Zdeněk Lokaj

ORCID: 0000-0002-0624-0430
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About
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Research Areas
  • Transport Systems and Technology
  • Vehicular Ad Hoc Networks (VANETs)
  • Transportation Systems and Safety
  • Wireless Sensor Networks for Data Analysis
  • Wireless Communication Networks Research
  • RFID technology advancements
  • Traffic control and management
  • IoT and Edge/Fog Computing
  • Bluetooth and Wireless Communication Technologies
  • IPv6, Mobility, Handover, Networks, Security
  • Power Line Communications and Noise
  • Education, Psychology, and Social Research
  • Engine and Fuel Emissions
  • Mobile Ad Hoc Networks
  • Mobile Agent-Based Network Management
  • Blockchain Technology Applications and Security
  • Autonomous Vehicle Technology and Safety
  • Bayesian Modeling and Causal Inference
  • Smart Parking Systems Research
  • Historical and Archaeological Studies
  • Privacy, Security, and Data Protection
  • Historical and Cultural Studies of Poland
  • Medieval European History and Architecture
  • Cryptographic Implementations and Security
  • Sensor Technology and Measurement Systems

Czech Technical University in Prague
2012-2025

Institute of High Energy Physics
2017

Institute of Fluid Physics
2017

In recent years, object detection has significantly advanced by using deep learning, especially convolutional neural networks. Most of the existing methods have focused on detecting objects under favorable weather conditions and achieved impressive results. However, in presence rain remains a crucial challenge owing to visibility limitation. this paper, we introduce an Amalgamating Knowledge Network (AK-Net) deal with problem hampered rain. The proposed AK-Net obtains performance improvement...

10.1145/3712703 article EN ACM Transactions on Intelligent Systems and Technology 2025-01-20

Nowadays, when a traffic flow increases extremely and cities are more congested by vehicles, the information about unexpected events (use-cases) occurred during travels has big added value. Some of use-cases currently defined can be directly sent to driver via C-ITS messages. This is crucial in field smart because there an effort reduce emissions, decrease accidents make safer, fluent efficient. Before whole system will deployed, need evaluate itself. paper provides general model its parts...

10.1109/scsp49987.2020.9133885 article EN 2020-06-01

Today, several disciplines within the concept management of smart cities are challenging and being solved. The focus is on new technologies, sustainability, social aspects, complex solutions. It based integration particularities with main goal ensuring acceleration, a knowledge-based approach, future strategies, sustainable evolution livable city. lies in proper functioning system, which increasingly data connectivity devices placed throughout However, cybersecurity often lags behind. This...

10.1109/scsp54748.2022.9792554 article EN 2022-05-26

The article presents a novel algorithm for merging Bayesian networks generated by different methods, such as expert knowledge and data-driven approaches, while leveraging symmetry-based approach. combines the strengths of each input network to create more comprehensive accurate network. Evaluations on traffic accident data from Prague in Czech Republic accidents railway crossings demonstrate superior predictive performance, measured prediction error metric. identifies incorporates symmetric...

10.3390/sym15071461 article EN Symmetry 2023-07-22

In the area of smart cities, great emphasis is placed on many different fields such as energetics, information systems, and transportation. All these should lead to a simplification life thanks technologies. If we talk about transportation field, main issues related this are safety, traffic efficiency, or environment. Another condition successful acceptance any new technology by its users. Cooperative systems prove be suitable solution for issues, especially in urban areas. Today, pilot...

10.3390/app11209700 article EN cc-by Applied Sciences 2021-10-18

Nowadays, when new technologies are being developed and people looking for smart solutions, the field of automation digitization grows faster faster. The demand on telecommunications is increasing in economy, healthcare as well transportation. transportation systems facing challenge infrastructure, autonomous vehicles, its connectivity. requirements these lie mainly safety, interoperability sustainability, especially area cooperative transport (C-ITS). This article focuses a possible...

10.1109/scsp52043.2021.9447399 article EN 2021-05-27

Currently, the number of vehicles in road traffic is increasing, which enhances variety situations and needs related to safety. A cooperative intelligent transport system (C-ITS) can improve safety benefit drivers participants. The C-Roads specification defines many different use cases for informing about speed limits, impending danger, work, signalized intersections, more. In this article, we propose a new case targeting need Integrated Rescue System services slow down or stop selected that...

10.1109/mits.2022.3203236 article EN IEEE Intelligent Transportation Systems Magazine 2022-09-15

Cooperative systems play an important role in the field of telematics and automotive industry they have a huge potential to continuously grow. To ensure proper functioning it is necessary deal with telecommunication solutions being able support relevant information dissemination within vehicles networks. There are many different approaches networking distribution VANET Different can meet partial requirements; however, none existing offer solution all key requirements generated by real...

10.1109/scsp.2015.7181542 article EN 2015-06-01

In the era of Industry 4.0 and rise smart cities, integration industrial telematics systems has become increasingly prevalent, revolutionizing way we manage optimize processes. These systems, which encompass everything from manufacturing plants to transportation networks, rely heavily on interconnected devices data exchange enhance efficiency functionality. However, this interconnectedness also brings about a heightened level vulnerability cyber threats, emphasizing critical importance...

10.1109/scsp61506.2024.10552726 article EN 2024-05-23

The paper presents the secure delivery of firmware updates to Internet Things (IoT) devices.Additionally, it deals with design a safe and bootloader for an Ultra High Frequency Radiofrequency Identification (UHF RFID) reader.A software implementation update solution is performed.The results show Advanced Encryption Standard (AES) encryption into existing IoT devices, e.g.UHF RFID reader, requires at least 49.7 kB flash memory 10 RAM, therefore there space integrate even more security...

10.15598/aeee.v14i4.1858 article EN cc-by Advances in Electrical and Electronic Engineering 2016-11-28

Monitoring of technology processes is crucial for quality management and also effectiveness following logistics chain to achieve customer expectations requirements. The control upheavals moulding presses often fails in using manual records. It mainly owner's moulds. improvement solved by RFID read-write tags. This paper focuses on full description the system which controls number press. not based direct recording into tags, but clientserver application. uses web interface with access mobile...

10.1109/tsp.2013.6613922 article EN 2013-07-01

Smart mobility based on cooperative systems (C-ITS) represents one of the Cities topics. Guaranteed quality data exchange both between VANET (Vehicular Ad hoc Network) members (V2V) as well and Infrastructure (V2I) critical condition for suitable functions systems. We proposed hybrid routing protocol networking application two most widely accepted mobile technologies theirs combination. Finally, we compared in communication simulation performance with mostly discussed protocols designed conditions.

10.1109/scsp.2017.7973350 article EN 2017-05-01

This paper presents the result of project TA02031411 - transportation system which provides information about predicted occupancy parking spaces to truck drivers. Providing this leads optimizing use existing on highway network and also makes it easier for drivers deciding a suitable location parking, ultimately contributes fluency safety traffic.

10.1109/scsp.2015.7181543 article EN 2015-06-01

Quality of telecommunication service and wide area coverage guaranteed in defined tolerance range represent typical requirements the ITS (Intelligent Transport Systems) applications. Extensive wireless data services with reasonable is available from public providers, however, mostly no relevant availability, quality security guaranteed. require cost-effectively solution it can be resolved by combination "core" other as well private where when needed. Such approach requires implementation...

10.1145/2261605.2261652 article EN 2012-05-23

Cooperative Systems are part of the Smart Cities solutions. This Article presents two pilot applications cooperative systems. First was project BaSIC, which aimed to design, develop and validate solution increase road safety through Second application systems for Road Motorway Directorate. In both measured several parameters that give us an idea about suitability use chosen technology future use.

10.1109/scsp.2016.7501034 article EN 2016-05-01

Project of applied research called "Analysis technical and metrological requirements for GNSS receiving devices their operations" is a part Metrology development program funded by Czech Office Standards, Testing. The project started in 2008 its second executed 2009 was focused on preparation certification procedures first ITS applications pilot testing the procedures. virtual gate passage detection (used systems such as EFC) chosen one tested applications. Results will be used benchmark...

10.1109/itsc.2010.5624982 article EN 2010-09-01

Intelligent Transport Systems (ITS) solutions expect availability of the secure seamless communications typically covering widely spread areas. Different require different levels telecommunications service quality. These parameters have to correspond with ITS performance required by specific service. Even though quite extensive range wireless data services reasonable coverage are provided public providers practically all no guaranteed quality and security. requirements can be better resolved...

10.1109/citss.2012.6336682 article EN 2012-08-01

In recent years, the concept of smart cities, along with autonomous transportation, has emerged as a significant focal point for researchers, urban planners, and technological innovators. This growing interest is driven not only by advancements but also pressing need to address current mobility challenges such congestion, air pollution, necessity enhance road safety. Autonomous trams, pivotal element intelligent transportation systems, offer promising pathway towards more efficient, safer,...

10.1109/scsp61506.2024.10552728 article EN 2024-05-23
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