propose a forensic algorithm to discriminate between original and forged regions in JPEG images, under the hypothesis that the tampered image…”
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A survey of landmine detection using hyperspectral imaging by Makki, Ihab, Younes, Rafic, Francis, Clovis, Bianchi, Tiziano, Zucchetti, Massimo

“…Hyperspectral imaging is a trending technique in remote sensing that finds its application in many different areas, such as agriculture, mapping, target…”
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TTP-Free Asymmetric Fingerprinting Based on Client Side Embedding by Bianchi, Tiziano, Piva, Alessandro

“…In this paper, we propose a solution for implementing an asymmetric fingerprinting protocol within a client-side embedding distribution framework. The scheme…”
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A Tutorial on Speckle Reduction in Synthetic Aperture Radar Images by Argenti, Fabrizio, Lapini, Alessandro, Bianchi, Tiziano, Alparone, Luciano

“…Speckle is a granular disturbance, usually modeled as a multiplicative noise, that affects synthetic aperture radar (SAR) images, as well as all coherent…”
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Frequency Domain Detectors in Different Short-Range Ultra-Wideband Communication Scenarios by Bianchi, Tiziano, Morosi, Simone

“…: We study the performance of an innovative communication scheme for ultra-wideband systems which are based on impulse radio in two different short-range…”
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Compressed Fingerprint Matching and Camera Identification via Random Projections by Valsesia, Diego, Coluccia, Giulio, Bianchi, Tiziano, Magli, Enrico

“…Sensor imperfections in the form of photoresponse nonuniformity (PRNU) patterns are a well-established fingerprinting technique to link pictures to the camera…”
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