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Journal of Imaging, Volume 9, Issue 6

2023 June - 19 articles

Cover Story: Similar to classical watermarking techniques for multimedia content, DNN watermarking should satisfy high robustness against attacks such as fine-tuning, pruning neurons, and overwriting. In this study, we extended the method, encoded by a constant weight code, such that the model can be applied to any convolution layer of the DNN model, and designed a watermark detector based on a statistical analysis of the extracted weight parameters to evaluate whether the model is watermarked. The figure displays the statistical distribution of weight parameters in three typical CNN models trained using the ImageNet dataset. According to the characteristics of these distributions, some parameters for embedding a watermark can be determined to consider the trade-off among robustness, transparency, and capacity. View this paper
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Articles (19)

  • Article
  • Open Access
4 Citations
5,014 Views
23 Pages

Predicting the Tumour Response to Radiation by Modelling the Five Rs of Radiotherapy Using PET Images

  • Rihab Hami,
  • Sena Apeke,
  • Pascal Redou,
  • Laurent Gaubert,
  • Ludwig J. Dubois,
  • Philippe Lambin,
  • Dimitris Visvikis and
  • Nicolas Boussion

Despite the intensive use of radiotherapy in clinical practice, its effectiveness depends on several factors. Several studies showed that the tumour response to radiation differs from one patient to another. The non-uniform response of the tumour is...

  • Article
  • Open Access
7 Citations
5,107 Views
12 Pages

Segmentation of 4D Flow MRI: Comparison between 3D Deep Learning and Velocity-Based Level Sets

  • Armando Barrera-Naranjo,
  • Diana M. Marin-Castrillon,
  • Thomas Decourselle,
  • Siyu Lin,
  • Sarah Leclerc,
  • Marie-Catherine Morgant,
  • Chloé Bernard,
  • Shirley De Oliveira,
  • Arnaud Boucher and
  • Alain Lalande
  • + 3 authors

A thoracic aortic aneurysm is an abnormal dilatation of the aorta that can progress and lead to rupture. The decision to conduct surgery is made by considering the maximum diameter, but it is now well known that this metric alone is not completely re...

  • Article
  • Open Access
51 Citations
17,121 Views
18 Pages

A Robust Approach to Multimodal Deepfake Detection

  • Davide Salvi,
  • Honggu Liu,
  • Sara Mandelli,
  • Paolo Bestagini,
  • Wenbo Zhou,
  • Weiming Zhang and
  • Stefano Tubaro

The widespread use of deep learning techniques for creating realistic synthetic media, commonly known as deepfakes, poses a significant threat to individuals, organizations, and society. As the malicious use of these data could lead to unpleasant sit...

  • Article
  • Open Access
3 Citations
2,617 Views
13 Pages

Live Cell Light Sheet Imaging with Low- and High-Spatial-Coherence Detection Approaches Reveals Spatiotemporal Aspects of Neuronal Signaling

  • Mariana Potcoava,
  • Donatella Contini,
  • Zachary Zurawski,
  • Spencer Huynh,
  • Christopher Mann,
  • Jonathan Art and
  • Simon Alford

Light sheet microscopy in live cells requires minimal excitation intensity and resolves three-dimensional (3D) information rapidly. Lattice light sheet microscopy (LLSM) works similarly but uses a lattice configuration of Bessel beams to generate a f...

  • Article
  • Open Access
12 Citations
5,836 Views
18 Pages

A Computational Approach to Hand Pose Recognition in Early Modern Paintings

  • Valentine Bernasconi,
  • Eva Cetinić and
  • Leonardo Impett

Hands represent an important aspect of pictorial narration but have rarely been addressed as an object of study in art history and digital humanities. Although hand gestures play a significant role in conveying emotions, narratives, and cultural symb...

  • Article
  • Open Access
6 Citations
3,335 Views
13 Pages

Currently, breast cancer is the most commonly diagnosed type of cancer worldwide. Digital Breast Tomosynthesis (DBT) has been widely accepted as a stand-alone modality to replace Digital Mammography, particularly in denser breasts. However, the image...

  • Article
  • Open Access
13 Citations
3,191 Views
11 Pages

Short-Term Precision and Repeatability of Radiofrequency Echographic Multi Spectrometry (REMS) on Lumbar Spine and Proximal Femur: An In Vivo Study

  • Carmelo Messina,
  • Salvatore Gitto,
  • Roberta Colombo,
  • Stefano Fusco,
  • Giada Guagliardo,
  • Mattia Piazza,
  • Jacopo Carlo Poli,
  • Domenico Albano and
  • Luca Maria Sconfienza

To determine the short-term intra-operator precision and inter-operator repeatability of radiofrequency echographic multi-spectrometry (REMS) at the lumbar spine (LS) and proximal femur (FEM). All patients underwent an ultrasound scan of the LS and F...

  • Article
  • Open Access
9 Citations
3,005 Views
19 Pages

Deep neural network (DNN) watermarking is a potential approach for protecting the intellectual property rights of DNN models. Similar to classical watermarking techniques for multimedia content, the requirements for DNN watermarking include capacity,...

  • Article
  • Open Access
5 Citations
2,430 Views
19 Pages

Given the reference (distortion-free) image, full-reference image quality assessment (FR-IQA) algorithms seek to assess the perceptual quality of the test image. Over the years, many effective, hand-crafted FR-IQA metrics have been proposed in the li...

  • Review
  • Open Access
13 Citations
14,498 Views
34 Pages

Imaging of Gastrointestinal Tract Ailments

  • Boyang Sun,
  • Jingang Liu,
  • Silu Li,
  • Jonathan F. Lovell and
  • Yumiao Zhang

Gastrointestinal (GI) disorders comprise a diverse range of conditions that can significantly reduce the quality of life and can even be life-threatening in serious cases. The development of accurate and rapid detection approaches is of essential imp...

  • Article
  • Open Access
1 Citations
2,059 Views
12 Pages

Multivisceral transplant (MVTx) refers to a composite graft from a cadaveric donor, which often includes the liver, the pancreaticoduodenal complex, and small intestine transplanted en bloc. It remains rare and is performed in specialist centres. Pos...

  • Article
  • Open Access
6 Citations
2,864 Views
21 Pages

The Posidonia oceanica meadows represent a fundamental biological indicator for the assessment of the marine ecosystem’s state of health. They also play an essential role in the conservation of coastal morphology. The composition, extent, and s...

  • Article
  • Open Access
1 Citations
2,320 Views
11 Pages

Terahertz Constant Velocity Flying Spot for 3D Tomographic Imaging

  • Abderezak Aouali,
  • Stéphane Chevalier,
  • Alain Sommier and
  • Christophe Pradere

This work reports on a terahertz tomography technique using constant velocity flying spot scanning as illumination. This technique is essentially based on the combination of a hyperspectral thermoconverter and an infrared camera used as a sensor, a s...

  • Article
  • Open Access
4 Citations
3,470 Views
17 Pages

Lithium Metal Battery Quality Control via Transformer–CNN Segmentation

  • Jerome Quenum,
  • Iryna V. Zenyuk and
  • Daniela Ushizima

Lithium metal battery (LMB) has the potential to be the next-generation battery system because of its high theoretical energy density. However, defects known as dendrites are formed by heterogeneous lithium (Li) plating, which hinders the development...

  • Article
  • Open Access
12 Citations
3,227 Views
12 Pages

A Convolutional Neural Network-Based Connectivity Enhancement Approach for Autism Spectrum Disorder Detection

  • Fatima Zahra Benabdallah,
  • Ahmed Drissi El Maliani,
  • Dounia Lotfi and
  • Mohammed El Hassouni

Autism spectrum disorder (ASD) represents an ongoing obstacle facing many researchers to achieving early diagnosis with high accuracy. To advance developments in ASD detection, the corroboration of findings presented in the existing body of autism-ba...

  • Article
  • Open Access
10 Citations
2,610 Views
11 Pages

Gender, Smoking History, and Age Prediction from Laryngeal Images

  • Tianxiao Zhang,
  • Andrés M. Bur,
  • Shannon Kraft,
  • Hannah Kavookjian,
  • Bryan Renslo,
  • Xiangyu Chen,
  • Bo Luo and
  • Guanghui Wang

Flexible laryngoscopy is commonly performed by otolaryngologists to detect laryngeal diseases and to recognize potentially malignant lesions. Recently, researchers have introduced machine learning techniques to facilitate automated diagnosis using la...

  • Article
  • Open Access
3 Citations
2,733 Views
14 Pages

Transformative Effect of COVID-19 Pandemic on Magnetic Resonance Imaging Services in One Tertiary Cardiovascular Center

  • Tatiana A. Shelkovnikova,
  • Aleksandra S. Maksimova,
  • Nadezhda I. Ryumshina,
  • Olga V. Mochula,
  • Valery K. Vaizov,
  • Wladimir Y. Ussov and
  • Nina D. Anfinogenova

The aim of study was to investigate the transformative effect of the COVID-19 pandemic on magnetic resonance imaging (MRI) services in one tertiary cardiovascular center. The retrospective observational cohort study analyzed data of MRI studies (n =...

  • Article
  • Open Access
9 Citations
4,045 Views
34 Pages

A Siamese Transformer Network for Zero-Shot Ancient Coin Classification

  • Zhongliang Guo,
  • Ognjen Arandjelović,
  • David Reid,
  • Yaxiong Lei and
  • Jochen Büttner

Ancient numismatics, the study of ancient coins, has in recent years become an attractive domain for the application of computer vision and machine learning. Though rich in research problems, the predominant focus in this area to date has been on the...

  • Article
  • Open Access
1 Citations
2,477 Views
21 Pages

Manipulating Pixels in Computer Graphics by Converting Raster Elements to Vector Shapes as a Function of Hue

  • Tajana Koren Ivančević,
  • Nikolina Stanić Loknar,
  • Maja Rudolf and
  • Diana Bratić

This paper proposes a method for changing pixel shape by converting a CMYK raster image (pixel) to an HSB vector image, replacing the square cells of the CMYK pixels with different vector shapes. The replacement of a pixel by the selected vector shap...

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J. Imaging - ISSN 2313-433X