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310 Results Found

  • Article
  • Open Access
1 Citations
1,489 Views
19 Pages

23 July 2025

Aftershocks are inevitable phenomena following a mainshock, especially after a major earthquake. However, the cumulative damage caused by aftershocks and its impact on structural performance evaluation has only recently received significant attention...

(This article belongs to the Section Building Structures)
  • Article
  • Open Access
12 Citations
4,500 Views
40 Pages

28 February 2022

The steel damper column is an energy-dissipating member that is suitable for reinforced concrete (RC) buildings and those used for multistory housing in particular. However, the effectiveness of steel damper columns may be affected by the behavior of...

(This article belongs to the Collection Structural Analysis for Earthquake-Resistant Design of Buildings)
  • Article
  • Open Access
21 Citations
10,282 Views
19 Pages

Att-BiL-SL: Attention-Based Bi-LSTM and Sequential LSTM for Describing Video in the Textual Formation

  • Shakil Ahmed,
  • A F M Saifuddin Saif,
  • Md Imtiaz Hanif,
  • Md Mostofa Nurannabi Shakil and ,
  • Md Mostofa Jaman,
  • Md Mazid Ul Haque,
  • Siam Bin Shawkat,
  • Jahid Hasan,
  • Borshan Sarker Sonok and
  • Hasan Muhommod Sabbir
  • + 6 authors+ 1 author

29 December 2021

With the advancement of the technological field, day by day, people from around the world are having easier access to internet abled devices, and as a result, video data is growing rapidly. The increase of portable devices such as various action came...

(This article belongs to the Special Issue Applications of Machine Learning to Image, Video, Text and Bioinformatic Analysis)
  • Communication
  • Open Access
1,066 Views
11 Pages

Optimizing Risk Communication for Lynch Syndrome: Results of a Randomized Controlled Trial of Visual Arrays for Genetic Testing

  • Jordan N. Keels,
  • Viktoriya Babicheva,
  • Isabella R. McDonald,
  • Jessica K. Witt and
  • Andrew A. Dwyer

25 April 2026

Background/Objectives: We aimed to test two different visual arrays for helping individuals accurately interpret colorectal cancer risk in Lynch syndrome. We also sought to examine factors associated with intention to share genetic test results with...

(This article belongs to the Section Cancer Survivorship and Quality of Life)
  • Article
  • Open Access
2 Citations
4,285 Views
15 Pages

FASSVid: Fast and Accurate Semantic Segmentation for Video Sequences

  • Jose Portillo-Portillo,
  • Gabriel Sanchez-Perez,
  • Linda K. Toscano-Medina,
  • Aldo Hernandez-Suarez and ,
  • Jesus Olivares-Mercado,
  • Hector Perez-Meana,
  • Pablo Velarde-Alvarado,
  • Ana Lucila Sandoval Orozco and
  • Luis Javier García Villalba
  • + 4 authors+ 0 author

7 July 2022

Most of the methods for real-time semantic segmentation do not take into account temporal information when working with video sequences. This is counter-intuitive in real-world scenarios where the main application of such methods is, precisely, being...

(This article belongs to the Collection Entropy-Based Applied Cryptography and Enhanced Security for Future IT Environments)
  • Article
  • Open Access
572 Views
17 Pages

2s-DAS: Two-Stream Diffusion with Multi-Modal Fusion for Temporal Action Segmentation

  • Ce Li,
  • Xuli Guo,
  • Ruijie Wang,
  • Kaipan Zhao and ,
  • Linlin Yang and
  • Fang Wan
  • + 1 author+ 0 author

Human temporal action segmentation (TAS) is a fundamental video understanding task aimed at partitioning untrimmed videos into semantically coherent action segments. While temporal convolutional networks and transformers have significantly improved f...

(This article belongs to the Topic Visual Computing and Understanding: New Developments and Trends)
  • Feature Paper
  • Article
  • Open Access
19 Citations
4,396 Views
14 Pages

27 August 2022

I review and extend the set of unifying principles that allow comparing all models of opinion dynamics within one single frame. Within the Global Unifying Frame (GUF), any specific update rule chosen to study opinion dynamics for discrete individual...

(This article belongs to the Special Issue Statistical Physics of Opinion Formation and Social Phenomena)
  • Article
  • Open Access
10 Citations
8,844 Views
19 Pages

Dense Descriptors for Optical Flow Estimation: A Comparative Study

  • Ahmadreza Baghaie,
  • Roshan M. D’Souza and
  • Zeyun Yu

25 February 2017

Estimating the displacements of intensity patterns between sequential frames is a very well-studied problem, which is usually referred to as optical flow estimation. The first assumption among many of the methods in the field is the brightness consta...

  • Article
  • Open Access
2 Citations
2,310 Views
14 Pages

30 March 2024

Sequentially timed all-optical mapping photography is one of the main emerging ultra-fast detection technologies that can be widely applicable to ultra-fast detection at the picosecond level in fields such as materials and life sciences. We propose a...

(This article belongs to the Special Issue Optical Sensing and Technologies)
  • Article
  • Open Access
596 Views
27 Pages

ULSTM: Multi-Scale and Full-Level Temporal Consistency for Traffic Anomaly Detection

  • Borja Pérez,
  • Mario Resino,
  • Jaime Godoy,
  • Abdulla Al-Kaff and
  • Fernando García

Urban traffic anomaly detection is essential for intelligent transportation systems, particularly in smart city environments where fast identification of abnormal events can improve road safety and traffic management. This work proposes a novel ULSTM...

(This article belongs to the Section Smart Urban Mobility, Transport, and Logistics)
  • Article
  • Open Access
5 Citations
4,813 Views
8 Pages

24 October 2017

Most of the retinal prostheses use a head-fixed camera and a video processing unit. Some studies proposed various image processing methods to improve visual perception for patients. However, previous studies only focused on using spatial information....

(This article belongs to the Special Issue Biomedical Sensors and Systems 2017)
  • Article
  • Open Access
494 Views
20 Pages

Learning Adaptive Search with Reinforcement Learning for Small and Fast Object Tracking

  • Binrui Liu,
  • Xinyi Bo,
  • Wenbin Luo,
  • Haolun Li and ,
  • Jingqi Wang,
  • Ge Zheng and
  • Shuiwang Li
  • + 2 authors+ 0 author

14 September 2026

The persistent challenge in visual object tracking, particularly for small and fast-moving targets, lies in the trade-off between effective resolution and contextual information. Fixed search regions cannot adapt to variations in target scale and mot...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
38 Citations
8,678 Views
18 Pages

4 September 2018

Articulation modeling, feature extraction, and classification are the important components of pedestrian segmentation. Usually, these components are modeled independently from each other and then combined in a sequential way. However, this approach i...

  • Article
  • Open Access
684 Views
35 Pages

17 June 2026

Cameras and IMUs on heavy mining trucks supply the visual signal that Advanced Driver Assistance Systems (ADASs) use in open-pit operations. Haul roads in a surface mine are unstructured and unmarked, so a perception model must be both accurate and f...

(This article belongs to the Section Vehicular Sensing)
  • Article
  • Open Access
555 Views
21 Pages

2 July 2026

Robust estimation of camera trajectories from unconstrained image sequences remains a fundamental problem in computer vision and robotics. Recently, a diffusion-based camera tracking network has shown strong performance in sparse-view and single-obje...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
7 Citations
3,875 Views
14 Pages

23 July 2022

The booming haptic data significantly improve the users’ immersion during multimedia interaction. As a result, the study of a Haptic-based Interaction System has attracted the attention of the multimedia community. To construct such a system, a...

(This article belongs to the Collection Advances in Deep-Learning-Based Sensing, Imaging, and Video Processing)
  • Article
  • Open Access
295 Views
18 Pages

17 September 2026

Sensorless freehand three-dimensional (3D) ultrasound reconstruction eliminates the need for external tracking devices but remains challenging due to speckle noise, weak textures, ambiguous anatomical boundaries, and the computational cost of existin...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
2 Citations
5,752 Views
17 Pages

4 August 2019

Semi-supervised video object segmentation (VOS) has obtained significant progress in recent years. The general purpose of VOS methods is to segment objects in video sequences provided with a single annotation in the first frame. However, many of the...

(This article belongs to the Special Issue Novel Machine Learning Approaches for Intelligent Big Data 2019)
  • Article
  • Open Access
369 Views
24 Pages

Robust Image Stitching for Railway Wagon Inspection in Uncontrolled Outdoor Environments

  • Alejandro Diaz-Diaz,
  • Francisco Parrilla and
  • Luis M. Bergasa

19 September 2026

Railway wagon inspection is a key enabler of digital railway operations and intelligent asset management that requires a complete view of each wagon side, which a fixed trackside area-scan camera cannot capture in a single frame as the train passes....

(This article belongs to the Section Sensing and Imaging)
  • Article
  • Open Access
2 Citations
6,557 Views
14 Pages

14 February 2022

In this paper, the parametric analysis of the thermal and structural response of a two-storey, single-zone steel frame building on fire is made considering different parameters Monte Carlo simulation is used to generate random variables for the openi...

(This article belongs to the Special Issue Performance-Based Design in Structural Fire Engineering)
  • Article
  • Open Access
10 Citations
3,722 Views
15 Pages

27 May 2021

The field of research related to video data has difficulty in extracting not only spatial but also temporal features and human action recognition (HAR) is a representative field of research that applies convolutional neural network (CNN) to video dat...

(This article belongs to the Special Issue Deep Learning-Based Action Recognition)
  • Article
  • Open Access
4 Citations
1,609 Views
27 Pages

29 January 2026

Human activity recognition in privacy-sensitive indoor environments requires sensing modalities that remain robust under illumination variation and background clutter while preserving user anonymity. To this end, this study proposes a lightweight rad...

(This article belongs to the Special Issue AI-Based Computer Vision Sensors & Systems—2nd Edition)
  • Article
  • Open Access
58 Citations
8,625 Views
14 Pages

11 May 2017

Human activity recognition is an important area in computer vision, with its wide range of applications including ambient assisted living. In this paper, an activity recognition system based on skeleton data extracted from a depth camera is presented...

(This article belongs to the Special Issue Video Analysis and Tracking Using State-of-the-Art Sensors)
  • Article
  • Open Access
19 Citations
10,367 Views
21 Pages

6 October 2018

This paper presents a real-time, robust and low-drift depth-only SLAM (simultaneous localization and mapping) method for depth cameras by utilizing both dense range flow and sparse geometry features from sequential depth images. The proposed method i...

(This article belongs to the Special Issue Depth Sensors and 3D Vision)
  • Article
  • Open Access
23 Citations
9,071 Views
17 Pages

Design and Experiment of a Novel Façade Cleaning Robot with a Biped Mechanism

  • Shunsuke Nansai,
  • Keichi Onodera,
  • Prabakaran Veerajagadheswar,
  • Mohan Rajesh Elara and
  • Masami Iwase

26 November 2018

Façade cleaning in high-rise buildings has always been considered a hazardous task when carried out by labor forces. Even though numerous studies have focused on the development of glass façade cleaning systems, the available technologi...

(This article belongs to the Special Issue Advanced Mobile Robotics)
  • Article
  • Open Access
19 Citations
8,728 Views
12 Pages

Markerless Dog Pose Recognition in the Wild Using ResNet Deep Learning Model

  • Srinivasan Raman,
  • Rytis Maskeliūnas and
  • Robertas Damaševičius

24 December 2021

The analysis and perception of behavior has usually been a crucial task for researchers. The goal of this paper is to address the problem of recognition of animal poses, which has numerous applications in zoology, ecology, biology, and entertainment....

(This article belongs to the Special Issue Feature Paper in Computers)
  • Article
  • Open Access
31 Citations
3,712 Views
18 Pages

Research on Insulator Defect Detection Based on an Improved MobilenetV1-YOLOv4

  • Shanyong Xu,
  • Jicheng Deng,
  • Yourui Huang,
  • Liuyi Ling and
  • Tao Han

2 November 2022

Insulator devices are important for transmission lines, and defects such as insulator bursting and string loss affect the safety of transmission lines. In this study, we aim to investigate the problems of slow detection speed and low efficiency of tr...

(This article belongs to the Special Issue Statistical Machine Learning with High-Dimensional Data and Image Analysis)
  • Article
  • Open Access
11 Views
20 Pages

Prompt-Free Metal Crack Video Segmentation Using an Adapted SAM2

  • Wenqin Jiang,
  • Boyue Xu,
  • Ruonan Zhang,
  • Pengyu Wei and ,
  • Ke Wang and
  • Jia Bei
  • + 1 author+ 0 author

10 November 2026

Given sequential metal-surface images, crack video segmentation seeks accurate crack masks and stable crack-tip localization across frames. Thin cracks with low contrasts are difficult to distinguish from the background, and specimen motion further c...

(This article belongs to the Special Issue Image Processing and Analysis in Sensor-Based Object Detection)
  • Article
  • Open Access
329 Views
22 Pages

27 June 2026

Composite-score estimation (or assessment auditing) and student profiling are two fundamental tasks in Educational Data Mining (EDM). However, existing studies often treat them as separate problems, typically adopting a sequential pipeline in which c...

(This article belongs to the Special Issue Applications of Artificial Intelligence Technologies for Education)
  • Article
  • Open Access
1 Citations
1,188 Views
17 Pages

TSFNet: A Two-Stage Fusion Network for Visual–Inertial Odometry

  • Shuai Wang,
  • Yuntao Liang,
  • Jiongxun Lin,
  • Yuxi Gan and ,
  • Mengping Zhong,
  • Xia Yin and
  • Bao Peng
  • + 2 authors+ 0 author

30 November 2025

In autonomous operations of unmanned aerial vehicles (UAVs), accurate pose estimation is a core prerequisite for achieving autonomous navigation, obstacle avoidance, and task execution. To address the challenge of localization in GNSS-denied environm...

  • Article
  • Open Access
746 Views
27 Pages

Influencer Characteristics and International Travel Intentions: The Sequential Mediating Roles of FOMO and Trust Among Generation Y and Z Social Media Users

  • Mohammed Benyahia,
  • Abdesselam Belahoual Aouad,
  • Abdallah Mahieddine,
  • Maria Nascimento Cunha and
  • Vuk Mirčetić

1 October 2026

Due to the emergence of social media platforms and the expanding role of influencers in digital tourism, this study aims to explore the structural mechanism through which social media influencer characteristics shape international travel intentions....

  • Article
  • Open Access
4 Citations
3,685 Views
17 Pages

This paper investigates the performance of the forthcoming lunar navigation satellite systems for estimating not only the position of an onboard receiver in a lunar inertial reference frame but also, and with a consistent accuracy, the relative posit...

(This article belongs to the Special Issue GNC for the Moon, Mars, and Beyond)
  • Article
  • Open Access
9 Citations
7,442 Views
13 Pages

8 June 2017

Magnetometers provide compass information, and are widely used for navigation, orientation and alignment of objects. As magnetometers are affected by sensor biases and eventually by systematic distortions of the Earth magnetic field, a calibration is...

(This article belongs to the Special Issue Magnetoelectric Heterostructures and Sensors)
  • Article
  • Open Access
528 Views
20 Pages

Research on Incremental Geometrical Reconstruction Method of Building Structures Based on Point Clouds

  • Xian Cao,
  • Changyu Qian,
  • Hanqiang Deng,
  • Xiangrong Ni and ,
  • Hao Chen,
  • Lun Zhang and
  • Jian Huang
  • + 2 authors+ 0 author

With the development of intelligent unmanned systems, it is important for indoor mobile mapping and structural perception to reconstruct building structures in a timely manner from sequential LiDAR point clouds. However, many existing reconstruction...

(This article belongs to the Special Issue Indoor Mobile Mapping and Location-Based Knowledge Services)
  • Article
  • Open Access
10 Citations
2,813 Views
14 Pages

Violent Video Recognition by Using Sequential Image Collage

  • Yueh-Shen Tu,
  • Yu-Shian Shen,
  • Yuk Yii Chan,
  • Lei Wang and
  • Jenhui Chen

13 March 2024

Identifying violent activities is important for ensuring the safety of society. Although the Transformer model contributes significantly to the field of behavior recognition, it often requires a substantial volume of data to perform well. Since exist...

(This article belongs to the Special Issue Data Fusion and Artificial Intelligence Applications in Remote Sensing)
  • Article
  • Open Access
3 Citations
1,358 Views
26 Pages

9 July 2025

Despite the pivotal role of unmanned aerial vehicles (UAVs) in intelligent inspection tasks, existing video instance segmentation methods struggle with irregular deforming targets, leading to inconsistent segmentation results due to ineffective featu...

(This article belongs to the Section Sensing and Imaging)
  • Article
  • Open Access
2 Citations
2,000 Views
27 Pages

Image Processing Algorithms Analysis for Roadside Wild Animal Detection

  • Mindaugas Knyva,
  • Darius Gailius,
  • Šarūnas Kilius,
  • Aistė Kukanauskaitė and ,
  • Pranas Kuzas,
  • Gintautas Balčiūnas,
  • Asta Meškuotienė and
  • Justina Dobilienė
  • + 3 authors+ 0 author

19 September 2025

The study presents a comparative analysis of five distinct image processing methodologies for roadside wild animal detection using thermal imagery, aiming to identify an optimal approach for embedded system implementation to mitigate wildlife–v...

(This article belongs to the Special Issue Energy Harvesting and Machine Learning in IoT Sensors)
  • Article
  • Open Access
2 Citations
1,423 Views
33 Pages

This paper evaluates the time-dependent fragility and post-earthquake residual seismic performance of existing steel frame columns in offshore atmospheric environments. Based on experimental research, the seismic failure mechanism and deterioration l...

(This article belongs to the Section Building Structures)
  • Article
  • Open Access
1,723 Views
30 Pages

Real-Time 2D Orthomosaic Mapping from UAV Video via Feature-Based Image Registration

  • Se-Yun Hwang,
  • Seunghoon Oh,
  • Jae-Chul Lee,
  • Soon-Sub Lee and
  • Changsoo Ha

22 February 2026

This study presents a real-time framework for generating two-dimensional (2D) orthomosaic maps directly from UAV video. The method targets operational scenarios in which a continuously updated 2D overview is required during flight or immediately afte...

(This article belongs to the Section Robotics and Automation)
  • Article
  • Open Access
32 Citations
3,588 Views
13 Pages

Fast Overlapping Block Processing Algorithm for Feature Extraction

  • Sadiq H. Abdulhussain,
  • Basheera M. Mahmmod,
  • Jan Flusser,
  • Khaled A. AL-Utaibi and
  • Sadiq M. Sait

1 April 2022

In many video and image processing applications, the frames are partitioned into blocks, which are extracted and processed sequentially. In this paper, we propose a fast algorithm for calculation of features of overlapping image blocks. We assume the...

(This article belongs to the Special Issue Symmetries of Difference Equations, Special Functions and Orthogonal Polynomials)
  • Article
  • Open Access
4 Citations
3,285 Views
34 Pages

20 January 2023

We present a method to acquire 3D position measurements for decentralized target tracking with an asynchronous camera network. Cameras with known poses have fields of view with overlapping projections on the ground and 3D volumes above a reference gr...

(This article belongs to the Section Sensor Networks)
  • Article
  • Open Access
698 Views
21 Pages

Autonomous docking is a core capability enabling full autonomy of unmanned surface vehicles (USVs), whose practical deployment demands visual pose estimation with high efficiency, temporal stability, and closed-loop control compatibility. This paper...

(This article belongs to the Special Issue Advances in Artificial Intelligence, Robotics, and Control)
  • Article
  • Open Access
68 Citations
13,214 Views
13 Pages

Sign language is a complex language that uses hand gestures, body movements, and facial expressions and is majorly used by the deaf community. Sign language recognition (SLR) is a popular research domain as it provides an efficient and reliable solut...

(This article belongs to the Special Issue Applications of Artificial Intelligence in Image and Video Processing)
  • Article
  • Open Access
1 Citations
2,573 Views
14 Pages

Security in Transformer Visual Trackers: A Case Study on the Adversarial Robustness of Two Models

  • Peng Ye,
  • Yuanfang Chen,
  • Sihang Ma,
  • Feng Xue and ,
  • Noel Crespi,
  • Xiaohan Chen and
  • Xing Fang
  • + 2 authors+ 0 author

22 July 2024

Visual object tracking is an important technology in camera-based sensor networks, which has a wide range of practicability in auto-drive systems. A transformer is a deep learning model that adopts the mechanism of self-attention, and it differential...

(This article belongs to the Section Physical Sensors)
  • Article
  • Open Access
1 Citations
2,093 Views
15 Pages

Enhanced Cerebrovascular Extraction Using Vessel-Specific Preprocessing of Time-Series Digital Subtraction Angiograph

  • Taehun Hong,
  • Seonyoung Hong,
  • Eonju Do,
  • Hyewon Ko and ,
  • Kyuseok Kim and
  • Youngjin Lee
  • + 1 author+ 0 author

25 August 2025

Accurate cerebral vasculature segmentation using digital subtraction angiography (DSA) is critical for diagnosing and treating cerebrovascular diseases. However, conventional single-frame analysis methods often fail to capture fine vascular structure...

(This article belongs to the Special Issue Recent Advances in Biomedical Optics and Biophotonics)
  • Article
  • Open Access
10 Citations
2,562 Views
22 Pages

20 June 2025

To improve the post-earthquake resilience evaluation of concrete buildings with various construction types, this study presents a generalized recovery-based framework that ext-ends the FEMA P-58 methodology. The proposed method introduces a dynamic r...

(This article belongs to the Special Issue Seismic Resistant Design and Analysis for Building Structures and Infrastructure Systems)
  • Article
  • Open Access
2 Citations
1,110 Views
17 Pages

13 October 2025

Understanding occupant behavior is critical for enhancing safety and situational awareness in intelligent transportation systems. This study investigates multimodal occupant behavior recognition using sequential inputs extracted from 2D pose, 2D gaze...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
131 Citations
15,861 Views
23 Pages

A Proposal for Multimodal Emotion Recognition Using Aural Transformers and Action Units on RAVDESS Dataset

  • Cristina Luna-Jiménez,
  • Ricardo Kleinlein,
  • David Griol,
  • Zoraida Callejas and ,
  • Juan M. Montero and
  • Fernando Fernández-Martínez
  • + 1 author+ 0 author

30 December 2021

Emotion recognition is attracting the attention of the research community due to its multiple applications in different fields, such as medicine or autonomous driving. In this paper, we proposed an automatic emotion recognizer system that consisted o...

(This article belongs to the Special Issue IberSPEECH 2020: Speech and Language Technologies for Iberian Languages)
  • Article
  • Open Access
4 Citations
5,018 Views
28 Pages

The present study sought to examine the effect of dual language activation on L1 speech in late English–Austrian German sequential bilinguals, and to identify relevant predictor variables. To this end, we compared the English speech patterns of adult...

(This article belongs to the Special Issue Social and Psychological Factors in Bilingual Speech Production)
  • Article
  • Open Access
13 Citations
9,512 Views
19 Pages

Fast Rate Estimation for RDO Mode Decision in HEVC

  • Maxim P. Sharabayko and
  • Oleg G. Ponomarev

19 December 2014

The latter-day H.265/HEVC video compression standard is able to provide two-times higher compression efficiency compared to the current industrial standard, H.264/AVC. However, coding complexity also increased. The main bottleneck of the compression...

(This article belongs to the Section Information Theory, Probability and Statistics)

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