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57,976 Results Found

  • Article
  • Open Access
3 Citations
8,289 Views
12 Pages

Effective Complexity of Stationary Process Realizations

  • Nihat Ay,
  • Markus Müller and
  • Arleta Szkoła

22 June 2011

The concept of effective complexity of an object as the minimal description length of its regularities has been initiated by Gell-Mann and Lloyd. The regularities are modeled by means of ensembles, which is the probability distributions on finite bin...

  • Article
  • Open Access
2 Citations
3,304 Views
23 Pages

15 May 2023

The analysis of the process model complexity has significant implications for the operation, maintenance, and optimization of processes. As process models consist of control structures with specific repetitive patterns, the complexity of the control...

(This article belongs to the Special Issue Business Intelligence as a Tool for Business Competitiveness)
  • Article
  • Open Access
7 Citations
2,560 Views
18 Pages

16 June 2023

In principle, modular or integral character of manufacturing lines depends on the topological designs of products and determined operation tasks. On the other hand, in specific situations there is an articulated need for modular design in smart manuf...

(This article belongs to the Special Issue Algorithms and Methods for Designing and Scheduling Smart Manufacturing Systems Volume II)
  • Proceeding Paper
  • Open Access
4,654 Views
5 Pages

Complexity of Legal Processes and Systems

  • Mark Burgin and
  • Kees (C.N.J.) de Vey Mestdagh

Complexity measures allow for reflecting on critical issues and estimating the efficiency of various processes and systems. To better organize the functioning of the legal domain, it is rational to use complexity measures. In essence, any legal proce...

(This article belongs to the Proceedings of IS4SI 2019 Summit)
  • Article
  • Open Access
1 Citations
4,678 Views
18 Pages

Interligand Charge-Transfer Processes in Zinc Complexes

  • Carlo Ciarrocchi,
  • Guido Colucci,
  • Massimo Boiocchi,
  • Donatella Sacchi,
  • Maduka L. Weththimuni,
  • Alessio Orbelli Biroli and
  • Maurizio Licchelli

21 July 2022

Electron donor–acceptor (EDA) complexes are characterized by charge-transfer (CT) processes between electron-rich and electron-poor counterparts, typically resulting in a new absorption band at a higher wavelength. In this paper, we report a se...

(This article belongs to the Special Issue Feature Paper from Top Italian Scientist)
  • Review
  • Open Access
705 Views
27 Pages

Cognitive Processing and EEG Complexity

  • Antonio J. Ibáñez-Molina,
  • Sergio Iglesias-Parro,
  • M. Carmen Gálvez-Garzón and
  • María Felipa Soriano

3 July 2026

Cognitive neuroscience has addressed the understanding of human brain processes through numerous techniques and psychological paradigms. In general, different types of tasks have been used depending on the specific cognitive operation under study. Si...

(This article belongs to the Special Issue Entropy Analysis of Electrophysiological Signals)
  • Article
  • Open Access
1,341 Views
21 Pages

10 June 2025

A digital innovation (DI) process with multiple stakeholder involvement is complex. While a reductionist approach might be occasionally favourable, embracing the complexity is more beneficial. In terms of researchers, it is social scientists’ c...

(This article belongs to the Section Complex Systems and Cybernetics)
  • Article
  • Open Access
10 Citations
4,020 Views
19 Pages

A Census of the 1993–2016 Complex Mesoscale Eddy Processes in the South China Sea

  • Huimeng Wang,
  • Yunyan Du,
  • Fuyuan Liang,
  • Yong Sun and
  • Jiawei Yi

10 June 2019

Mesoscale eddy process with at least one splitting and/or merging event can be defined as either a complex process or a simple process. Investigation of the difference between these two categories could provide new insights into how different factors...

(This article belongs to the Special Issue Ocean Exchange and Circulation)
  • Article
  • Open Access
10 Citations
4,679 Views
24 Pages

In the greenhouse environment, the application of complex event processing (CEP) technology can effectively tackle the problem of recognition of the complex patterns that appeared in greenhouse conditions. In the existing research, few scholars have...

  • Article
  • Open Access
6 Citations
4,632 Views
15 Pages

2 November 2018

Efficient matching of incoming events of data streams to persistent queries is fundamental to event stream processing systems in wireless sensor networks. These applications require dealing with high volume and continuous data streams with fast proce...

(This article belongs to the Special Issue Internet of Things and Ubiquitous Sensing)
  • Article
  • Open Access
6 Citations
6,194 Views
25 Pages

9 October 2016

Complex mechanical products are a priority area of advanced manufacturing strategy in the USA and Europe. Excellent models for design processes of complex mechanical products are essential for managers or designers to manage design processes and furt...

(This article belongs to the Special Issue Competitive and Sustainable Manufacturing in the Age of Globalization)
  • Article
  • Open Access
2 Citations
2,844 Views
30 Pages

Multi-Level Progressive Parameter Optimization Method for the Complex Process Industry

  • Hanbo Fan,
  • Xiaobao Liu,
  • Wenjuan Gu,
  • Lang Wang and
  • Ling Wang

24 June 2025

The optimization of process parameters in the process industry usually faces challenges such as computational complexity caused by high-dimensional parameters. It is difficult for existing optimization methods to balance optimization accuracy with ef...

(This article belongs to the Section Process Control, Modeling and Optimization)
  • Article
  • Open Access
1 Citations
4,055 Views
17 Pages

Complex Event Processing for Self-Optimizing Cellular Networks

  • Isabel de-la-Bandera,
  • Matías Toril,
  • Salvador Luna-Ramírez,
  • Víctor Buenestado and
  • José María Ruiz-Avilés

30 March 2020

In a cellular network, signaling and data messages exchanged between network elements are an extremely valuable information for network optimization. The consideration of different types of information allows to improve the optimization results. Howe...

(This article belongs to the Section Sensor Networks)
  • Article
  • Open Access
3 Citations
2,647 Views
14 Pages

Within the scope of this article, the problem of the formalization of physical processes in adaptive training complexes is considered on the example of virtual objects burning. Despite a fairly complete study of this process, the existing mathematica...

(This article belongs to the Section Mixed, Augmented and Virtual Reality)
  • Article
  • Open Access
4 Citations
5,106 Views
24 Pages

Optimizing Database Performance in Complex Event Processing through Indexing Strategies

  • Maryam Abbasi,
  • Marco V. Bernardo,
  • Paulo Váz,
  • José Silva and
  • Pedro Martins

24 July 2024

Complex event processing (CEP) systems have gained significant importance in various domains, such as finance, logistics, and security, where the real-time analysis of event streams is crucial. However, as the volume and complexity of event data cont...

  • Article
  • Open Access
10 Citations
5,872 Views
21 Pages

4 March 2018

Rapid perception and processing of critical monitoring events are essential to ensure healthy operation of Internet of Manufacturing Things (IoMT)-based manufacturing processes. In this paper, we proposed a framework (active sensing and processing ar...

(This article belongs to the Special Issue Sustainable Materials and Manufacturing)
  • Article
  • Open Access
15 Citations
5,846 Views
25 Pages

Design and Development of Complex-Order PI-PD Controllers: Case Studies on Pressure and Flow Process Control

  • Muhammad Najmi Bin Roslan,
  • Kishore Bingi,
  • P. Arun Mozhi Devan and
  • Rosdiazli Ibrahim

This article examines the performance of the proposed complex-order, conventional and fractional-order controllers for process automation and control in process plants. The controllers are compared regarding disturbance rejection and set-point tracki...

(This article belongs to the Section Control and Systems Engineering)
  • Article
  • Open Access
7 Citations
3,441 Views
22 Pages

Integrated Optimization of Process Planning and Scheduling for Aerospace Complex Component Based on Honey-Bee Mating Algorithm

  • Guozhe Yang,
  • Qingze Tan,
  • Zhiqiang Tian,
  • Xingyu Jiang,
  • Keqiang Chen,
  • Yitao Lu,
  • Weijun Liu and
  • Peisheng Yuan

21 April 2023

To cope with the problems of poor matching between processing characteristics and manufacturing resources, low production efficiency, and the hard-to-meet dynamic and changeable model requirements in multi-variety and small batch aerospace enterprise...

(This article belongs to the Section Mechanical Engineering)
  • Article
  • Open Access
22 Citations
4,849 Views
21 Pages

14 October 2019

Theoretically simulated kinetic data were used to evaluate the performance of the most common isoconversional methods of kinetic analysis in complex-process scenarios with two independent overlapping processes exhibiting nucleation-growth kinetics, a...

(This article belongs to the Section Environmental and Green Processes)
  • Article
  • Open Access
2 Citations
2,811 Views
24 Pages

31 August 2021

The doubly stochastic mechanism generating the realizations of spatial log-Gaussian Cox processes is empirically assessed in terms of generalized entropy, divergence and complexity measures. The aim is to characterize the contribution to stochasticit...

(This article belongs to the Section Information Theory, Probability and Statistics)
  • Article
  • Open Access
19 Citations
2,838 Views
21 Pages

Methodology for Increasing the Efficiency of Dynamic Process Calculations in Elastic Elements of Complex Engineering Constructions

  • Andriy Andrukhiv,
  • Maria Sokil,
  • Solomiia Fedushko,
  • Yuriy Syerov,
  • Yaryna Kalambet and
  • Tomas Peracek

This study deals with a methodology for increasing the efficiency of dynamic process calculations in elastic elements of complex engineering constructions. We studied the complex dynamic processes in a simple engineering construction, a mechanical sy...

(This article belongs to the Special Issue Electronization of Businesses - Systems Engineering and Analytics)
  • Article
  • Open Access
23 Citations
4,005 Views
22 Pages

Processing Complex Events in Fog-Based Internet of Things Systems for Smart Agriculture

  • Sandy F. da Costa Bezerra,
  • Airton S. M. Filho,
  • Flavia C. Delicato and
  • Atslands R. da Rocha

30 October 2021

The recent growth of the Internet of Things’ services and applications has increased data processing and storage requirements. The Edge computing concept aims to leverage the processing capabilities of the IoT and other devices placed at the edge of...

(This article belongs to the Special Issue Smart Sensors for Automation in Agriculture 4.0)
  • Article
  • Open Access
9 Citations
3,495 Views
23 Pages

16 November 2023

With the increasing amount of data collected by IoT devices, detecting complex events in real-time has become a challenging task. To overcome this challenge, we propose the utilisation of semantic web technologies to create ontologies that structure...

(This article belongs to the Special Issue When Blockchain Meets IoT: Challenges and Potentials)
  • Article
  • Open Access
1 Citations
5,589 Views
24 Pages

Identifying Promising Application Areas for Cyber-Physical and Complex Event Processing in Logistics Practice

  • Cyril Alias,
  • Frank Eduardo Alarcón Olalla,
  • Hauke Iwersen,
  • Julius Ollesch and
  • Bernd Noche

17 October 2018

In the course of the ongoing era of digitization, cyber-physical systems and complex event processing belong to the most discussed technologies nowadays. The huge challenge that digitization is forming to the transportation and logistics sector is la...

  • Article
  • Open Access
7 Citations
3,087 Views
26 Pages

A Statistical Vertically Mixed Runoff Model for Regions Featured by Complex Runoff Generation Process

  • Peng Lin,
  • Pengfei Shi,
  • Tao Yang,
  • Chong-Yu Xu,
  • Zhenya Li and
  • Xiaoyan Wang

19 August 2020

Hydrological models for regions characterized by complex runoff generation process been suffer from a great weakness. A delicate hydrological balance triggered by prolonged wet or dry underlying condition and variable extreme rainfall makes the rainf...

(This article belongs to the Section Hydrology)
  • Article
  • Open Access
12 Citations
3,997 Views
17 Pages

A Reliability Assessment Method for Complex Systems Based on Non-Homogeneous Markov Processes

  • Xiaolei Pan,
  • Hongxiao Chen,
  • Ao Shen,
  • Dongdong Zhao and
  • Xiaoyan Su

27 May 2024

The Markov method is a common reliability assessment method. It is often used to describe the dynamic characteristics of a system, such as its repairability, fault sequence and multiple degradation states. However, the “curse of dimensionality&...

(This article belongs to the Topic Uncertainty Quantification in Design, Manufacturing and Maintenance of Complex Systems)
  • Article
  • Open Access
37 Citations
5,092 Views
14 Pages

Formation of Starch–Lipid Complexes during the Deep-Frying Process and Its Effects on Lipid Oxidation

  • Xueying Hu,
  • Zhaoyang Li,
  • Fengyan Wang,
  • Hongyan Mu,
  • Liping Guo,
  • Junxia Xiao,
  • Yuanfa Liu and
  • Xiaodan Li

5 October 2022

In the present study, maize starch (MS), potato starch (PS), high-amylose maize starch (HAMS), and wheat starch (WS) were deep-fried in soybean oil that was continuously heated for 40 h under 180 °C. The thermodynamic and pasting properties of de...

(This article belongs to the Section Food Nutrition)
  • Article
  • Open Access
17 Citations
3,361 Views
24 Pages

Impact of Charge Transfer Complex on the Dielectric Relaxation Processes in Poly(methyl methacrylate) Polymer

  • Arwa Alrooqi,
  • Zahra M. Al-Amshany,
  • Laila M. Al-Harbi,
  • Tariq A. Altalhi,
  • Moamen S. Refat,
  • A. M. Hassanien and
  • A. A. Atta

19 March 2022

The impact of the charge transfer complex on the dielectric relaxation processes in free poly(methyl methacrylate) (PMMA) polymer sheets was investigated. The frequency dependence of dielectric properties was obtained over the frequency range 0.1 Hz&...

  • Communication
  • Open Access
8 Citations
2,490 Views
11 Pages

Solution-Processed Yellow Organic Light-Emitting Diodes Based on Two New Ionic Ir (III) Complexes

  • Chaoxiong Guo,
  • Song Guo,
  • Qiqing Lu,
  • Zizhan Jiang,
  • Yuzhen Yang,
  • Weiqiao Zhou,
  • Qin Zeng,
  • Jun Liang,
  • Yanqin Miao and
  • Yuanli Liu

29 April 2022

Two new and efficient cationic yellow-emissive Ir (III) complexes (Ir1 and Ir2) are rationally designed by using 2-(4-chloro-3-(trifluoromethyl)phenyl)-4-methylquinoline as the main ligand, and, respectively, 4,4′-dimethyl-2,2′-bipyridyl...

(This article belongs to the Section Cross-Field Chemistry)
  • Article
  • Open Access
33 Citations
6,161 Views
12 Pages

Shock Processing of Amino Acids Leading to Complex Structures—Implications to the Origin of Life

  • Surendra V. Singh,
  • Jayaram Vishakantaiah,
  • Jaya K. Meka,
  • Vijayan Sivaprahasam,
  • Vijayanand Chandrasekaran,
  • Rebecca Thombre,
  • Vijay Thiruvenkatam,
  • Ambresh Mallya,
  • Balabhadrapatruni N. Rajasekhar and
  • Bhalamurugan Sivaraman
  • + 7 authors

30 November 2020

The building blocks of life, amino acids, are believed to have been synthesized in the extreme conditions that prevail in space, starting from simple molecules containing hydrogen, carbon, oxygen and nitrogen. However, the fate and role of amino acid...

(This article belongs to the Special Issue From Molecules to Origin of Life: The Astrobiology Network)
  • Article
  • Open Access
832 Views
18 Pages

22 April 2026

Complex Event Processing (CEP) is essential for real-time analytics in domains such as industrial IoT, cybersecurity, and financial monitoring, yet CEP adoption is still hindered by the difficulty of authoring temporal rules and by rigid redeployment...

  • Article
  • Open Access
8 Citations
3,555 Views
29 Pages

Extending Process Discovery with Model Complexity Optimization and Cyclic States Identification: Application to Healthcare Processes

  • Liubov O. Elkhovskaya,
  • Alexander D. Kshenin,
  • Marina A. Balakhontceva,
  • Mikhail V. Ionov and
  • Sergey V. Kovalchuk

15 January 2023

Within process mining, discovery techniques make it possible to construct business process models automatically from event logs. However, results often do not achieve a balance between model complexity and fitting accuracy, establishing a need for ma...

(This article belongs to the Section Evolutionary Algorithms and Machine Learning)
  • Article
  • Open Access
11 Citations
5,085 Views
22 Pages

24 November 2018

Nowadays, data are being produced like never before because the use of the Internet of Things, social networks, and communication in general are increasing exponentially. Many of these data, especially those from public administrations, are freely of...

(This article belongs to the Special Issue Intelligent Systems for Exploiting Real Sensed Data in Smart City Applications)
  • Article
  • Open Access
25 Citations
3,912 Views
26 Pages

26 March 2024

Surface roughness prediction is a pivotal aspect of the manufacturing industry, as it directly influences product quality and process optimization. This study introduces a predictive model for surface roughness in the turning of complex-structured wo...

(This article belongs to the Special Issue Feature Papers in Fault Diagnosis & Sensors 2023)
  • Article
  • Open Access
5 Citations
3,900 Views
13 Pages

There has been an increase in interest in the application of ω-3 PUFAs, especially EPA and DHA, in the development of various food products owing to their myriad health benefits. However, most fish oils do not contain more than 30% combined lev...

(This article belongs to the Special Issue Exclusive Papers Collection of Editorial Board Members and Invited Scholars on Food Chemistry)
  • Article
  • Open Access
17 Citations
5,199 Views
16 Pages

3 January 2020

As multisensor measurement technology is rapidly applied in industrial production, one key issue is the data fusion procedure by combining several datasets from multiple sensors to obtain the overall geometric measurement. In this paper, a multisenso...

(This article belongs to the Collection Multi-Sensor Information Fusion)
  • Article
  • Open Access
18 Citations
4,410 Views
12 Pages

20 February 2021

A new series of tetrahedral heteroleptic copper(I) complexes exhibiting efficient thermally-activated delayed fluorescence (TADF) in green to orange electromagnetic spectral regions has been developed by using D-A type N^N ligand and P^P ligands. The...

(This article belongs to the Special Issue Opportunities and Challenges in Organic Optoelectronic Materials and Devices)
  • Article
  • Open Access
19 Citations
7,584 Views
26 Pages

Dempster–Shafer Theory for Modeling and Treating Uncertainty in IoT Applications Based on Complex Event Processing

  • Eduardo Devidson Costa Bezerra,
  • Ariel Soares Teles,
  • Luciano Reis Coutinho and
  • Francisco José da Silva e Silva

7 March 2021

The Internet of Things (IoT) has emerged from the proliferation of mobile devices and objects connected, resulting in the acquisition of periodic event flows from different devices and sensors. However, such sensors and devices can be faulty or affec...

(This article belongs to the Section Internet of Things)
  • Article
  • Open Access
13 Citations
5,694 Views
14 Pages

Development and Process Evaluation of a Complex Intervention for Improving Nutrition among Hospitalised Patients: A Mixed Methods Study

  • Shelley Roberts,
  • Laurie Grealish,
  • Lauren T. Williams,
  • Zane Hopper,
  • Julie Jenkins,
  • Alan Spencer and
  • Andrea P. Marshall

Hospital-acquired malnutrition is a significant issue with complex aetiology, hence nutrition interventions must be multifaceted and context-specific. This paper describes the development, implementation and process evaluation of a complex interventi...

(This article belongs to the Special Issue Patient and Staff Experience: An Exploration of Factors Contributing to Quality, Safety and Sound Governance)
  • Article
  • Open Access
16 Citations
6,740 Views
11 Pages

This paper focuses on the fire risk assessment for commercial complex, as the variety of fire accidental triggers inside could be a big threat to the public fire safety, leading to catastrophic loss in human lives and properties. Both the qualitative...

  • Article
  • Open Access
2 Citations
2,985 Views
38 Pages

14 May 2021

The needs to reduce the imperfection of theoretical and methodological approaches to value and regulate the processes of applying the methods of transactional energy are substantiated. The concept of combining organizational, economic and mathematica...

(This article belongs to the Special Issue Solar PV, Thermal, Concentrator and Hybrid Power Systems)
  • Article
  • Open Access
9 Citations
3,436 Views
15 Pages

26 May 2022

Multiple sensors are often mounted in a complex manufacturing process to detect failures. Due to the high reliability of modern manufacturing processes, failures only happen occasionally. Therefore, data collected in practical manufacturing processes...

(This article belongs to the Topic Advanced Signal Processing and Data Analysis for Smart IoT Ecosystems)
  • Review
  • Open Access
17 Citations
5,060 Views
15 Pages

14 April 2022

Ultra-high-temperature ceramics (UHTCs), such as ZrB2-based ceramics, are the most promising candidates for ultra-high-temperature applications. Due to their strong covalent bonding and low self-diffusion, ZrB2-based UHTCs are always hot-pressed at t...

(This article belongs to the Special Issue High-Performance Structural Ceramics and Hybrid Materials)
  • Article
  • Open Access
2,500 Views
18 Pages

This study aims to examine the predictive performance of process data and result data in complex problem-solving skills using the conditional gradient boosting algorithm. For this purpose, data from 915 participants of the 2012 cycle of the Programme...

(This article belongs to the Section Contributions to the Measurement of Intelligence)
  • Article
  • Open Access
1 Citations
966 Views
20 Pages

Establishing mixed conifer–broadleaf forests enhances soil multi-nutrient cycling (SMC), yet the underlying mechanisms, particularly the role of rhizosphere microbial communities, remain poorly understood. This study investigated how bacterial...

(This article belongs to the Special Issue Advances in Plant–Soil–Microbe Interactions)
  • Article
  • Open Access
4 Citations
2,870 Views
16 Pages

Objective: In order to facilitate free movement of EU citizens during the COVID-19 pandemic, in early 2021 the European Commission proposed the establishment of an EU Digital COVID Certificate. By 1 July 2021, all EU Member States have successfully i...

(This article belongs to the Special Issue Digital Health Research in COVID-19 Era)
  • Article
  • Open Access
2 Citations
2,621 Views
17 Pages

The Effect of Ca, Sr, and Ba Chloride Complexes with Dibenzo-18-Crown-6 Ether as Catalysts on the Process Criteria for the Efficiency of Cumene Oxidation (the First Stage in the Chain of Polymer Composite Production)

  • Nikolai V. Ulitin,
  • Nikolay A. Novikov,
  • Yana L. Lyulinskaya,
  • Daria A. Shiyan,
  • Konstantin A. Tereshchenko,
  • Natalia M. Nurullina,
  • Marina N. Denisova,
  • Yaroslav O. Mezhuev and
  • Kharlampii E. Kharlampidi

6 February 2023

A study was made on the effect of Ca, Sr, and Ba chloride complexes with dibenzo-18-crown-6 ether as catalysts on the process criteria of the efficiency of industrial cumene oxidation using kinetic modeling. It is the first stage in the process chain...

(This article belongs to the Special Issue Progress in Polymer Composites, Volume II)
  • Article
  • Open Access
1 Citations
1,806 Views
16 Pages

17 August 2023

When applying graph-based fault detection and isolation (FDI) methods to the attributed graph data of large and complex industrial processes, the computational abilities and speed of these methods are adversely affected by the increased complexity. T...

(This article belongs to the Topic Technologies and Applications of Data-Driven Anomaly Detection in Energy Systems)
  • Article
  • Open Access
3 Citations
1,453 Views
20 Pages

20 December 2024

Airborne inverse synthetic aperture radar (ISAR) imaging of maneuvering targets is important for maritime surveillance. Long coherent processing intervals (CPIs) can bring better resolution and signal-to-clutter-plus-noise ratio (SCNR). Due to the ch...

(This article belongs to the Special Issue SAR Images Processing and Analysis (2nd Edition))
  • Article
  • Open Access
166 Views
28 Pages

17 September 2026

Complex-equipment cost estimation often relies on very small historical datasets, and new targets may fall partly outside the feature ranges represented by those data. This study examines whether two observable data-state indicators can provide a tra...

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