Jorge Carlos Marx Gómez

Carl von Ossietzky Universität Oldenburg · Department of Computing Science

Current research is investigating the extent to which measurements of corporate sustainability through environmental-social-governance (ESG) controversies have an impact on a company’s valuation. Early investors, stakeholders, and companies are already using the ESG data and ratings generated to inform their investments or strategic decisions in co...

Vulnerability concerns and quality issues lead to devastating and high-risk exploits in Smart Contracts. Several tools and approaches emerged to identify known errors and vulnerabilities in an early stage of Smart Contract development. However, those tools and approaches are currently considered stand-alone approaches and serve specific tasks that...

Environmental issues, such as climate change, depletion of natural resources, hazardous emissions, waste, and extreme weather are increasing global concerns in society and business. According to World Economic Forum’s Global Risk Survey, environmental issues have the highest likelihood to impact business. Therefore, companies need to address enviro...

Different bicycle sensor approaches in Europe have improved the existing bicycle database. The question is how and to what degree the results of these projects can be compared. The basis for this discussion are the projects ECOSense (Germany) and Sniffer Bike (Netherlands). ECOSense targeted the question of how to detect the state of the bicycle in...

The future viability of artificially engineered systems are significantly influenced by their ability to evolve – their evolvability. Evolvability itself can be regarded as the long-term ability of an architecture to adapt to change over time. How time and cost intensive such adaptations are, however, is significantly determined by the overall arch...

Decision-making is nowadays data-driven instead of merely intuition-oriented. A reasoning process that leads to a decision depends on knowledge and the available facts. When the data is raw, it may contain non-actionable facts that are hardly useful. Ideally, such facts registered with data must be relevant and represented in a human-understandable...

Tail biting is one of the biggest problems in pig livestock farming. One indicator that can be observed before an outbreak is the change in tail posture. Studies have shown that days before a tail biting outbreak, a steady increase in hanging tail postures can be observed. A continuous monitoring of this indicator could, therefore, be used to infor...

Current mobility accounts for a large share of global CO emissions and thus contributes massively to climate change. The mobility revolution is intended to provide a remedy: On the one hand, more sustainable means of transport can be used or, on the other hand, the need for mobility can be reduced. In this article, an approach to CO budgeting for c...

Among the countless documents internal auditors face in practice, regulatory documents are by far the most important materials. Auditors need them for every audit engagement to familiarize themselves with the target state of the objects they are auditing. Due to their textual contents, auditors typically work through these documents by hand, which...

The modern business environment and global covid-19 pandemic effects have led to any relevant business organizational activity, like e-commerce, to rely on on-premise and cloud information technology (IT) services. To deliver high-quality IT services, plan-driven IT Service Management (ITSM) frameworks and standards have been used in business organ...

The bill of lading (B/L) is one of the most important documents in international trade. Current advances started to adopt public blockchain technology for digitization but lacking privacy. We raise the research question, if a private blockchain is suitable to solve this shortcoming. To answer this research question, we followed the design science r...

Knowledge management systems (KMS) are computer‐based systems highly valued in business organizations because they support knowledge management (KM) processes. Most KMS have been developed using non‐intelligent computer technology—that is, DMS, CMS, DBMS, and CIS—, and thus, they cannot provide advanced capabilities. Consequently, enhanced KMS usin...

Intelligent Transport Systems (ITS) could be the basis for new data driven approaches and mobility applications, as many examples from motorized means of traffic have shown. However, ITS can also contribute to an improvement of the bicycle infrastructure in European cities and to the creation of new data driven innovations that make cycling more co...

This paper introduces a pipeline for image-based pig posture classification by applying YOLOv5 for pig detection and EfficientNet for subsequent pig posture classification into 'lying' and 'notLying'. A high-quality dataset consisting of 5311 heterogeneous images from different sources with 78215 bounding box annotations was created. The bounding b...

Digitization of trade documents such as the Bill of Lading (B/L) is advancing. Several approaches have discussed blockchain as a suitable technology in general but state that they lack privacy aspects. Motivated by the antitrust-by-design approach from antitrust law, we propose a novel approach called one B/L, one blockchain in which we aim to crea...

This contribution describes two different types of requirements engineering analysis of the necessary dimensions of a possible maturity model for Smart Grids to be implemented for utilities. For the first case study, the requirements engineering for necessary dimensions for a Smart Grid maturity model was elicited using a systematic literature rese...

Rapidly increasing of requirements of business pushed researchers to define new approaches and methodologies to meet marketing needs. Agile methodology has been created and replaced the traditional-driven development methods that focus on soliciting, documenting a complete set of requirements, and take a long time comparing to market change. On the...

Ein konstant wachsendes Verkehrsaufkommen, dessen klimabelastende Tendenzen und die daraus entstehenden Umwelt- und Ressourcenprobleme führen zu einem Umdenken innerhalb des Mobilitätssektors.Aufgrund diesesUmdenkens ist die Notwendigkeit einer nachhaltigen Vergleichssoftware ermittelt worden, welche unter der Forschungsfrage, welche Merkmale eine...

Ride-sharing nowadays is a term most people have heard about. It is an efficient way to reduce both climate detrimental emissions and the overall traffic within large cities. A key aspect of ride-sharing is to match drivers and passengers according to a set of attributes. By matching people based on static and dynamic settings such as social prefer...

The importance of data is increasing along its inflation in our world today. In the big data era, data is becoming a main source for innovation, knowledge and insight, as well as a competitive and financial advantage in the race of information procurement. This interest in acquiring and exploiting data, in addition to the existing concerns regardin...

Selecting data sources is a crucial step in providing a useful information base to support decision-makers. While any data source can represent a potential added value in decision making, it’s integration always implies a representative effort. For decision-makers, data sources must contain relevant information in an appropriate scope. The data sci...

This paper gives an overview of current research areas considering GDPR and blockchain. It is shown that GDPR is often seen as a problem, limiting blockchain use cases. However, approaches towards more data protection for the data subjects based on blockchain technology emerge. In this paper, we evaluate a first step towards a GDPR enforcing blockc...

Cloud services include significant benefits for the provider and the customer. It depends on the resource sharing concept, which is important to increase the resources utilization and to reduce the customer’s costs. Software Defined Networking (SDN) is a new networking paradigm. It is used to virtualize a network and offer it to several users as se...

More and more people perceive the bicycle as an attractive mobility alternative. To confirm even more people for a more frequent bicycle use a safe infrastructure, especially at intersections where most of the severe bicycle accidents are happening, is a key prerequisite. The problem here is that knowledge about cycling safety is often limited to a...

Covid-19 exacerbated and brought to light some of the inequalities and vulnerable conditions of millions of people in the big metropoles of South Africa. The communities of Cape Town responded in a timely way to the risks associated with the pandemic to limit its dangerous potential and find solutions to support people in critical situations. These...

Digitalization and the Internet of Things emerge many new technologies. One of these new technologies for data transmission is LoRaWAN. This paper investigates the potential of LoRaWAN for the use case of groundwater monitoring and how it can be determined. In this case, the target is to digitize groundwater monitoring points in Lower Saxony. Withi...

The usage of the IEC 62559-2 Use Case Template yields several benefits beyond the standardized and structured descriptions of Smart Grid-related Use Cases. Correctly applied and combined with complementary methodologies, it allows additional analysis of the Smart Grid Architecture in order to assess, compare and, consequentially, to improve archite...

One of the characteristics of the Smart Grid Architecture Model (SGAM) is the ability of its domains and zones to act as a so-called Reference Designation System (RDS). As a result, the general knowledge of a given domain can be localized using the domains and zones of the SGAM as a reference to map.

To this day, the potential of natural language processing (NLP) is investigated in different domains-auditing is one of them. Internal auditors have to deal with a large number of different business documents, which they have to analyze in various ways. The purpose of this structured literature review is to identify which document types have been a...

This paper explores the data integration process step record linkage. Thereby we focus on the entity company. For the integration of company data, the company name is a crucial attribute, which often includes the legal form. This legal form is not concise and consistent represented among different data sources, which leads to considerable data qual...

In this paper, the deep learning instance segmentation architectures DetectoRS, SOLOv2, DETR and Mask R-CNN were applied to data from the field of Pig Precision Livestock Farming to investigate whether these models can address the specific challenges of this domain. For this purpose, we created a custom dataset consisting of 731 images with high he...

This special JDS issue is focused on highlighting the new and updated decisional concepts, frameworks, methods, and technologies needed to assist decision makers and policymakers in the context of a global pandemic. This introductory editorial contains a brief overview of the eleven research articles provided by the international community.

How companies report their data is undergoing digitization and sustainable transformation. Sustainability is important; therefore, various stakeholders are interested in sustainability information. Companies provide the required information and strive toward the use of information systems to ensure efficient data processing. A possible approach for...

Global pandemics cause strong negative impacts on global health, economies, education, socialisation, and recreation. The COVID-19 global pandemic has challenged government policymakers and business decision-makers to make efficient, effective, and ethical decisions to mitigate its damages. In this research, we evaluate how ‘Analytics Decision Supp...

Der wirtschaftliche Erfolg von Unternehmen hängt maßgeblich von einer intakten und zuverlässigen Supply Chain ab. Es hat sich in der nahen Vergangenheit gezeigt, dass der Logistikmarkt heutzutage nach einem höheren Kundenfokus, mehr Individualisierung und Transparenz strebt. Gleichzeitig sind Unternehmen in der Logistikbranche mit einem Kosten- und...

The integration of external and internal data sources is becoming increasingly important, as decision-makers depend on complete information. Often the data sources to be integrated do not have a commonand unique identifier. In these cases, the data sources must be integrated by comparing the availablecommon attributes of the entity, the so-called r...

Transport causes negative impacts on people and the environment. Since the traffic volume will tend to increase rather than decrease, appropriate solutions are strongly needed. On the one hand, an efficient transport system that guarantees the smooth exchange of goods and services is a prerequisite for economic development and a central location fa...

International marine pollution prevention regulation heavily relies on the on the usage of record books for monitoring the ship’s emissions. All vessels are subject to the “International Convention for the Prevention of Marine Pollution from Ships” (MARPOL) that imposes varies duties on the shipowners for the vessel’s record keeping. Until today, a...

Search analytics and trends data is widely used by media, politicians, economists, and scientists in various decision-making processes. The data providers often use sampling when calculating the request results, due to the huge data volume that would need to be processed otherwise. The representativity of such samples is typically assured by the pr...

Auditing has to adapt to the growing amounts of data caused by digital transformation. One approach to address this and to test the full audit data population is to apply rules to the data. A disadvantage of this is that rules most likely only find errors, mistakes or deviations which were already anticipated by the auditor. Unsupervised anomaly de...

In the future, equal and universal access to drinking water will become more critical. In this context, collecting, processing, and analysing data is a central part of the strategic decision-making process for water utilities. However, there is a lack of water management information systems that are specifically adapted to the requirements and use...

Rapidly increasing of requirements of business pushed researchers to define new approaches and methodologies to meet marketing needs. Agile methodology has been created and replaced the traditional-driven development methods that focus on soliciting, documenting a complete set of requirements, and take a long time comparing to market change. On the...

This contribution describes two different types of requirements engineering analysis of the necessary dimensions of a possible maturity model for Smart Grids to be implemented for utilities. For the first case study, the requirements engineering for necessary dimensions for a Smart Grid maturity model was elicited using a systematic literature rese...

Vehicle architectures have evolved over the past two decades to provide support for data-driven functionalities. The typical approach in this domain has been application-centric, leading to data models that are disparate, repetitive, and hardly maintainable in the long run. As a result, the software complexity increases, while the knowledge remains...

CRISP-DM is the de-facto standard and an industry-independent process model for applying data mining projects. Twenty years after its release in 2000, we would like to provide a systematic literature review of recent studies published in IEEE, ScienceDirect and ACM about data mining use cases applying CRISP-DM. We give an overview of the research f...

This book presents the outcomes of the trans- and interdisciplinary research project NEMo (Nachhaltige Erfüllung von Mobilitätsbedürfnissen im ländlichen Raum - Sustainable Fulfilment of Mobility Needs in Rural Areas). Due to demographic change, it is becoming increasingly difficult for rural districts and communities to maintain a basic set of pub...

This book is based on the work of the YEEES Research Centre, an international network of scientists from partner universities in Germany, Mozambique, Namibia and South Africa. It presents inter- and transdisciplinary research that explores different ways of understanding resilience, an essential characteristic for systems, organizations and people...

A vehicle produces a wide variety of data streams. To maximize their immediate use, we require to interpret their meaning and express it semantically. Putting data into a semantic representation is also known as semantization. On the one hand, existing approaches to analyze sensor data are often use-case specific and do not consider its streaming-n...

Städte benötigen dringend neue Konzepte für intelligente Systeme, die den steigenden Anforderungen an effizienten und umweltschonenden Verkehr gerecht werden können. Aktuelle Entwicklungen in der Mikromobilität bieten hier vielversprechende Möglichkeiten, benötigen jedoch belastbare Sensordaten und standardisierte Datenstrukturen. Dieser Beitrag gi...

Microservices has become a widely used and discussed architectural style for designing modern applications due to advantages like granular scalability and maintainability. However, it is still a complex task decomposing an application into microservices. Software architects often design architectures manually. In this paper we give a state-of-the-a...

Today, European utility companies are facing the conversion of their power grids from a previously centrally controlled supply to a then decentralized supply. These changes are necessary to achieve the climate targets. In order to create a decentralized power grid, the integration of modern information and communication technologies (ICT) and other...

Systems Engineering is a matter of the perspective and scope where several principles of the systems thinking approach coincide. Following the fundamental system principle of holism and interaction theory, in order to understand the whole the system should be considered as a whole. Due to the phenomena of emergence, not all properties of a system c...

The ability to accurately predict the delays of bus routes is a good way to raise the attractiveness of public bus services. In this paper, bus positions and timetables data of bus provider companies in Germany were combined in a data warehouse with data from external services regarding weather and traffic. Based on these data, different machine le...

Due to the energy turnaround in German politics, it is necessary to integrate more and more wind and solar energy into the existing energy system. In particular, power generation is changing from a previously centralized to a decentralized structure, which also has consequences for requirements for safe, reliable and efficient grid operation. Gener...

DIESE FORSCHUNG IST INZWISCHEN PEER-REVIEWED VERÖFFENTLICHT IN http://dx.doi.org/10.1007/978-3-030-65965-3_25 Zahlreiche Prozesse in Medien, Politik, Wirtschaft und Wissenschaft beziehen Daten zu Suchhäufigkeiten und Suchtrends bei Google in ihre Entscheidungen ein. Diese Daten stellt Google kostenlos über Google Trends bereit - auf Basis von Stic...

A PEER-REVIEWED PUBLICATION OF THIS RESEARCH EXISTS: http://dx.doi.org/10.1007/978-3-030-65965-3_25 Search analytics and trends data is widely used by media, politicians, economists, and scientists in various decision-making processes. Google offers such data on their Google Trends platform free of charge and assures the representativity of the sam...

This contribution provides an overview of the extent to which maturity models can be used in a targeted manner to capture the ACTUAL and TARGET state of future technologies and services for distribution system operator (DSO), to formulate this as a vision and to plan the migration path into this future (Flore & Uslar, 2019). For this purpose, basic...

The energy turnaround that is about to take place poses great challenges for utilities. It requires new technologies to move from a centralized power supply to a decentralized power supply. In the context of this contribution, migration paths to an intelligent power grid that is adequate for the energy system transformation are to be developed. The...

The energy turnaround in German politics poses major challenges for the utilities. Since it is necessary to integrate more and more wind and solar energy into the existing energy system, this requires fundamental changes in the German distribution grid. For this reason, many research institutes are engaged in designing new technologies and concepts...

Due to the energy turnaround in German politics, it is necessary to integrate more and more wind and solar energy into the existing energy system. In particular, power generation is changing from a previously centralized to a decentralized structure, which also has consequences for requirements for safe, reliable and efficient grid operation. Gener...

Software architectures in automotive have evolved over the last twenty years to support data-driven functionalities. Currently, several enterprises from different domains are focusing on improving their architectures by redefining the underlying data models to enable core support for analytics and artificial intelligence. Additionally, a common des...

Zusammenfassung Machine Learning ist ein Forschungsfeld mit großen Potenzialen und weitreichenden Anwendungspotenzialen. Big Data kann dabei als Enabler angesehen werden, da große und qualitativ hochwertige Daten stets die Grundlage für erfolgreiche Machine Learning-Algorithmen und -Modelle darstellen. Aktuell gibt es noch keinen voll etablierten S...

A rigor-oriented paradigm, in the Information Technology Service Management (ITSM) domain, has permeated in multiple international organizations. In contrast, in the Software Engineering (SwE) domain, the agile paradigm has complemented or replaced the rigor-oriented one in the last two decades. Recently shortened ITSM methods (i.e. FitSM and IT4IT...

Die Energiebranche befindet sich in einem signifikanten Veränderungsprozess. Angesichts des starken Wachstums verteilter, dezentraler Energieressourcen experimentieren Regierungen, Versorger und weitere Stakeholder mit neuen Lösungen, um das Elektrizitätsnetz effizienter zu gestalten. Nach Jahren, in denen die Energiewende vorrangig mit dem Ausbau...

Dieser Beitrag befasst sich mit dem Thema Digitalisierung von nicht-digitalen Geschäftsprozessen. Der Digitalisierungsgrad eines Unternehmens stellt mittlerweile einen erfolgsentscheidenden Wettbewerbsfaktor dar, um in modernen Märkten nachhaltig existieren und sich weiterentwickeln zu können. Die digitale Transformation von Geschäftsprozessen eine...

1. Motivation Auf Grund der Energiewende der deutschen Politik ist es für Energieversorger notwendig, immer mehr Wind-und Sonnenergie in das bestehende Energiesystem zu integrieren. Die Struktur der Energieerzeugung muss von einer bisher zentralen auf eine dezentrale gewandelt werden [1]. Dafür müssen die Erzeugungs-und Nutzungscharakteristika sehr...

Im Zuge der fortschreitenden Globalisierung und der damit einhergehenden rasanten Entwicklung von Informations- und Kommunikationstechnologien (IKT) ist ein stetig steigender Ressourcenverbrauch zu verzeichnen. In diesem Zusammenhang ist auch das Smartphone anzusiedeln, dessen Herstellung und Nutzung weitreichende Einflüsse auf Umwelt und Gesellsch...

Zusammenfassung Der wirtschaftliche Erfolg von Unternehmen hängt maßgeblich von einer intakten und zuverlässigen Supply Chain ab. Es hat sich in der nahen Vergangenheit gezeigt, dass der Logistikmarkt heutzutage nach einem höheren Kundenfokus, mehr Individualisierung und Transparenz strebt. Gleichzeitig sind Unternehmen in der Logistikbranche mit e...

Data centers backup using a cloud service is a significant operation that saves the data from being lost. It reduces the costs and optimize the hardware provisioning level. Software defined networking (SDN) is a growing network paradigm which divides the usual monolithic control and data plane found in the classical network paradigm. It improves an...

Diese Studie untersucht die Auswirkungen der Marktorientierung auf die ökologische Nachhaltigkeitsleistung eines Mobilfunkunternehmens in Ägypten. Der primäre Beitrag der Studie besteht darin, die Dynamik aufzudecken, mit der die Marktorientierung die ökologische Nachhaltigkeitsleistung des Unternehmens beeinflussen kann. Die Forscher gehen davon a...