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497 Results Found

  • Article
  • Open Access
599 Views
21 Pages

Automatic Detection of Specific Arrival Procedures Using Clustering and Knowledge-Based Filtering

  • Ji Ma,
  • Yuan Liu,
  • Hong-Yan Zhang,
  • Ruo-Shi Yang and
  • Daniel Delahaye

The precise identification of terminal area arrival procedures is crucial for airspace planning, traffic management, and safety analysis. Traditional methods are limited in automatically detecting specific procedural maneuvers from large amounts of t...

(This article belongs to the Section Air Traffic and Transportation)
  • Proceeding Paper
  • Open Access
1,987 Views
7 Pages

Quickest Transshipment in an Evacuation Network Topology

  • Iswar Mani Adhikari and
  • Tanka Nath Dhamala

The quickest transshipment of the evacuees in an integrated evacuation network topology depends upon the evacuee arrival pattern in the collection network and their better assignment in the assignment network with appropriate traffic route guidance,...

(This article belongs to the Proceedings of The 1st International Electronic Conference on Algorithms)
  • Article
  • Open Access
2 Citations
2,722 Views
12 Pages

Application of Differential Geometry to the Array Manifolds of Linear Arrays in Antenna Array Processing

  • Alamgir Safi,
  • Muhammad Asghar Khan,
  • Muhammad Adnan Aziz,
  • Mohammed H. Alsharif and ,
  • Tanweer Ahmad Cheema,
  • Insaf Ullah,
  • Abu Jahid,
  • Abdulaziz H Alghtani and
  • Ayman A. Aly
  • + 4 authors+ 0 author

28 November 2021

This article deals with the application of differential geometry to the array manifolds of non-uniform linear antenna array (NULA) when estimating the direction of arrival (DOA) of multiple sources present in an environment using far field approximat...

(This article belongs to the Special Issue Innovative Technologies in Telecommunication)
  • Article
  • Open Access
8 Citations
2,507 Views
16 Pages

Modeling and Forecasting Dead-on-Arrival in Broilers Using Time Series Methods: A Case Study from Thailand

  • Chalita Jainonthee,
  • Panneepa Sivapirunthep,
  • Pranee Pirompud,
  • Veerasak Punyapornwithaya and ,
  • Supitchaya Srisawang and
  • Chanporn Chaosap
  • + 1 author+ 0 author

20 April 2025

Antibiotic-free (ABF) broiler production plays an important role in promoting sustainable and welfare-oriented poultry farming. However, this production system presents challenges, particularly an increased susceptibility to stress and mortality duri...

(This article belongs to the Section Poultry)
  • Article
  • Open Access
3 Citations
3,202 Views
14 Pages

4 May 2023

Background: The development of wearables has facilitated the monitoring of biomedical parameters in everyday life. One of the most common sensors of these gadgets is the photoplethysmograph (PPG); hence, the proper processing and interpretation of th...

(This article belongs to the Special Issue Applications of Photoplethysmography (PPG) in Healthcare and Wellbeing)
  • Letter
  • Open Access
37 Citations
7,236 Views
16 Pages

Localisation of Sensor Nodes with Hybrid Measurements in Wireless Sensor Networks

  • Muhammad W. Khan,
  • Naveed Salman,
  • Andrew H. Kemp and
  • Lyudmila Mihaylova

22 July 2016

Localisation in wireless networks faces challenges such as high levels of signal attenuation and unknown path-loss exponents, especially in urban environments. In response to these challenges, this paper proposes solutions to localisation problems in...

(This article belongs to the Special Issue Scalable Localization in Wireless Sensor Networks)
  • Article
  • Open Access
299 Views
21 Pages

29 August 2026

Flow pattern recognition and anomaly detection in flight trajectory data constitute fundamental tasks in air traffic management. The former provides a foundation for understanding flight trajectories, while the latter seeks to pinpoint trajectories t...

(This article belongs to the Special Issue Emerging Trends in Air Traffic Flow and Airport Operations Control)
  • Article
  • Open Access
21 Citations
5,140 Views
24 Pages

Spatial Analysis of Seasonal and Trend Patterns in Romanian Agritourism Arrivals Using Seasonal-Trend Decomposition Using LOESS

  • Marius-Ionuț Gordan,
  • Cosmin Alin Popescu,
  • Jenica Călina,
  • Tabita Cornelia Adamov and ,
  • Camelia Maria Mănescu and
  • Tiberiu Iancu
  • + 1 author+ 0 author

Seasonal variations in the tourism industry consist of alternating patterns of overuse and underuse of touristic potential and resources, which correspond to overexertion in the peak periods and to reduced income levels in the trough periods. We anal...

(This article belongs to the Section Agricultural Economics, Policies and Rural Management)
  • Article
  • Open Access
1,224 Views
28 Pages

27 November 2025

This paper presents a novel free-space optical Angle-of-Arrival (AOA) estimation method based on arrayed waveguide coherent mode decoding, aiming to surpass the inherent limitations of traditional AOA detection technologies, which face significant ch...

(This article belongs to the Special Issue Advances in Optical Sensing, Instrumentation and Systems: 2nd Edition)
  • Article
  • Open Access
7 Citations
6,178 Views
36 Pages

Columbia River province magmatism is now known to include abundant and widespread rhyolite centers even though the view that the earliest rhyolites erupted from the McDermitt Caldera and other nearby volcanic fields along the Oregon–Nevada stat...

(This article belongs to the Section Geochemistry)
  • Article
  • Open Access
4 Citations
3,760 Views
17 Pages

Design and Development of a Near Isotropic Printed Arc Antenna for Direction of Arrival (DoA) Applications

  • Hafiz T. Ali,
  • Saifullah Amin,
  • Muhammad Amin,
  • Moazam Maqsood and ,
  • Abdur Rahman Maud and
  • Mohammad Yusuf
  • + 1 author+ 0 author

This research presents an easy to fabricate isotropic printed arc antenna element to be used for direction of arrival (DoA) arrays. The proposed antenna exhibits a total gain variation of 0.5 dB over the entire sphere for 40 MHz impedance bandwidth a...

(This article belongs to the Section Microwave and Wireless Communications)
  • Article
  • Open Access
20 Citations
10,664 Views
15 Pages

Applying Discrete Event Simulation to Reduce Patient Wait Times and Crowding: The Case of a Specialist Outpatient Clinic with Dual Practice System

  • Weng Hong Fun,
  • Ee Hong Tan,
  • Ruzelan Khalid,
  • Sondi Sararaks and ,
  • Kar Foong Tang,
  • Iqbal Ab Rahim,
  • Shakirah Md. Sharif,
  • Suhana Jawahir,
  • Raoul Muhammad Yusof Sibert and
  • Mohd Kamal Mohd Nawawi
  • + 5 authors+ 0 author

19 January 2022

Long wait times and crowding are major issues affecting outpatient service delivery, but it is unclear how these affect patients in dual practice settings. This study aims to evaluate the effects of changing consultation start time and patient arriva...

  • Article
  • Open Access
9 Citations
3,697 Views
12 Pages

19 August 2022

The forecasting of tourist arrival depends on the accurate modeling of prevalent data patterns found in tourist arrival, especially for daily tourist arrival, where tourist arrival changes are more complex and highly nonlinear. In this paper, a new m...

(This article belongs to the Special Issue Computational and Mathematical Methods in Information Science and Engineering)
  • Article
  • Open Access
7 Citations
2,728 Views
15 Pages

27 September 2023

The first arrival dates of 31 species of migrant birds in the Tatarstan Republic of Russia were monitored for the 34-year period from 1989–2022. Trends in first arrival date were evaluated using regression against the year value. Patterns in ar...

(This article belongs to the Section Birds)
  • Article
  • Open Access
9 Citations
9,108 Views
13 Pages

26 April 2013

Using an 18-year dataset of arrival dates of 65 species of Maine migratory breeding birds, I take a deeper view of the data to ask questions about the shapes of the distribution. For each year, most species show a consistent right-skewed pattern of d...

(This article belongs to the Special Issue Biological Implications of Climate Change)
  • Article
  • Open Access
23 Citations
5,250 Views
17 Pages

A Method for Determining the Required Power Capacity of an On-Shore Power System Considering Uncertainties of Arriving Ships

  • Yun Peng,
  • Xiangda Li,
  • Wenyuan Wang,
  • Ke Liu and ,
  • Xiao Bing and
  • Xiangqun Song
  • + 1 author+ 0 author

30 November 2018

The contribution of this paper is to provide a method for determining the required power capacity of an on-shore power system (OPS) considering the stochastic nature of arriving ships. In order to cope with such complicated and stochastic operation p...

  • Article
  • Open Access
3 Citations
5,203 Views
17 Pages

12 November 2017

This citizen-science project is the first systematic study of patterns of spring migration of Maine migratory birds. A comparison of arrival data from the Maine Ornithological Society from 1899–1911 with the modern data (1994–2017) collected for this...

  • Feature Paper
  • Article
  • Open Access
2 Citations
5,903 Views
29 Pages

9 September 2025

For three regions of South Africa (Greater Gauteng, Greater Cape Town and Greater Durban) with the greatest coverage by bird atlas (SABAP2) fieldwork, we related arrival timing and abundance in each region of a long-distance migrant bird, the Barn Sw...

  • Article
  • Open Access
9 Citations
3,461 Views
12 Pages

Evaluation of First Treatment Timing, Fatal Disease Onset, and Days from First Treatment to Death Associated with Bovine Respiratory Disease in Feedlot Cattle

  • Kristen J. Smith,
  • Brad J. White,
  • David E. Amrine,
  • Robert L. Larson and ,
  • Miles E. Theurer,
  • Josh I. Szasz,
  • Tony C. Bryant and
  • Justin W. Waggoner
  • + 3 authors+ 0 author

8 March 2023

Bovine respiratory disease (BRD) is a frequent beef cattle syndrome. Improved understanding of the timing of BRD events, including subsequent deleterious outcomes, promotes efficient resource allocation. This study’s objective was to determine...

(This article belongs to the Section Veterinary Microbiology, Parasitology and Immunology)
  • Article
  • Open Access
9 Citations
5,554 Views
16 Pages

Identify Patterns in Online Bin Packing Problem: An Adaptive Pattern-Based Algorithm

  • Bingchen Lin,
  • Jiawei Li,
  • Ruibin Bai,
  • Rong Qu and ,
  • Tianxiang Cui and
  • Huan Jin
  • + 1 author+ 0 author

23 June 2022

Bin packing is a typical optimization problem with many real-world application scenarios. In the online bin packing problem, a sequence of items is revealed one at a time, and each item must be packed into a bin immediately after its arrival. Inspire...

(This article belongs to the Special Issue Symmetry in Pattern Recognition)
  • Article
  • Open Access
3 Citations
3,515 Views
25 Pages

With the rapid expansion of Chinese cities, traditional siheyuan in some old urban areas and historic districts have gradually transformed into overcrowded courtyard tenements inhabited primarily by rural migrants. Multiple families reside together i...

(This article belongs to the Special Issue Renewal Design and Challenge of Urban and Rural Livable Environments in the Age of Population Shrinkage)
  • Article
  • Open Access
1 Citations
2,184 Views
23 Pages

Age of Information in NOMA-IoT Networks: A Temporal Queuing Model Perspective

  • Lei Liu,
  • Kangjing Li,
  • Pengfei Du,
  • Fan Jiang and ,
  • Xuewei Zhang and
  • Qi Han
  • + 1 author+ 0 author

7 May 2024

The Internet of Things (IoT) with non-orthogonal multiple access (NOMA) has been anticipated to offer diverse real-time applications, wherein the crux is to guarantee the age of information (AoI) for dynamic traffic. However, the traffic temporal var...

(This article belongs to the Topic Future Internet Architecture: Difficulties and Opportunities)
  • Article
  • Open Access
2 Citations
1,867 Views
23 Pages

3 November 2023

The manual operation of manual shades plays a significant role in actual building performance. The characteristics of the use of shade and the reasons behind it in a green office building in China have been investigated in this paper. A questionnaire...

(This article belongs to the Section Green Building)
  • Article
  • Open Access
8 Citations
3,189 Views
18 Pages

27 May 2022

Arrival-time picking is a critical step in microseismic data processing, and thus the quality control of arrival results is necessary. Conventional picking methods may be inaccurate or inconsistent due to varied signal-to-noise ratios (SNR) and wavef...

(This article belongs to the Special Issue Automatic Detection of Seismic Signals)
  • Article
  • Open Access
55 Citations
8,800 Views
32 Pages

15 January 2021

As the maritime industry enters the era of maritime autonomous surface ships, research into artificial intelligence based on maritime data is being actively conducted, and the advantages of profitability and the prevention of human error are being em...

(This article belongs to the Special Issue Autonomous and Remote-Controlled Ship Operations)
  • Article
  • Open Access
16 Citations
4,281 Views
16 Pages

A Comparison of Univariate and Multivariate Forecasting Models Predicting Emergency Department Patient Arrivals during the COVID-19 Pandemic

  • Egbe-Etu Etu,
  • Leslie Monplaisir,
  • Sara Masoud,
  • Suzan Arslanturk and ,
  • Joshua Emakhu,
  • Imokhai Tenebe,
  • Joseph B. Miller,
  • Tom Hagerman,
  • Daniel Jourdan and
  • Seth Krupp
  • + 5 authors+ 0 author

The COVID-19 pandemic has heightened the existing concern about the uncertainty surrounding patient arrival and the overutilization of resources in emergency departments (EDs). The prediction of variations in patient arrivals is vital for managing li...

(This article belongs to the Section Health Informatics and Big Data)
  • Article
  • Open Access
29 Citations
7,770 Views
15 Pages

Roles of Different Transport Modes in the Spatial Spread of the 2009 Influenza A(H1N1) Pandemic in Mainland China

  • Jun Cai,
  • Bo Xu,
  • Karen Kie Yan Chan,
  • Xueying Zhang and ,
  • Bing Zhang,
  • Ziyue Chen and
  • Bing Xu
  • + 2 authors+ 0 author

There is increasing concern about another influenza pandemic in China. However, the understanding of the roles of transport modes in the 2009 influenza A(H1N1) pandemic spread across mainland China is limited. Herein, we collected 127,797 laboratory-...

(This article belongs to the Special Issue Human Mobility, Spatiotemporal Context, and Environmental Health: Recent Advances in Approaches and Methods)
  • Article
  • Open Access
3 Citations
2,603 Views
19 Pages

In air traffic systems, aircraft trajectories between airports are monitored by the radar networking system forming dynamic air traffic flow. Accurate airport arrival flow prediction is significant in implementing large-scale intelligent air traffic...

(This article belongs to the Section Air Traffic and Transportation)
  • Article
  • Open Access
1 Citations
905 Views
21 Pages

17 October 2025

Empirical green’s functions (EGFs) can be extracted from the cross-correlation of ambient ocean noise and serve as the foundation for passive ocean acoustic tomography (POAT). A critical challenge in POAT is the accurate identification of propa...

(This article belongs to the Section Ocean Engineering)
  • Article
  • Open Access
3 Citations
3,254 Views
18 Pages

30 March 2023

In this paper, we study via simulation the performance of irregular repetition slotted ALOHA under multi-packet detection and different patterns of the load process. On the one hand, we model the arrival process with a version of the M/G/∞ proc...

(This article belongs to the Collection 5G/6G Networks for the Internet of Things: Communication Technologies and Challenges)
  • Article
  • Open Access
2 Citations
2,685 Views
10 Pages

Angular Spectrum of Acoustic Pulses at Long Ranges

  • Denis V. Makarov and
  • Leonid E. Kon’kov

Long-range propagation of sound pulses in the deep ocean is considered. A new method for the estimation of the pulse angular spectrum is presented. The method is based on the Husimi transform of a wave field and can be realized with a short vertical...

(This article belongs to the Special Issue Sound Scattering in the Ocean)
  • Article
  • Open Access
35 Citations
5,006 Views
18 Pages

A Heuristic Charging Cost Optimization Algorithm for Residential Charging of Electric Vehicles

  • Shahid Hussain,
  • Subhasis Thakur,
  • Saurabh Shukla,
  • John G. Breslin and ,
  • Qasim Jan,
  • Faisal Khan,
  • Ibrar Ahmad,
  • Mousa Marzband and
  • Michael G. Madden
  • + 4 authors+ 0 author

11 February 2022

The charging loads of electric vehicles (EVs) at residential premises are controlled through a tariff system based on fixed timing. The conventional tariff system presents the herding issue, such as with many connected EVs, all of them are directed t...

(This article belongs to the Section E: Electric Vehicles)
  • Article
  • Open Access
1 Citations
2,359 Views
23 Pages

16 August 2024

The benchmarking of CO2 emissions serves as the foundation for the accurate assessment of the environmental impact of air traffic. To calculate the environmental benchmarks of arrival traffic flows with Point Merge System (PMS) patterns, this study p...

(This article belongs to the Section Aeronautics)
  • Article
  • Open Access
5 Citations
10,642 Views
13 Pages

This research studies the impact of shopping tourism on retail sales and rents, using the COVID-19 pandemic as a quasi-experiment. Shopping tourism refers to individuals who travel primarily for shopping purposes, and their spending patterns can have...

(This article belongs to the Section Tourism: Economics, Finance and Management)
  • Article
  • Open Access

12 November 2026

Background/Objectives: Emergency department (ED) demand models often rely on time-of-day and calendar patterns, yet accurate models do not automatically change practice. We examined what a predictive model adds to the judgement of clinicians, operati...

(This article belongs to the Special Issue Data-Driven Intelligence: Optimizing Healthcare Operations and Systems in the Digital Era)
  • Article
  • Open Access
7 Citations
6,191 Views
31 Pages

We use point processes to analyze market order arrivals on the intraday market for hourly electricity deliveries in Germany in the second quarter of 2015. As we distinguish between buys and sells, we work in a multivariate setting. We model the arriv...

(This article belongs to the Special Issue Theoretical, Empirical, and Experimental Aspects of Market Microstructure)
  • Communication
  • Open Access
7 Citations
5,453 Views
17 Pages

9 April 2025

In this study, we propose a method to estimate the Angle-of-Arrival (AoA) of OFDM-based drone signals with wideband and burst characteristics using only a single-channel receiver and a switched-beam antenna. First, six circularly arranged directional...

(This article belongs to the Section Remote Sensors)
  • Article
  • Open Access
316 Views
33 Pages

9 October 2026

Tourism seasonality affects destination sustainability by concentrating demand into a short period and leaving accommodation capacity underused off-season. This study examines whether Romanian tourism reverted to its pre-pandemic seasonal pattern onc...

(This article belongs to the Section Tourism, Culture, and Heritage)
  • Article
  • Open Access
494 Views
34 Pages

Modelling Congestion Evolution in Railway Marshalling Yard Inbound Operations Under Irregular Train Arrivals

  • Lei Gao,
  • Nabila Bte Abdul Ghani and
  • Zuhra Junaida Binti Mohamad Husny Hamid

29 July 2026

Railway marshalling yard inbound operations are affected by irregular train arrivals, finite receiving-yard capacity, service interruptions, and boundary states carried across operating days. This study develops a hybrid fluid–queueing and simu...

(This article belongs to the Section Transportation and Future Mobility)
  • Article
  • Open Access
6 Citations
4,306 Views
20 Pages

5 March 2022

In this paper, we present a novel approach to direction-of-arrival (DoA) estimation using two-row electronically steerable parasitic array radiator (ESPAR) antenna which has 12 passive elements and allows for elevation and azimuth beam switching usin...

(This article belongs to the Special Issue Applications of Antenna Technology in Sensors)
  • Article
  • Open Access
1 Citations
871 Views
33 Pages

The COVID-19 pandemic and the resulting mobility restrictions significantly disrupted urban traffic patterns. This study quantitatively assesses the impact of these restrictions on vehicle flow at a signalized central intersection in Cluj-Napoca, Rom...

(This article belongs to the Special Issue Intelligent Mobility and Sustainable Automotive Technologies)
  • Article
  • Open Access
3 Citations
6,988 Views
21 Pages

12 April 2018

In this paper, a practical non-stationary three-dimensional (3-D) channel models for massive multiple-input multiple-output (MIMO) systems, considering beam patterns for different antenna elements, is proposed. The beam patterns using dipole antenna...

(This article belongs to the Special Issue Smart Vehicular Mobile Sensing)
  • Article
  • Open Access
4 Citations
7,159 Views
17 Pages

10 June 2021

The present study examines the spatial assimilation patterns of immigrants who arrived as children. The main objective is to predict the likelihood of living in ethnic areas for decimal generation immigrants (1.25, 1.5, and 1.75) among Asian Indians,...

(This article belongs to the Section International Migration)
  • Article
  • Open Access
4 Citations
6,897 Views
25 Pages

An Arrival and Departure Time Predictor for Scheduling Communication in Opportunistic IoT

  • Riccardo Pozza,
  • Stylianos Georgoulas,
  • Klaus Moessner,
  • Michele Nati and ,
  • Alexander Gluhak and
  • Srdjan Krco
  • + 1 author+ 0 author

4 November 2016

In this article, an Arrival and Departure Time Predictor (ADTP) for scheduling communication in opportunistic Internet of Things (IoT) is presented. The proposed algorithm learns about temporal patterns of encounters between IoT devices and predicts...

(This article belongs to the Special Issue Smart City: Vision and Reality)
  • Article
  • Open Access
2 Citations
7,532 Views
24 Pages

24 May 2023

Some delay patterns are correlated to historical performance and can reflect the trend of delays in future flights. A typical example is the delay from an earlier inbound flight causing delayed departure of a connecting and downstream outbound flight...

(This article belongs to the Section E5: Financial Mathematics)
  • Review
  • Open Access
17 Citations
5,264 Views
43 Pages

5 July 2022

Earlier springs in temperate regions since the 1980s, attributed to climate change, are thought to influence the earlier arrival of long-distance migrant passerines. However, this migration was initiated weeks earlier in Africa, where the Southern Os...

(This article belongs to the Section Birds)
  • Article
  • Open Access
16 Citations
4,069 Views
31 Pages

3 November 2022

Due to mega-ships, increasing container throughput, and nonuniform truck arrivals, many container terminals face challenges of unbalanced workloads of yard equipment, shortage of equipment resources in peak hours, and congestion problem. To solve suc...

(This article belongs to the Special Issue Advances in Maritime Economics and Logistics)
  • Article
  • Open Access
5 Citations
5,790 Views
21 Pages

The context in which a moving object moves contributes to the movement pattern observed. Likewise, the movement pattern reflects the properties of the movement context. In particular, big events influence human mobility depending on the dynamics of t...

(This article belongs to the Special Issue Geospatial Big Data and Transport)
  • Article
  • Open Access
21 Citations
6,133 Views
15 Pages

Does Health-Oriented Tourism Contribute to Sustainable Mobility?

  • Philipp Schlemmer,
  • Cornelia Blank,
  • Bartosz Bursa,
  • Markus Mailer and
  • Martin Schnitzer

Previous research has concentrated on traffic and health-related effects in relation to arrival patterns (e.g., stress in connection with means of transport, travel distance, and time). However, tourist mobility behavior during a vacation and potenti...

(This article belongs to the Special Issue Sustainable Mobility and Transportation)
  • Article
  • Open Access
22 Citations
4,743 Views
19 Pages

Primary User Traffic Pattern Based Opportunistic Spectrum Handoff in Cognitive Radio Networks

  • Kaleem Arshid,
  • Iftikhar Hussain,
  • Muhammad Khawar Bashir,
  • Shahid Naseem and ,
  • Allah Ditta,
  • Natash Ali Mian,
  • Misha Zahid and
  • Israr Ali Khan
  • + 3 authors+ 0 author

2 March 2020

Through the expeditious expansion of the wireless network, the unlicensed bandwidth-based devices are growing substantially as compared to the present vacant bandwidth. Cognitive radio networks present a proficient solution to the spectrum shortage d...

(This article belongs to the Special Issue Modelling, Dimensioning and Optimization of 5G Communication Networks, Resources and Services)

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