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  • Feature Paper
  • Article
  • Open Access
1,429 Views
24 Pages

LV-FeatEx: Large Viewpoint-Image Feature Extraction

  • Yukai Wang,
  • Yinghui Wang,
  • Wenzhuo Li,
  • Yanxing Liang and ,
  • Liangyi Huang and
  • Xiaojuan Ning
  • + 1 author+ 0 author

27 March 2025

Maintaining stable image feature extraction under viewpoint changes is challenging, particularly when the angle between the camera’s reverse direction and the object’s surface normal exceeds 40 degrees. Such conditions can result in unrel...

(This article belongs to the Special Issue Advanced Methods and Applications with Deep Learning in Object Recognition)
  • Article
  • Open Access
2 Citations
2,427 Views
19 Pages

12 December 2023

Accurate localization between cameras is a prerequisite for a vision-based heterogeneous robot systems task. The core issue is how to accurately perform place recognition from different view-points. Traditional appearance-based methods have a high pr...

(This article belongs to the Section Sensors and Robotics)
  • Article
  • Open Access
389 Views
35 Pages

SHALA: Sparse Hierarchical Alignment for Visible-Infrared Vehicle Re-Identification Under Aerial-Ground Viewpoint Gaps

  • Dong Liu,
  • Xiaolin Zhao,
  • Siyuan Zhao,
  • Le Ru and ,
  • Shuo Li,
  • Pengfei Liu and
  • Jincheng Bai
  • + 2 authors+ 0 author

19 September 2026

Visible-infrared vehicle re-identification across aerial-ground UAV platforms, where high-altitude and low-altitude views are separated by a large viewpoint gap, supports all-day traffic monitoring and cross-platform target association. However, most...

  • Review
  • Open Access
12 Citations
5,343 Views
21 Pages

14 June 2020

This paper presents basic definitions and challenges/opportunities from different perspectives to study and control water cycle impacts on society and vice versa. The wider and increased interactions and their consequences such as global warming and...

(This article belongs to the Special Issue Application of the Systems Approach to the Management of Complex Water Systems)
  • Article
  • Open Access
1 Citations
3,962 Views
32 Pages

Dynamic Camera Planning for Robot-Integrated Manufacturing Processes Using a UAV

  • Marius Boshoff,
  • Bernd Kuhlenkötter and
  • Paul Koslowski

21 February 2025

The optimal viewpoint for monitoring robotic production processes is crucial for maintenance, inspection, and error handling, especially in large-scale production facilities, as it maximizes visual information. This paper presents a method for dynami...

(This article belongs to the Section Sensors and Control in Robotics)
  • Article
  • Open Access
78 Citations
12,655 Views
16 Pages

CNN-Based Target Recognition and Identification for Infrared Imaging in Defense Systems

  • Antoine d’Acremont,
  • Ronan Fablet,
  • Alexandre Baussard and
  • Guillaume Quin

30 April 2019

Convolutional neural networks (CNNs) have rapidly become the state-of-the-art models for image classification applications. They usually require large groundtruthed datasets for training. Here, we address object identification and recognition in the...

(This article belongs to the Special Issue Deep Learning Remote Sensing Data)
  • Article
  • Open Access
1,586 Views
13 Pages

High-Resolution Hogel Image Generation Using GPU Acceleration

  • Hyunmin Kang,
  • Byungjoon Kim and
  • Yongduek Seo

1 September 2025

A holographic stereogram displays reconstructed 3D images by rearranging multiple 2D viewpoint images into small holographic pixels (hogels). However, conventional CPU-based hogel generation processes these images sequentially, causing computation ti...

(This article belongs to the Special Issue Holographic Information Processing)
  • Article
  • Open Access
1 Citations
527 Views
27 Pages

Learning Compact Identity Representations for Weakly Textured Hanwoo Cattle Re-Identification

  • Jiaqi Liu,
  • Alvaro Fuentes,
  • Shujie Han,
  • Sook Yoon and ,
  • Yongchae Jeong and
  • Dong Sun Park
  • + 1 author+ 0 author

28 July 2026

Cross-view re-identification of Hanwoo cattle remains challenging: weak texture provides only limited identity cues, and large pose and viewpoint changes easily distort these cues, causing severe feature dispersion. As a result, samples from the same...

(This article belongs to the Section Cattle)
  • Article
  • Open Access
24 Citations
9,165 Views
14 Pages

23 November 2016

This paper presents a novel 3D feature descriptor for object recognition and to identify poses when there are six-degrees-of-freedom for mobile manipulation and grasping applications. Firstly, a Microsoft Kinect sensor is used to capture 3D point clo...

(This article belongs to the Special Issue Applications of Advanced Materials on Microelectronic and Optical Sensors)
  • Article
  • Open Access
5 Citations
2,977 Views
13 Pages

Bridges as Geoheritage Viewpoints in the Western Caucasus

  • Anna V. Mikhailenko,
  • Vladimir A. Ermolaev and
  • Dmitry A. Ruban

7 September 2021

Distant observation of unique geological and geomorphological features facilitates comprehension and tourism of these important resources. Bridges offer an opportunity for such observation, and the idea of bridge-based geoheritage viewpoints is propo...

(This article belongs to the Special Issue Geoheritage and Geotourism Resources: Education, Recreation, Sustainability)
  • Article
  • Open Access
9 Citations
4,488 Views
28 Pages

Languages differ in how systematically and obligatorily they encode conceptual categories such as tense and aspect. By drawing on large parallel corpora, these differences can be exploited heuristically: expressive obligatoriness and the systematicit...

(This article belongs to the Special Issue Tense and Aspect Across Languages)
  • Article
  • Open Access
212 Views
21 Pages

12 October 2026

In digital decision-support environments, users continuously generate analytical experiences, annotations, and metadata while interacting with data warehouse systems. Reusing these experiences can improve decision-making, reduce redundant analytical...

  • Article
  • Open Access
4 Citations
3,492 Views
11 Pages

11 December 2018

Finding optimal parametrizations for people detectors is a complicated task due to the large number of parameters and the high variability of application scenarios. In this paper, we propose a framework to adapt and improve any detector automatically...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
4 Citations
1,888 Views
27 Pages

27 September 2024

In recent years, new media have exacerbated the complexity of online public opinion scenarios through fragmentation of information, diversification of public opinion, rapid diffusion of public opinion, and concealment of information sources, which ha...

  • Article
  • Open Access
755 Views
18 Pages

26 February 2026

Recent advances in remote sensing have increasingly emphasized multi-view vision, which integrates complementary viewpoints to deliver more complete scene understanding and effectively alleviate occlusion and limited fields of view in crowded environ...

(This article belongs to the Section AI Remote Sensing)
  • Perspective
  • Open Access
1 Citations
3,583 Views
21 Pages

30 January 2026

Understanding how inner development capacities are embodied at biological levels remains an underexplored dimension of planetary health research. The aim of this viewpoint is to provide transdisciplinary integration across neuroscience, cell biology,...

(This article belongs to the Special Issue The Relationship between Sustainability and Inner Development: Towards More Integrative Worldviews, Paradigms, and Actions)
  • Review
  • Open Access
49 Citations
9,053 Views
28 Pages

Designing and Fabricating Ordered Mesoporous Metal Oxides for CO2 Catalytic Conversion: A Review and Prospect

  • Yan Cui,
  • Xinbo Lian,
  • Leilei Xu,
  • Mindong Chen and ,
  • Bo Yang,
  • Cai-e Wu,
  • Wenjing Li,
  • Bingbo Huang and
  • Xun Hu
  • + 4 authors+ 0 author

16 January 2019

In the past two decades, great progress has been made in the aspects of fabrication and application of ordered mesoporous metal oxides. Ordered mesoporous metal oxides have attracted more and more attention due to their large surface areas and pore v...

  • Proceeding Paper
  • Open Access
3 Citations
1,821 Views
5 Pages

Vibration Mode Investigation of Piezoelectric Ultrasonic Microsensors on Buckled Diaphragms

  • Kaoru Yamashita,
  • Tomoki Nishioka,
  • Minoru Noda and
  • Paul Muralt

19 December 2018

Vibration mode of piezoelectric ultrasonic microsensors was investigated on buckled diaphragm structures from the viewpoint of higher order vibration modes than the fundamental one. Several vibration modes were generated on the diaphragms as the resp...

(This article belongs to the Proceedings of EUROSENSORS 2018)
  • Feature Paper
  • Article
  • Open Access
47 Citations
7,963 Views
16 Pages

Towards a Fast and Accurate EIT Inverse Problem Solver: A Machine Learning Approach

  • Xosé Fernández-Fuentes,
  • David Mera,
  • Andrés Gómez and
  • Ignacio Vidal-Franco

11 December 2018

Different industrial and medical situations require the non-invasive extraction of information from the inside of bodies. This is usually done through tomographic methods that generate images based on internal body properties. However, the image reco...

(This article belongs to the Section Bioelectronics)
  • Article
  • Open Access
3 Citations
7,423 Views
25 Pages

Design of a Corporate SDI in Power Sector Using a Formal Model

  • Italo L. Oliveira,
  • Jean H. S. Câmara,
  • Rubens M. Torres and
  • Jugurta Lisboa-Filho

Geospatial data are essential for the decision-making process. However, obtaining and keeping such data up to date usually require much time and many financial resources. In order to minimize the production costs and incentivize sharing these data, c...

  • Feature Paper
  • Perspective
  • Open Access
24 Citations
18,709 Views
17 Pages

We present evidence for the strengths of the intellectual virtues that philosophers and behavioral scientists characterize as key cognitive elements of wisdom. Wisdom has been of centuries-long interest for philosophical scholarship, but relative to...

(This article belongs to the Special Issue If Intelligence Is Truly Important to Real-World Adaptation, and IQs Have Risen 30+ Points in the Past Century (Flynn Effect), then Why Are There So Many Unresolved and Dramatic Problems in the World, and What Can Be Done About It?)
  • Article
  • Open Access
18 Citations
7,946 Views
18 Pages

15 September 2022

High-resolution remote sensing images bring a large amount of data as well as challenges to traditional vision tasks. Vehicle re-identification (ReID), as an essential vision task that can utilize remote sensing images, has been widely used in suspec...

  • Article
  • Open Access
23 Citations
6,862 Views
19 Pages

Evaluation of Sustainability of Maize Cultivation in Poland. A Prospect Theory—PROMETHEE Approach

  • Aleksandra Król,
  • Jerzy Księżak,
  • Elżbieta Kubińska and
  • Stelios Rozakis

18 November 2018

This study aims at exploiting research outcomes concerning tillage practices in order to make solutions available to farmers to mitigate negative environmental impact to soils. Two alternative practices have been analysed against conventional full ti...

(This article belongs to the Special Issue Sustainable Crop Production Systems)
  • Article
  • Open Access
1 Citations
2,810 Views
10 Pages

28 April 2021

Inducing self-motion illusions referred as vection are critical for improving the sensation of walking in virtual environments (VE). Adding viewpoint oscillations to a constant forward velocity in VE is effective for improving vection strength under...

(This article belongs to the Special Issue Multiscale Entropy Approaches and Their Applications II)
  • Article
  • Open Access
5 Citations
5,360 Views
21 Pages

Cross-View Geo-Localization via 3D Gaussian Splatting-Based Novel View Synthesis

  • Xiaokun Ding,
  • Xuanyu Zhang,
  • Shangzhen Song,
  • Bo Li and ,
  • Le Hui and
  • Yuchao Dai
  • + 1 author+ 0 author

8 November 2025

Cross-view geo-localization allows an agent to determine its own position by retrieving the same scene from images taken from dramatically different perspectives. However, image matching and retrieval face significant challenges due to substantial vi...

(This article belongs to the Special Issue Artificial Intelligence Remote Sensing for Earth Observation)
  • Viewpoint
  • Open Access
1,728 Views
6 Pages

Patients with thoracic aortic disease (TAD) frequently seek advice on the safety of commercial air travel. Despite the clinical relevance of this question, robust evidence is virtually absent, and current recommendations rely largely on expert opinio...

(This article belongs to the Special Issue Advances in Aortic Dissection: Pathophysiology, Diagnosis, and Treatment)
  • Article
  • Open Access
11 Citations
4,938 Views
26 Pages

FAEM: Fast Autonomous Exploration for UAV in Large-Scale Unknown Environments Using LiDAR-Based Mapping

  • Xu Zhang,
  • Jiqiang Wang,
  • Shuwen Wang,
  • Mengfei Wang and ,
  • Tao Wang,
  • Zhuowen Feng,
  • Shibo Zhu and
  • Enhui Zheng
  • + 3 authors+ 0 author

10 June 2025

Autonomous exploration is a fundamental challenge for various applications of unmanned aerial vehicles (UAVs). To enhance exploration efficiency in large-scale unknown environments, we propose a Fast Autonomous Exploration Framework (FAEM) designed t...

  • Article
  • Open Access
1 Citations
1,993 Views
22 Pages

NutritionVerse3D2D: Large 3D Object and 2D Image Food Dataset for Dietary Intake Estimation

  • Chi-en Amy Tai,
  • Matthew Keller,
  • Saeejith Nair,
  • Yuhao Chen and ,
  • Yifan Wu,
  • Olivia Markham,
  • Krish Parmar,
  • Pengcheng Xi and
  • Alexander Wong
  • + 4 authors+ 0 author

4 November 2025

Elderly populations often face significant challenges when it comes to dietary intake tracking, often exacerbated by health complications. Unfortunately, conventional diet assessment techniques such as food frequency questionnaires, food diaries, and...

  • Article
  • Open Access
5 Citations
2,358 Views
16 Pages

Real-Time Road Intersection Detection in Sparse Point Cloud Based on Augmented Viewpoints Beam Model

  • Di Hu,
  • Kai Zhang,
  • Xia Yuan,
  • Jiachen Xu and ,
  • Yipan Zhong and
  • Chunxia Zhao
  • + 1 author+ 0 author

31 October 2023

Road intersection is a kind of important navigation landmark, while existing detection methods exhibit clear limitations in terms of their robustness and efficiency. A real-time algorithm for road intersection detection and location in large-scale sp...

(This article belongs to the Special Issue Advances in Mobile Robot Perceptions, Planning, Control and Learning)
  • Article
  • Open Access
3 Citations
3,289 Views
15 Pages

Multi-Proxy Constraint Loss for Vehicle Re-Identification

  • Xu Chen,
  • Haigang Sui,
  • Jian Fang,
  • Mingting Zhou and
  • Chen Wu

9 September 2020

Vehicle re-identification plays an important role in cross-camera tracking and vehicle search in surveillance videos. Large variance in the appearance of the same vehicle captured by different cameras and high similarity of different vehicles with th...

(This article belongs to the Section Sensing and Imaging)
  • Feature Paper
  • Review
  • Open Access
6 Citations
8,262 Views
13 Pages

Gram-positive soil bacteria included in the genus Streptomyces produce a large variety of secondary metabolites in addition to extracellular hydrolytic enzymes. From the industrial and commercial viewpoints, the S. lividans strain has generated great...

(This article belongs to the Special Issue Actinomycetes: The Antibiotics Producers)
  • Article
  • Open Access
45 Citations
5,830 Views
23 Pages

5 March 2021

Unmanned aerial vehicles (UAVs) can capture high-quality aerial photos and have been widely used for large-scale urban 3D reconstruction. However, even with the help of commercial flight control software, it is still a challenging task for non-profes...

  • Article
  • Open Access
8 Citations
2,877 Views
18 Pages

24 August 2023

The large-segment hoisting construction technology for bridges is increasingly widely used due to its flexibility and efficiency, although it also poses challenges to construction monitoring. Traditional monitoring technology is unitary with low data...

(This article belongs to the Special Issue Digital and Intelligent Solutions for Transportation Infrastructure)
  • Article
  • Open Access
2 Citations
1,144 Views
12 Pages

Large-scale scene rendering faces challenges in managing massive scene data and mitigating rendering latency caused by suboptimal loading sequences. Although current approaches utilize Level of Detail (LOD) for dynamic resource loading, two limitatio...

  • Article
  • Open Access
9 Citations
3,680 Views
15 Pages

4 December 2023

Fine-grained classifiers collect information about inter-class variations to best use the underlying minute and subtle differences. The task is challenging due to the minor differences between the colors, viewpoints, and structure in the same class e...

(This article belongs to the Section Artificial Intelligence)
  • Review
  • Open Access
49 Citations
9,228 Views
15 Pages

Progress in the Synthetic Holographic Stereogram Printing Technique

  • Jian Su,
  • Xingpeng Yan,
  • Yingqing Huang,
  • Xiaoyu Jiang and ,
  • Yibei Chen and
  • Teng Zhang
  • + 1 author+ 0 author

23 May 2018

The synthetic holographic stereogram printing technique can achieve a three-dimensional (3D) display of a scene. The development and research status of the synthetic holographic stereogram printing technique is introduced in this paper. We propose a...

(This article belongs to the Special Issue Holography, 3D Imaging and 3D Display)
  • Proceeding Paper
  • Open Access
1,314 Views
6 Pages

Recent advances in Large Language Models (LLMs) have reignited discussions concerning the similarities and differences between human and machine intelligence. This article approaches such questions from the viewpoint of the overarching explanation fo...

(This article belongs to the Proceedings of The 1st International Online Conference of the Journal Philosophies)
  • Review
  • Open Access
62 Citations
12,435 Views
12 Pages

Human T Cell Memory: A Dynamic View

  • Derek C. Macallan,
  • José A. M. Borghans and
  • Becca Asquith

4 February 2017

Long-term T cell-mediated protection depends upon the formation of a pool of memory cells to protect against future pathogen challenge. In this review we argue that looking at T cell memory from a dynamic viewpoint can help in understanding how memor...

(This article belongs to the Special Issue T Cell Memory to Vaccination)
  • Article
  • Open Access
2,179 Views
19 Pages

6 November 2024

Many readers continue to pursue Chinese long novels in the past several decades because of diverse characters and fascinating plots. The climactic chapter is an important part of a Chinese long novel, where the key conflict develops to the extreme po...

  • Article
  • Open Access
2,040 Views
18 Pages

Towards Identifying Objectivity in Short Informal Text

  • Chaowei Zhang,
  • Cheng Zhao,
  • Zewei Zhang and
  • Yuchao Huang

30 May 2025

Short informal texts are increasingly prevalent in modern communication, often containing fragmented grammar, personal opinions, and limited context. Traditional NLP tasks for the texts ordinarily focus on the subjective aspect learning, such as sent...

(This article belongs to the Special Issue Complexity Characteristics of Natural Language)
  • Review
  • Open Access
136 Citations
17,292 Views
14 Pages

Hub Promiscuity in Protein-Protein Interaction Networks

  • Ashwini Patil,
  • Kengo Kinoshita and
  • Haruki Nakamura

26 April 2010

Hubs are proteins with a large number of interactions in a protein-protein interaction network. They are the principal agents in the interaction network and affect its function and stability. Their specific recognition of many different protein partn...

(This article belongs to the Special Issue Advances in Molecular Recognition)
  • Article
  • Open Access
2,726 Views
29 Pages

The present paper addresses the aspectual categories of modern Bulgarian: viewpoint aspect (imperfective vs. perfective), temporal aspect (imperfect vs. aorist), and perfect aspect. More precisely, it concerns their morphological encoding, hierarchic...

(This article belongs to the Special Issue The Aspectual Architecture of the Slavic Verb: Analogies in Different Languages and Other Grammatical Domains)
  • Article
  • Open Access
2 Citations
3,264 Views
23 Pages

2 June 2020

Motzkin and Fredkin spin chains exhibit the extraordinary amount of entanglement scaling as a square-root of the volume, which is beyond logarithmic scaling in the ordinary critical systems. Intensive study of such spin systems is urged to reveal nov...

(This article belongs to the Special Issue Selected Papers: 10th Mathematical Physics Meeting)
  • Article
  • Open Access
6 Citations
9,147 Views
28 Pages

12 January 2018

Now that modern infrastructure systems are moving toward an increased use of automation in their day-to-day operations, there is an emerging need for new approaches to the formal analysis and validation of system functionality with respect to correct...

  • Article
  • Open Access
3 Citations
3,782 Views
16 Pages

To promote the development of deep learning for feature matching, image registration, and three-dimensional reconstruction, we propose a method of constructing a deep learning benchmark dataset for affine-invariant feature matching. Existing images o...

  • Article
  • Open Access
52 Citations
6,379 Views
27 Pages

25 July 2019

With the rapid increase of terrestrial laser scanner (TLS) applications, especially for the high-accuracy modelling of large-volume objects, a design system is needed to provide solutions for both scanner and target placement that can meet the projec...

  • Viewpoint
  • Open Access
25 Citations
10,569 Views
16 Pages

Hydrogen-Based Energy Storage Systems for Large-Scale Data Center Applications

  • Asha-Dee N. Celestine,
  • Martin Sulic,
  • Marika Wieliczko and
  • Ned T. Stetson

16 November 2021

Global demand for data and data access has spurred the rapid growth of the data center industry. To meet demands, data centers must provide uninterrupted service even during the loss of primary power. Service providers seeking ways to eliminate their...

(This article belongs to the Special Issue Hydrogen Energy Systems for Energy Storage Applications)
  • Article
  • Open Access
454 Views
27 Pages

Quantifying the Frontal-to-Ceiling Domain Gap for YOLO-Based Hand Gesture Recognition in Smart Homes

  • Ufuk Beşenk,
  • Sarp Ege Nayim,
  • Ömür Öcal,
  • Mehmet Öztemel and ,
  • Ahmet Özkurt and
  • Mustafa Alper Selver
  • + 1 author+ 0 author

9 September 2026

Vision-based hand gesture recognition (HGR) systems are predominantly developed for frontal camera viewpoints, whereas smart-home cameras are often ceiling-mounted, creating a viewpoint-induced domain gap. To investigate this issue, we collected and...

(This article belongs to the Section Sensing and Imaging)
  • Article
  • Open Access
33 Citations
7,733 Views
25 Pages

Automated Visual Recognizability Evaluation of Traffic Sign Based on 3D LiDAR Point Clouds

  • Shanxin Zhang,
  • Cheng Wang,
  • Lili Lin,
  • Chenglu Wen and ,
  • Chenhui Yang,
  • Zhemin Zhang and
  • Jonathan Li
  • + 2 authors+ 0 author

19 June 2019

Maintaining the high visual recognizability of traffic signs for traffic safety is a key matter for road network management. Mobile Laser Scanning (MLS) systems provide efficient way of 3D measurement over large-scale traffic environment. This paper...

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