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388 Results Found

  • Article
  • Open Access
5 Citations
3,306 Views
14 Pages

Dynamic Community Detection Based on Evolutionary DeepWalk

  • Song Qu,
  • Yuqing Du,
  • Mu Zhu,
  • Guan Yuan,
  • Jining Wang,
  • Yanmei Zhang and
  • Xiangyu Duan

11 November 2022

To fully characterize the evolution process of the topological structure of dynamic communities, we propose a dynamic community detection based on Evolutionary DeepWalk (DEDW) for the high-dimensional data and dynamic characteristics. First, DEDW sol...

  • Article
  • Open Access
237 Views
20 Pages

Deep learning has become a popular topic among scholars and has attracted widespread attention. However, deep learning methods typically require large datasets to determine model parameters and can only process data in batches. To address the challen...

  • Article
  • Open Access
25 Citations
2,146 Views
20 Pages

Background: In recent years, micro ribonucleic acids (miRNAs) have been recognized as key regulators in numerous biological processes, particularly in the development and progression of diseases. As a result, extensive research has focused on uncover...

  • Article
  • Open Access
3 Citations
2,020 Views
16 Pages

22 August 2024

The design of transportation networks is generally performed on the basis of the division of a metropolitan region into communities. With the combination of the scale, population density, and travel characteristics of each community, the transportati...

  • Article
  • Open Access
14 Citations
3,320 Views
13 Pages

13 May 2023

Developing urban functional zone classification method to study urban spatial structure is a hotspot in current research. Using the word embedding model to excavate spatial relationship of the geographic elements in urban functional zones is an impor...

  • Article
  • Open Access
5 Citations
3,189 Views
19 Pages

Cryptocurrencies have experienced a surge in popularity, paralleled by an increase in phishing scams exploiting their transactional networks. Therefore, detecting anomalous transactions in the complex structure of cryptocurrency transaction data and...

  • Article
  • Open Access
921 Views
15 Pages

20 March 2025

This paper introduces DeeWaNA, an unsupervised network representation learning framework that unifies random walk strategies and neighborhood aggregation mechanisms to improve node classification performance. Unlike existing methods that treat these...

  • Article
  • Open Access
6 Citations
4,090 Views
13 Pages

Walking Speed Classification from Marker-Free Video Images in Two-Dimension Using Optimum Data and a Deep Learning Method

  • Tasriva Sikandar,
  • Sam Matiur Rahman,
  • Dilshad Islam,
  • Md. Asraf Ali,
  • Md. Abdullah Al Mamun,
  • Mohammad Fazle Rabbi,
  • Kamarul H. Ghazali,
  • Omar Altwijri,
  • Mohammed Almijalli and
  • Nizam U. Ahamed

Walking speed is considered a reliable assessment tool for any movement-related functional activities of an individual (i.e., patients and healthy controls) by caregivers and clinicians. Traditional video surveillance gait monitoring in clinics and a...

  • Article
  • Open Access
2,359 Views
12 Pages

27 May 2022

This study identifies seven human subjects’ walking features by training a deep learning model with sensor data. Using the proposed Mobile Health Application developed for collecting sensor data from an Android device, we collected data from hu...

  • Article
  • Open Access
10 Citations
4,291 Views
16 Pages

Using a Deep Learning Method and Data from Two-Dimensional (2D) Marker-Less Video-Based Images for Walking Speed Classification

  • Tasriva Sikandar,
  • Mohammad F. Rabbi,
  • Kamarul H. Ghazali,
  • Omar Altwijri,
  • Mahdi Alqahtani,
  • Mohammed Almijalli,
  • Saleh Altayyar and
  • Nizam U. Ahamed

17 April 2021

Human body measurement data related to walking can characterize functional movement and thereby become an important tool for health assessment. Single-camera-captured two-dimensional (2D) image sequences of marker-less walking individuals might be a...

  • Article
  • Open Access
17 Citations
9,144 Views
30 Pages

The difficult task of creating reliable mobility for humanoid robots has been studied for decades. Even though several different walking strategies have been put forth and walking performance has substantially increased, stability still needs to catc...

  • Feature Paper
  • Article
  • Open Access
84 Citations
9,565 Views
15 Pages

A Deep Learning Approach to EMG-Based Classification of Gait Phases during Level Ground Walking

  • Christian Morbidoni,
  • Alessandro Cucchiarelli,
  • Sandro Fioretti and
  • Francesco Di Nardo

Correctly identifying gait phases is a prerequisite to achieve a spatial/temporal characterization of muscular recruitment during walking. Recent approaches have addressed this issue by applying machine learning techniques to treadmill-walking data....

  • Article
  • Open Access
5 Citations
4,647 Views
22 Pages

This study evaluates the performance of seven deep learning methods for recognizing motion patterns in Up-and-Go pole walking exercises, aiming to improve rehabilitation technologies for the elderly population. For the ageing population, improving th...

  • Article
  • Open Access
1 Citations
1,224 Views
41 Pages

Entropy, Irreversibility, and Time-Series Deep Learning of Kinematic and Kinetic Data for Gait Classification in Children with Cerebral Palsy, Idiopathic Toe Walking, and Hereditary Spastic Paraplegia

  • Alfonso de Gorostegui,
  • Massimiliano Zanin,
  • Juan-Andrés Martín-Gonzalo,
  • Javier López-López,
  • David Gómez-Andrés,
  • Damien Kiernan and
  • Estrella Rausell

7 July 2025

The use of gait analysis to differentiate among paediatric populations with neurological and developmental conditions such as idiopathic toe walking (ITW), cerebral palsy (CP), and hereditary spastic paraplegia (HSP) remains challenging due to the in...

  • Article
  • Open Access
4 Citations
2,475 Views
25 Pages

Quality of Life Prediction on Walking Scenes Using Deep Neural Networks and Performance Improvement Using Knowledge Distillation

  • Thanasit Rithanasophon,
  • Kitsaphon Thitisiriwech,
  • Pittipol Kantavat,
  • Boonserm Kijsirikul,
  • Yuji Iwahori,
  • Shinji Fukui,
  • Kazuki Nakamura and
  • Yoshitsugu Hayashi

The well-being of residents is a top priority for megacities, which is why urban design and sustainable development are crucial topics. Quality of Life (QoL) is used as an effective key performance index (KPI) to measure the efficiency of a city plan...

  • Article
  • Open Access
10 Citations
3,818 Views
23 Pages

21 November 2022

In small and medium-sized cities of China, walking plays an important role as a green and healthy way to travel. However, the intensification of motorized travel and poor planning of pedestrian transportation systems have resulted in poor travel expe...

  • Article
  • Open Access
21 Citations
5,207 Views
17 Pages

Forecasting the Walking Assistance Rehabilitation Level of Stroke Patients Using Artificial Intelligence

  • Kanghyeon Seo,
  • Bokjin Chung,
  • Hamsa Priya Panchaseelan,
  • Taewoo Kim,
  • Hyejung Park,
  • Byungmo Oh,
  • Minho Chun,
  • Sunjae Won,
  • Donkyu Kim and
  • Jihoon Yang
  • + 2 authors

Cerebrovascular accidents (CVA) cause a range of impairments in coordination, such as a spectrum of walking impairments ranging from mild gait imbalance to complete loss of mobility. Patients with CVA need personalized approaches tailored to their de...

  • Article
  • Open Access
10 Citations
7,491 Views
17 Pages

26 September 2024

Walking robots have been widely applied in complex terrains due to their good terrain adaptability and trafficability. However, in some environments (such as disaster relief, field navigation, etc.), although a single strategy can adapt to various en...

  • Article
  • Open Access
625 Views
20 Pages

Outdoor Walking Classification Based on Inertial Measurement Unit and Foot Pressure Sensor Data

  • Oussama Jlassi,
  • Jill Emmerzaal,
  • Gabriella Vinco,
  • Frederic Garcia,
  • Christophe Ley,
  • Bernd Grimm and
  • Philippe C. Dixon

30 December 2025

(1) Background: Navigating surfaces during walking can alter gait patterns. This study aims to develop tools for automatic walking condition classification using inertial measurement unit (IMU) and foot pressure sensors. We compared sensor modalities...

  • Article
  • Open Access
4 Citations
33,428 Views
16 Pages

16 October 2015

In 1921 the photographer, antiquarian and amateur archaeologist Alfred Watkins, delivered his newly formed thesis on the origins of ancient alignments in the west of England to the Woolhope Naturalists’ Field Club of Hereford. Watkins posited a corre...

  • Communication
  • Open Access
13 Citations
4,214 Views
12 Pages

18 June 2021

Classification of terrain is a vital component in giving suitable control to a walking assistive device for the various walking conditions. Although surface electromyography (sEMG) signals have been combined with inputs from other sensors to detect w...

  • Article
  • Open Access
41 Citations
5,295 Views
21 Pages

4 November 2021

Hydrogel has a complex network structure with inhomogeneous and random distribution of polymer chains. Much effort has been paid to fully understand the relationship between mesoscopic network structure and macroscopic mechanical properties of hydrog...

  • Feature Paper
  • Article
  • Open Access
21 Citations
4,783 Views
14 Pages

Recognition of Gait Phases with a Single Knee Electrogoniometer: A Deep Learning Approach

  • Francesco Di Nardo,
  • Christian Morbidoni,
  • Alessandro Cucchiarelli and
  • Sandro Fioretti

Artificial neural networks were satisfactorily implemented for assessing gait events from different walking data. This study aims to propose a novel approach for recognizing gait phases and events, based on deep-learning analysis of only sagittal kne...

  • Article
  • Open Access
3 Citations
2,840 Views
19 Pages

15 December 2023

In this study, we introduce a novel framework that combines human motion parameterization from a single inertial sensor, motion synthesis from these parameters, and biped robot motion control using the synthesized motion. This framework applies advan...

  • Article
  • Open Access
8 Citations
6,061 Views
11 Pages

Outcome in Cats with Acute Onset of Severe Thoracolumbar Spinal Cord Injury Following Physical Rehabilitation

  • Antonella Gallucci,
  • Ludovica Dragone,
  • Tania Al Kafaji,
  • Marika Menchetti,
  • Sara Del Magno and
  • Gualtiero Gandini

29 January 2021

The literature is lacking data concerning the prognosis in cats suffering from naturally occurring acute onset of thoracolumbar (TL) spinal cord injury that are undergoing rehabilitation therapy. Therefore, we investigated the effect of physical reha...

  • Article
  • Open Access
2 Citations
3,272 Views
13 Pages

7 August 2022

In terms of gait recognition, face recognition is currently the most commonly used technology with high accuracy. However, in an image, there is not necessarily a face. Therefore, face recognition cannot be used if there is no face at all. However, w...

  • Article
  • Open Access
15 Citations
5,107 Views
25 Pages

Recognition of Fine-Grained Walking Patterns Using a Smartwatch with Deep Attentive Neural Networks

  • Hyejoo Kim,
  • Hyeon-Joo Kim,
  • Jinyoon Park,
  • Jeh-Kwang Ryu and
  • Seung-Chan Kim

24 September 2021

Generally, people do various things while walking. For example, people frequently walk while looking at their smartphones. Sometimes we walk differently than usual; for example, when walking on ice or snow, we tend to waddle. Understanding walking pa...

  • Article
  • Open Access
6 Citations
3,172 Views
20 Pages

16 August 2024

The three Ground Reaction Force (GRF) components can be estimated using pressure insole sensors. In this paper, we compare the accuracy of estimating GRF components for both feet using six methods: three Deep Learning (DL) methods (Artificial Neural...

  • Article
  • Open Access
12 Citations
4,517 Views
20 Pages

Implementation of Deep Deterministic Policy Gradients for Controlling Dynamic Bipedal Walking

  • Chujun Liu,
  • Andrew G. Lonsberry,
  • Mark J. Nandor,
  • Musa L. Audu,
  • Alexander J. Lonsberry and
  • Roger D. Quinn

A control system for bipedal walking in the sagittal plane was developed in simulation. The biped model was built based on anthropometric data for a 1.8 m tall male of average build. At the core of the controller is a deep deterministic policy gradie...

  • Article
  • Open Access
9 Citations
2,978 Views
27 Pages

9 December 2023

The use of wireless signals for device-free activity recognition and precise indoor positioning has gained significant popularity recently. By taking advantage of the characteristics of the received signals, it is possible to establish a mapping betw...

  • Article
  • Open Access
17 Citations
5,561 Views
17 Pages

Link Prediction Based on Deep Convolutional Neural Network

  • Wentao Wang,
  • Lintao Wu,
  • Ye Huang,
  • Hao Wang and
  • Rongbo Zhu

In recent years, endless link prediction algorithms based on network representation learning have emerged. Network representation learning mainly constructs feature vectors by capturing the neighborhood structure information of network nodes for link...

  • Article
  • Open Access
16 Citations
6,242 Views
16 Pages

23 March 2020

Inferring customers’ preferences and recommending suitable products is a challenging task for companies, although recommender systems are constantly evolving. Loyalty is an indicator that measures the preference relationship between customers a...

  • Article
  • Open Access
25 Citations
6,590 Views
15 Pages

Properties of Vector Embeddings in Social Networks

  • Fatemeh Salehi Rizi and
  • Michael Granitzer

27 September 2017

Embedding social network data into a low-dimensional vector space has shown promising performance for many real-world applications, such as node classification, node clustering, link prediction and network visualization. However, the information cont...

  • Article
  • Open Access
96 Citations
8,449 Views
15 Pages

Many studies have established that urban greenness is associated with better health outcomes. Yet most studies assess urban greenness with overhead-view measures, such as park area or tree count, which often differs from the amount of greenness perce...

  • Article
  • Open Access
2 Citations
4,891 Views
18 Pages

Multi-View Network Representation Learning Algorithm Research

  • Zhonglin Ye,
  • Haixing Zhao,
  • Ke Zhang and
  • Yu Zhu

12 March 2019

Network representation learning is a key research field in network data mining. In this paper, we propose a novel multi-view network representation algorithm (MVNR), which embeds multi-scale relations of network vertices into the low dimensional repr...

  • Article
  • Open Access
21 Citations
6,378 Views
19 Pages

Deep Learning for Walking Behaviour Detection in Elderly People Using Smart Footwear

  • Rocío Aznar-Gimeno,
  • Gorka Labata-Lezaun,
  • Ana Adell-Lamora,
  • David Abadía-Gallego,
  • Rafael del-Hoyo-Alonso and
  • Carlos González-Muñoz

19 June 2021

The increase in the proportion of elderly in Europe brings with it certain challenges that society needs to address, such as custodial care. We propose a scalable, easily modulated and live assistive technology system, based on a comfortable smart fo...

  • Article
  • Open Access
8 Citations
3,781 Views
12 Pages

Mobile Health App for Adolescents: Motion Sensor Data and Deep Learning Technique to Examine the Relationship between Obesity and Walking Patterns

  • Sungchul Lee,
  • Eunmin Hwang,
  • Yanghee Kim,
  • Fatih Demir,
  • Hyunhwa Lee,
  • Joshua J. Mosher,
  • Eunyoung Jang and
  • Kiho Lim

14 January 2022

With the prevalence of obesity in adolescents, and its long-term influence on their overall health, there is a large body of research exploring better ways to reduce the rate of obesity. A traditional way of maintaining an adequate body mass index (B...

  • Article
  • Open Access
1 Citations
3,781 Views
16 Pages

Density Peak Clustering Algorithm Considering Topological Features

  • Shuyi Lu,
  • Yuanjie Zheng,
  • Rong Luo,
  • Weikuan Jia,
  • Jian Lian and
  • Chengjiang Li

The clustering algorithm plays an important role in data mining and image processing. The breakthrough of algorithm precision and method directly affects the direction and progress of the following research. At present, types of clustering algorithms...

  • Article
  • Open Access
7 Citations
4,959 Views
21 Pages

A Recurrent Deep Network for Gait Phase Identification from EMG Signals During Exoskeleton-Assisted Walking

  • Bruna Maria Vittoria Guerra,
  • Micaela Schmid,
  • Stefania Sozzi,
  • Serena Pizzocaro,
  • Alessandro Marco De Nunzio and
  • Stefano Ramat

16 October 2024

Lower limb exoskeletons represent a relevant tool for rehabilitating gait in patients with lower limb movement disorders. Partial assistance exoskeletons adaptively provide the joint torque needed, on top of that produced by the patient, for a correc...

  • Article
  • Open Access
4 Citations
1,882 Views
16 Pages

Community Evolution Prediction Based on Multivariate Feature Sets and Potential Structural Features

  • Jing Chen,
  • Haitong Zhao,
  • Xinyu Yang,
  • Mingxin Liu,
  • Zeren Yu and
  • Miaomiao Liu

15 October 2022

The current study on community evolution prediction ignores the problem of internal community topology characteristics and does not take feature sets extraction into account. Therefore, the MF-PSF (Multivariate Feature sets and Potential Structural F...

  • Article
  • Open Access
3,153 Views
19 Pages

An Optimized Network Representation Learning Algorithm Using Multi-Relational Data

  • Zhonglin Ye,
  • Haixing Zhao,
  • Ke Zhang,
  • Yu Zhu and
  • Zhaoyang Wang

Representation learning aims to encode the relationships of research objects into low-dimensional, compressible, and distributed representation vectors. The purpose of network representation learning is to learn the structural relationships between n...

  • Article
  • Open Access
3 Citations
3,495 Views
20 Pages

28 June 2024

Accurately estimating knee joint angle during walking from surface electromyography (sEMG) signals can enable more natural control of wearable robotics like exoskeletons. However, challenges exist due to variability across individuals and sessions. T...

  • Communication
  • Open Access
18 Citations
3,910 Views
9 Pages

16 February 2023

In recent years, the losses caused by scams on Ethereum have reached a level that cannot be ignored. As one of the most rampant crimes, phishing scams have caused a huge economic loss to blockchain platforms and users. Under these circumstances, to a...

  • Article
  • Open Access
1 Citations
2,867 Views
13 Pages

Identifying the Author Group of Malwares through Graph Embedding and Human-in-the-Loop Classification

  • Dong-Kyu Chae,
  • Sung-Jun Park,
  • Eujeanne Kim,
  • Jiwon Hong and
  • Sang-Wook Kim

20 July 2021

Malware are developed for various types of malicious attacks, e.g., to gain access to a user’s private information or control of the computer system. The identification and classification of malware has been extensively studied in academic societies...

  • Article
  • Open Access
33 Citations
4,596 Views
12 Pages

A Novel Method to Predict Drug-Target Interactions Based on Large-Scale Graph Representation Learning

  • Bo-Wei Zhao,
  • Zhu-Hong You,
  • Lun Hu,
  • Zhen-Hao Guo,
  • Lei Wang,
  • Zhan-Heng Chen and
  • Leon Wong

27 April 2021

Identification of drug-target interactions (DTIs) is a significant step in the drug discovery or repositioning process. Compared with the time-consuming and labor-intensive in vivo experimental methods, the computational models can provide high-quali...

  • Article
  • Open Access
3 Citations
2,680 Views
18 Pages

4 December 2023

Traffic state data are key to the proper operation of intelligent transportation systems (ITS). However, traffic detectors often receive environmental factors that cause missing values in the collected traffic state data. Therefore, aiming at the abo...

  • Article
  • Open Access
4 Citations
4,685 Views
21 Pages

Legged robots, designed for high adaptability, are poised for deployment in hazardous tasks traditionally undertaken by humans, particularly in unstructured terrains where their wheeled counterparts cannot operate. Nevertheless, using them in unstruc...

  • Article
  • Open Access
1 Citations
1,805 Views
25 Pages

Deep Learning Models Optimization for Gait Phase Identification from EMG Data During Exoskeleton-Assisted Walking

  • Roberto Soldi,
  • Bruna Maria Vittoria Guerra,
  • Stefania Sozzi,
  • Leo Russo,
  • Serena Pizzocaro,
  • Renato Baptista,
  • Alessandro Marco De Nunzio,
  • Micaela Schmid and
  • Stefano Ramat

13 September 2025

Exoskeletons are a fast-growing technology that enables multiple use-cases in clinical scenarios. They can be useful tools for the rehabilitation of patients with motor dysfunctions caused by neurological conditions, aging or trauma. Assistive exoske...

  • Article
  • Open Access
9 Citations
3,165 Views
16 Pages

19 May 2022

The estimation of the speed of human motion from wearable IMU sensors is required in applications such as pedestrian dead reckoning. In this paper, we test deep learning methods for the prediction of the motion speed from raw readings of a low-cost I...

  • Article
  • Open Access
87 Citations
12,512 Views
23 Pages

Pedestrian Stride-Length Estimation Based on LSTM and Denoising Autoencoders

  • Qu Wang,
  • Langlang Ye,
  • Haiyong Luo,
  • Aidong Men,
  • Fang Zhao and
  • Yan Huang

18 February 2019

Accurate stride-length estimation is a fundamental component in numerous applications, such as pedestrian dead reckoning, gait analysis, and human activity recognition. The existing stride-length estimation algorithms work relatively well in cases of...

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