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Journal of Imaging, Volume 10, Issue 3

2024 March - 23 articles

Cover Story: Image decolorization is an image pre-processing step which is widely used in image analysis, computer vision, and printing applications. The most commonly used methods give each color channel a constant weight without considering image content. This approach is simple and fast, but it may cause significant information loss when images contain too many isoluminant colors. In this paper, we propose a new method which is not only efficient, but also can preserve a higher level of image contrast and detail than the traditional methods. The algorithm works in RGB color space directly without any color conversion. Experimental results show that the proposed algorithm can run as efficiently as the traditional methods and obtain the best overall performance across four different metrics. View this paper
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Articles (23)

  • Article
  • Open Access
6 Citations
4,472 Views
17 Pages

Data Fusion of RGB and Depth Data with Image Enhancement

  • Lennard Wunsch,
  • Christian Görner Tenorio,
  • Katharina Anding,
  • Andrei Golomoz and
  • Gunther Notni

Since 3D sensors became popular, imaged depth data are easier to obtain in the consumer sector. In applications such as defect localization on industrial objects or mass/volume estimation, precise depth data is important and, thus, benefits from the...

  • Article
  • Open Access
8 Citations
4,570 Views
19 Pages

Analyzing Data Modalities for Cattle Weight Estimation Using Deep Learning Models

  • Hina Afridi,
  • Mohib Ullah,
  • Øyvind Nordbø,
  • Solvei Cottis Hoff,
  • Siri Furre,
  • Anne Guro Larsgard and
  • Faouzi Alaya Cheikh

We investigate the impact of different data modalities for cattle weight estimation. For this purpose, we collect and present our own cattle dataset representing the data modalities: RGB, depth, combined RGB and depth, segmentation, and combined segm...

  • Article
  • Open Access
3 Citations
3,601 Views
15 Pages

The application of large field-of-view (FoV) cameras equipped with fish-eye lenses brings notable advantages to various real-world computer vision applications, including autonomous driving. While deep learning has proven successful in conventional c...

  • Article
  • Open Access
1 Citations
3,146 Views
17 Pages

While Siamese object tracking has witnessed significant advancements, its hard real-time behaviour on embedded devices remains inadequately addressed. In many application cases, an embedded implementation should not only have a minimal execution late...

  • Article
  • Open Access
2,520 Views
23 Pages

Multi-Modal Convolutional Parameterisation Network for Guided Image Inverse Problems

  • Mikolaj Czerkawski,
  • Priti Upadhyay,
  • Christopher Davison,
  • Robert Atkinson,
  • Craig Michie,
  • Ivan Andonovic,
  • Malcolm Macdonald,
  • Javier Cardona and
  • Christos Tachtatzis

There are several image inverse tasks, such as inpainting or super-resolution, which can be solved using deep internal learning, a paradigm that involves employing deep neural networks to find a solution by learning from the sample itself rather than...

  • Article
  • Open Access
3 Citations
5,553 Views
21 Pages

Neural Radiance Field-Inspired Depth Map Refinement for Accurate Multi-View Stereo

  • Shintaro Ito,
  • Kanta Miura,
  • Koichi Ito and
  • Takafumi Aoki

In this paper, we propose a method to refine the depth maps obtained by Multi-View Stereo (MVS) through iterative optimization of the Neural Radiance Field (NeRF). MVS accurately estimates the depths on object surfaces, and NeRF accurately estimates...

  • Article
  • Open Access
19 Citations
3,420 Views
14 Pages

Revolutionizing Cow Welfare Monitoring: A Novel Top-View Perspective with Depth Camera-Based Lameness Classification

  • San Chain Tun,
  • Tsubasa Onizuka,
  • Pyke Tin,
  • Masaru Aikawa,
  • Ikuo Kobayashi and
  • Thi Thi Zin

This study innovates livestock health management, utilizing a top-view depth camera for accurate cow lameness detection, classification, and precise segmentation through integration with a 3D depth camera and deep learning, distinguishing it from 2D...

  • Article
  • Open Access
3 Citations
4,220 Views
10 Pages

Magnetic Resonance Imaging as a Diagnostic Tool for Ilio-Femoro-Caval Deep Venous Thrombosis

  • Lisbeth Lyhne,
  • Kim Christian Houlind,
  • Johnny Christensen,
  • Radu L. Vijdea,
  • Meinhard R. Hansen,
  • Malene Roland V. Pedersen and
  • Helle Precht

This study aimed to test the accuracy of a magnetic resonance imaging (MRI)-based method to detect and characterise deep venous thrombosis (DVT) in the ilio-femoro-caval veins. Patients with verified DVT in the lower extremities with extension of the...

  • Article
  • Open Access
8 Citations
5,456 Views
18 Pages

Historical Text Line Segmentation Using Deep Learning Algorithms: Mask-RCNN against U-Net Networks

  • Florian Côme Fizaine,
  • Patrick Bard,
  • Michel Paindavoine,
  • Cécile Robin,
  • Edouard Bouyé,
  • Raphaël Lefèvre and
  • Annie Vinter

Text line segmentation is a necessary preliminary step before most text transcription algorithms are applied. The leading deep learning networks used in this context (ARU-Net, dhSegment, and Doc-UFCN) are based on the U-Net architecture. They are eff...

  • Article
  • Open Access
6 Citations
4,458 Views
14 Pages

Elevating Chest X-ray Image Super-Resolution with Residual Network Enhancement

  • Anudari Khishigdelger,
  • Ahmed Salem and
  • Hyun-Soo Kang

Chest X-ray (CXR) imaging plays a pivotal role in diagnosing various pulmonary diseases, which account for a significant portion of the global mortality rate, as recognized by the World Health Organization (WHO). Medical practitioners routinely depen...

  • Article
  • Open Access
10 Citations
3,886 Views
16 Pages

Enhancing COVID-19 Detection: An Xception-Based Model with Advanced Transfer Learning from X-ray Thorax Images

  • Reagan E. Mandiya,
  • Hervé M. Kongo,
  • Selain K. Kasereka,
  • Kyamakya Kyandoghere,
  • Petro Mushidi Tshakwanda and
  • Nathanaël M. Kasoro

29 February 2024

Rapid and precise identification of Coronavirus Disease 2019 (COVID-19) is pivotal for effective patient care, comprehending the pandemic’s trajectory, and enhancing long-term patient survival rates. Despite numerous recent endeavors in medical...

  • Article
  • Open Access
6 Citations
3,808 Views
17 Pages

29 February 2024

Deep edge detection is challenging, especially with the existing methods, like HED (holistic edge detection). These methods combine multiple feature side outputs (SOs) to create the final edge map, but they neglect diverse edge importance within one...

  • Article
  • Open Access
10 Citations
3,657 Views
25 Pages

Comprehensive Evaluation of Multispectral Image Registration Strategies in Heterogenous Agriculture Environment

  • Shubham Rana,
  • Salvatore Gerbino,
  • Mariano Crimaldi,
  • Valerio Cirillo,
  • Petronia Carillo,
  • Fabrizio Sarghini and
  • Albino Maggio

29 February 2024

This article is focused on the comprehensive evaluation of alleyways to scale-invariant feature transform (SIFT) and random sample consensus (RANSAC) based multispectral (MS) image registration. In this paper, the idea is to extensively evaluate thre...

  • Article
  • Open Access
3 Citations
3,457 Views
17 Pages

Development of A Micro-CT Scanner with Dual-Energy Option and Endovascular Contrast Agent Administration Protocol for Fetal and Neonatal Virtual Autopsy

  • Robert Zboray,
  • Wolf Schweitzer,
  • Lars Ebert,
  • Martin Wolf,
  • Sabino Guglielmini,
  • Stefan Haemmerle,
  • Stephan Weiss and
  • Bruno Koller

29 February 2024

The rate of parental consent for fetal and perinatal autopsy is decreasing, whereas parents are more likely to agree to virtual autopsy by non-invasive imaging methods. Fetal and perinatal virtual autopsy needs high-resolution and good soft-tissue co...

  • Article
  • Open Access
2 Citations
7,191 Views
19 Pages

28 February 2024

Personal privacy protection has been extensively investigated. The privacy protection of face recognition applications combines face privacy protection with face recognition. Traditional face privacy-protection methods encrypt or perturb facial image...

  • Article
  • Open Access
4 Citations
2,373 Views
15 Pages

28 February 2024

Centerline tracking is useful in performing segmental analysis of vessel tortuosity in angiography data. However, a highly tortuous) artery can produce multiple centerlines due to over-segmentation of the artery, resulting in inaccurate path-finding...

  • Article
  • Open Access
4 Citations
3,767 Views
15 Pages

23 February 2024

Language bias stands as a noteworthy concern in visual question answering (VQA), wherein models tend to rely on spurious correlations between questions and answers for prediction. This prevents the models from effectively generalizing, leading to a d...

  • Article
  • Open Access
3 Citations
3,089 Views
35 Pages

23 February 2024

The application of materials with changing visual properties with lighting and observation directions has found broad utility across diverse industries, from architecture and fashion to automotive and film production. The expanding array of applicati...

  • Article
  • Open Access
3,047 Views
12 Pages

Comparison of Echocardiography and Myocardial Scintigraphy to Detect Cancer Therapy-Related Cardiovascular Toxicity in Breast Cancer Patients

  • Yuko Harada,
  • Kyosuke Shimada,
  • Satoshi John Harada,
  • Tomomi Sato,
  • Yukino Kubota and
  • Miyoko Yamashita

21 February 2024

The mortality rate of cancer patients has been decreasing; however, patients often suffer from cardiac disorders due to chemotherapy or other cancer therapies (e.g., cancer-therapy-related cardiovascular toxicity (CVR-CVT)). Therefore, the field of c...

  • Article
  • Open Access
1 Citations
2,347 Views
26 Pages

Development of a Powder Analysis Procedure Based on Imaging Techniques for Examining Aggregation and Segregation Phenomena

  • Giuseppe Bonifazi,
  • Paolo Barontini,
  • Riccardo Gasbarrone,
  • Davide Gattabria and
  • Silvia Serranti

21 February 2024

In this manuscript, a method that utilizes classical image techniques to assess particle aggregation and segregation, with the primary goal of validating particle size distribution determined by conventional methods, is presented. This approach can r...

  • Article
  • Open Access
4 Citations
3,090 Views
16 Pages

21 February 2024

In this paper, a Segment Anything Model (SAM)-based pedestrian infrastructure segmentation workflow is designed and optimized, which is capable of efficiently processing multi-sourced geospatial data, including LiDAR data and satellite imagery data....

  • Article
  • Open Access
9 Citations
3,003 Views
15 Pages

20 February 2024

Image decolorization is an image pre-processing step which is widely used in image analysis, computer vision, and printing applications. The most commonly used methods give each color channel (e.g., the R component in RGB format, or the Y component o...

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J. Imaging - ISSN 2313-433X