Álvaro Rocha

• PhD | Habil. | Honorary Professor (e-mail: amrrocha@gmail.com)
• University of Lisbon - ISEG

This book gathers high-quality research papers presented at MICRADS´24 – the 2024 Multidisciplinary International Conference of Research Applied to Defense and Security, held at Universidad Bernardo O'Higgins, in Santiago, Chile, between July 17 and 19, 2024. The main topics covered are, Area A—systems, communication and defense: A1) information an...

This research focuses on developing an anomaly detection system using machine learning to mitigate Distributed Denial of Service (DDoS) attacks in IoT networks. The study utilizes a diverse dataset from IoT environments to train and evaluate machine learning algorithms for DDoS detection. The dataset includes various IoT device types, communication...

In simple words, cryptocurrencies are in the form of digital currencies that can be utilised to making purchase of goods and services just like fiat money can. However, from the beginning, it has largely caused controversy due to its decentralized nature. It functions without interference from any intermediaries like financial and banking instituti...

Explores the dynamic landscape where financial technology converges with blockchain for a more sustainable future Sheds light on the revolutionary role of blockchain technology applied to new financial solutions Delves into the intricate interaction between financial technology and blockchain

This paper presents a systematic exploration of the role of the metaverse in transforming educational information systems, using a comprehensive bibliometric analysis of academic literature from the Scopus database. The metaverse, a digital construct where real and virtual worlds converge, is increasingly recognized for its potential to revolutioni...

In today’s technological landscape, there have been significant advancements in automating devices to minimize direct physical contact with objects. Instead, these devices rely on various sensors to recognize objects through methods such as waves, signals, or temperature. Among the plethora of sensors available, it is crucial to identify the optima...

In this chapter, we will investigate the process of putting a neural network into operation, with a particular emphasis on the insights that were obtained throughout the training phase.

When it comes to the security flaws that may be caused by malware in smart wearable devices, this chapter provides an analysis of the available literature. The consequences of smart wearable gadgets on persons who use them and the positive elements of these devices are covered in a significant body of literature that has been compiled.

This chapter provides the reader with an overview of the research project, covering a wide range of topics, including the rationale behind selecting the topic, the potential societal and individual implications, the knowledge advancements that occurred as a result of the case study, and the methodologies that were utilised to address the challenges...

As a result of its ability to provide both convenience and connection, smart wearable gadgets have gained significantly in popularity in today’s culture. On the other hand, its popularity has also drawn the attention of hackers who are looking to exploit weaknesses in these gadgets.

In the rapidly evolving business landscape, the intersection of Industry 4.0 and sustainable supply chain practices unveils a narrative spanning economic, social and environmental sustainability. This chapter delves into this relationship through real-world case studies, elucidating how Industry 4.0 technologies optimise production, foster social e...

This chapter ascertained if the stated objectives listed in Chapter 1 have been achieved. It further discusses the significance of the research contribution. Finally, future research work is provided at the end of this chapter.

This chapter overviews IoT and related research in securing the IoT application domain. The goal is to identify any gap in securing resource-constrained IoT devices. The “gap” is based on the current IoT security approaches for solving the challenges imposed on IoT devices and the technologies that help exchange data between connected devices. Anot...

This chapter presents the proposed security framework for IoT networks. The security vulnerabilities of the existing solutions led to the developing of a security framework for IoT networks.

In recent years, software’s evolution, advancement, use, and development have significantly impacted organizations’ and people’s functioning, structure, and strategy worldwide. In this sense, the advance of computers, and mobile devices, among others, has led to the creation of new areas of knowledge to improve the operation and application of sof...

The main goal of this research is to identify the leadership styles that can be more effective in leading remote workers from Public Organizations. The research question can have a significant meaning because leadership is a significant issue for the effectiveness of the organizations, and in the current Pandemic situation, it has assumed even more...

In the wake of the COVID-19 crisis, scholarly focus intensifies on the pivotal role of digital innovation and transformation in fostering sustainability across diverse organizational sectors (Fernandes et al., 2023; Fiedler et al., 2023). Contemporary organizations grapple with environments characterized by unprecedented levels of volatility, uncer...

Metaverse means a world in which virtual and reality interact and co-evolve, and social, economic, and cultural activities are carried out in immersively. In this scenario, it goes beyond just combining the physical and virtual worlds—there is a continuity between them, creating an ecosystem that merges the two universes (physical and virtual). In...

Artificial neural networks are algorithms that are made possible by artificial intelligence that model the composition and operation of the human brain. Artificial intelligence applications such as computer vision, autonomous vehicles, automatic text generation, face recognition (e.g., using facial recognition on an iPhone as a digital password), a...

EBook about Digital Entrepreneurship

Nowadays, multimedia content, such as photographs and movies, is ingrained in every aspect of human lives and has become a vital component of their entertainment. Multimedia content, such as videos or movie clips, is typically created with the intent to evoke certain feelings or emotions in viewers. Thus, by examining the viewer’s cognitive state w...

The purpose of this study is to describe and analyze whether digital remote work in times of Covid-19 is influencing the satisfaction of Public Administration employees. Based on the objective of this study, an online survey was conducted in the Portuguese Public Administration, for a sample of 70 individuals, working at home due to the situation o...

Co-funded by the European Union, this Ebook is designed to facilitate learning and teaching digital entrepreneurship.

Quinze anos de RISTI - Revista Ibérica de Sistemas e Tecnologias de Informação: cinquenta números regulares e sessenta números especiais

call for papers: Paper Submission: June 05. Notification of acceptance: July 07. Camera ready papers: July 24. Payment of registration: August 07.

A pear is a sweet fruit that is rich in dietary fiber, antioxidants, and plant compounds. The nutritional disorder in pears is either due to deficiency of nutrients or toxicity of nutrients. The techniques to identify the nutrients deficiencies include tissue testing, soil analysis, plant analysis, and visual deficiency symptoms. The effects of alf...

Interpreting high‐resolution satellite imagery could be an expensive and time‐consuming task for human eyes. Computer Vision and Deep Learning techniques can help to solve this major problem by applying detection algorithms, which can ease the task of analysing such images for the benefit of humans. It can help in changing the way we comprehend and...

In today?s world, a lot of various kinds of raw materials are shipped from one place to another as per the requirement of industries. This shipping process involved many multiple levels with multiple personalities or authorities. The intermediates may be influenced by some illegal external factors and there may be some theft or modification in the...

Higher education institutions (HEI) that offer hospitality courses must meet the needs of stakeholders, students, businesses, and academia. Students in the third year of hospitality bachelor courses, with a higher perception of the market needs, participated in this research to identify the most important competencies required by the hospitality or...

Agriculture Industry is highly dependent on environmental and weather conditions. Many times, crops are spoiled because of sudden changes in weather. Therefore, we need a decision model to take care the water requirement of sensitive crops of agriculture industry. The proposed work presents a novel and proficient hybrid model for sensitive crop irr...

Skin cancer is one of the diseases which lead to death if not detected at an early stage. Computer-aided detection and diagnosis systems are designed for its early diagnosis which may prevent biopsy and use of dermoscopic tools. Numerous researches have considered this problem and achieved good results. In automatic diagnosis of skin cancer through...

Agriculture industry is the foundation of Indian economy where quality fruit production plays an important role. Apple or pome fruits are always in demand because of rich nutrients in it. Hence, to analyze and recognize the nutrients deficiency in fruits, a deep neural-based model is being proposed. This model automatically classifies and recognize...

Link prediction is a statistical relational learning problem that has a variety of applications in recommender systems, expert systems, and knowledge bases. Numerous approaches have already been devised to solve the problem. Tensor factorization is one of the ways to solve the link prediction problem. Many tensor factorization techniques have been...

Cancer is a genetic disease that is categorized among the most lethal and belligerent diseases. An early staging of the disease can reduce the high mortality rate associated with cancer. The advancement in high throughput sequencing technology and the implementation of several Machine Learning algorithms have led to significant progress in Oncogeno...

In an era of digital transformation, where in the last decades has increased the need of embrace change rapidly, it’s important that organizations make their transformation in the path of continue being competitive. To this, organizations have started adopting agile methodologies so that they can respond faster to the daily change. DevOps allows co...

Public Policies are fundamental for cities to define their urban greening strategies, and the main goal of this research is to identify in the literature and official documents the Public Policies vectors defined at the EU level, and also implemented at national level by the member states to promote urban greening. The methodology used is a Systema...

Some pixels of an input image have thick information and give insights about a particular category during classification decisions. Visualization of these pixels is a well-studied problem in computer vision, called visual attribution (VA), which helps radiologists to recognize abnormalities and identify a particular disease in the medical image. In...

Among various types of skin diseases, skin cancer is the deadliest form of the disease. This paper classifies seven types of skin diseases: Actinic keratosis and intraepithelial carcinoma, Basal cell carcinoma, Benign keratosis, Dermatofibroma, Melanoma, Melanocytic type, and Vascular lesions. The primary objective of this paper is to evaluate the...

A lot of different methods are being opted for improving the educational standards through monitoring of the classrooms. The developed world uses Smart classrooms to enhance faculty efficiency based on accumulated learning outcomes and interests. Smart classroom boards, audio-visual aids, and multimedia are directly related to the Smart classroom e...

A lot of different methods are being opted for improving the educational standards through monitoring of the classrooms. The developed world uses Smart classrooms to enhance faculty efficiency based on accumulated learning outcomes and interests. Smart classroom boards, audiovisual aids, and multimedia are directly related to the Smart classroom en...

This book features selected papers from the International Conference on Communication and Applied Technologies (ICOMTA 2021), jointly organized by Universidad del Rosario (Bogotá, Colombia); the University of Vigo (Galicia, Spain); the University of Santiago de Compostela-Equipo de Investigaciones Políticas (Galicia, Spain); the University of A Cor...

This book comprises the proceedings of the International Perm Forum “Science and Global Challenges of the 21st Century” held on October 18th – 23rd, 2021, at Perm State University, Perm, Russia. Global challenges, which determine the main trends in the development of social and economic life in the XXI century, require the integration of specialist...

This book gathers the proceedings of the Multidisciplinary International Conference of Research Applied to Defense and Security (MICRADS 2021), held at Naval Cadet School "Almirante Padilla", in Cartagena, Colombia, during August 18–20, 2021. It covers a broad range of topics in systems, communication, and defense; strategy and political–administra...

The book features original papers from International Conference on Pervasive Computing and Social Networking (ICPCSN 2021), organized by NSIT, Salem, India during 19 – 20 march 2021. It covers research works on conceptual, constructive, empirical, theoretical and practical implementations of pervasive computing and social networking methods for dev...

The purpose of this paper is to compare the strategies of companies with data science practices and methodologies and the data specificities/variables that can influence the definition of a data science strategy in pharma companies. The current paper is an empirical study, and the research approach consists of verifying against a set of statistical...

The complexity of the information systems (IS) in the higher education institutions (HEI) has been continuously increasing during the last decades. Thus, managers need tools to evaluate the maturity of their IS, in order to continuously improve them. Additionally, the accreditation processes and rankings may also include organisational aspects in t...

The recent trend of digital health deals a great prospective towards healthcare management. The associated technologies are becoming more demanding in digital health innovation for development, testing, and trials, which has been intended to be a part of both clinics and homes. This special issue focuses on state-of-the-art Internet of things techn...

This book contains a selection of papers from the 2021 International Conference on Software Process Improvement (CIMPS’21), held between the 20th and 22th of October in Torreón Coahuila, México as virtual venue. The CIMPS’21 is a global forum for researchers and practitioners that present and discuss the most recent innovations, trends, results, ex...

Over the past years, a digital multimedia uprising has been experienced in every walk of life, due to which the un-annotated or unstructured multimedia content has always been a key issue for research. The multimedia content is usually created with some intended emotions, which the creator wants to induce in viewers. The affectiveness of the multim...

Artificial intelligence systems are becoming ubiquitous in everyday life as well as in high-risk environments, such as autonomous driving, medical treatment, and medicine. The opaque nature of the deep neural network raises concerns about its adoption in high-risk environments. It is important for researchers to explain how these models reach their...

Artificial intelligence systems are becoming ubiquitous in everyday life as well as in high-risk environments, such as autonomous driving, medical treatment, and medicine. The opaque nature of the deep neural network raises concerns about its adoption in high-risk environments. It is important for researchers to explain how these models reach their...

The recent trend of digital health deals a great prospective towards healthcare management. The associated technologies becoming more demanding in digital health innovation for development, testing, and trials, it has intended to be a part of both clinics and homes. This special issue focuses on state-of-the-art Internet of things technologies, med...

of activities and strategic planning in the health industry. This study analyses pharmaceutical companies who have a data science strategy and the variables that can influence the definition of a data science strategy in pharma companies in opposite to other pharmaceutical companies without a data science strategy. The current paper is empirical an...

This research aims to understand how Business process management (BPM) can be applied for the improvement of Information Technology service management (ITSM) processes. A case study is conducted for the improvement of the time performance of the incident management process, since it is pointed as a quick win for ITSM. The results obtained identifie...

The recent development in deep learning allows us to develop a computer vision-based system for recognition, detection, and localization of nutrients deficiency in fruits. Due to the time constraints, it is important to use an optimized and fast system for fruit quality inspection. In this paper, the input is taken as an image. A deep learning-base...

Higher education institutions (HEIs) are complex and dynamic organizations in terms of information management, forcing their information systems to respond to enormous challenges and threats. In order to evaluate the HEIs’ information systems, we propose the development of a maturity model capable of supporting the role of HEI’s managers, as well a...

Supported by an environment that is increasingly immersed in digital transformation, universities are facing important organizational changes in both tangible and intangible structures. Digital transformation isn’t all about technology, there is a human side of the story. Leadership is seen as a key issue in any process of change. However, leaders...

Nowadays, we are forced to face off, more than ever before, an exponential growth of tremendous quantities of data necessary to be local or remotely transferred within cabled or wireless communication networks. We present in this work a methodology used for a short survey and the main findings following queries in important scientific databases. As...

This research examines knowledge transition in an industrial company. This study presents findings about methods and forms of interaction and knowledge transition between organizational actors in innovation processes. Methodology is qualitative and quantitative, as the data was collected through interviews and questionnaires techniques. This study...

The segmentation of dermoscopic‐based skin lesion images is considered to be challenging owing to various factors. Some of the most tangible reasons include poor contrast near the affected skin lesion, the fuzzy and unpredictable lesion limits, the presence of variations in noise, and capturing images under different conditions. This paper aims to...

With the rapid development of Internet information technology, the advantages of social media in terms of speed, content, form, and effect of communication are becoming increasingly significant. In recent years, more and more researchers have paid attention to the special value and role of social media tools in disaster information emergency manage...

This book features a collection of high-quality research papers presented at the International Conference on Tourism, Technology & Systems (ICOTTS 2020), held at the University of Cartagena, in Cartagena de Indias, Colombia, from 29th to 31st October 2020. The book is divided into two volumes, and it covers the areas of technology in tourism and th...

This book gathers selected papers presented at the 4th International Conference on Inventive Communication and Computational Technologies (ICICCT 2020), held on 28–29 May 2020 at Gnanamani College of Technology, Tamil Nadu, India. The respective contributions highlight recent research efforts and advances in a new paradigm called ISMAC (IoT in Soci...

This book contains a selection of papers from the 2020 International Conference on Software Process Improvement (CIMPS 20), held between the 21st and 23rd of October in Mazatlán, Sinaloa, México. The CIMPS 20 is a global forum for researchers and practitioners that present and discuss the most recent innovations, trends, results, experiences and co...

This book is composed by the papers written in English and accepted for presentation and discussion at The 2021 International Conference on Information Technology & Systems (ICITS 21), held at the Universidad Estatal Península de Santa Elena, in Libertad, Ecuador, between the 10th and the 12th of February 2021. ICITS is a global forum for research...

This book is composed by the papers written in English and accepted for presentation and discussion at The 2021 International Conference on Information Technology & Systems (ICITS 21), held at the Universidad Estatal Península de Santa Elena, in Libertad, Ecuador, between the 10th and the 12th of February 2021. ICITS is a global forum for researche...

This book includes selected papers presented at the International Conference on Marketing and Technologies (ICMarkTech 2020), held at ISCTE - University Institute of Lisbon, in the city of Lisbon in Portugal, between 8 and 10 October 2020. It covers up-to-date cutting-edge research on artificial intelligence applied in marketing, virtual and augmen...

This book is composed of a selection of articles from The 2021 World Conference on Information Systems and Technologies (WorldCIST'21), held online between 30 and 31 of March and 1 and 2 of April 2021 at Hangra de Heroismo, Terceira Island, Azores, Portugal. WorldCIST is a global forum for researchers and practitioners to present and discuss recent...

This book is composed of a selection of articles from The 2021 World Conference on Information Systems and Technologies (WorldCIST'21), held online between 30 and 31 of March and 1 and 2 of April 2021 at Hangra de Heroismo, Terceira Island, Azores, Portugal. WorldCIST is a global forum for researchers and practitioners to present and discuss recent...

This book is composed of a selection of articles from The 2021 World Conference on Information Systems and Technologies (WorldCIST'21), held online between 30 and 31 of March and 1 and 2 of April 2021 at Hangra de Heroismo, Terceira Island, Azores, Portugal. WorldCIST is a global forum for researchers and practitioners to present and discuss recent...

This book is composed of a selection of articles from The 2021 World Conference on Information Systems and Technologies (WorldCIST'21), held online between 30 and 31 of March and 1 and 2 of April 2021 at Hangra de Heroismo, Terceira Island, Azores, Portugal. WorldCIST is a global forum for researchers and practitioners to present and discuss recent...

This book is a collection of peer-reviewed best selected research papers presented at 3rd International Conference on Computer Networks and Inventive Communication Technologies (ICCNCT 2020). The book covers new results in theory, methodology, and applications of computer networks and data communications. It includes original papers on computer net...

The article is devoted to the assessment of existing level of development of information and consulting system in agricultural and industrial complex. The relevance of covering methodological issues is due to the current level of development of information and consulting services in regions, the rapid and large-scale expansion of the Internet space...

The problem of low usage of e-government solutions is common in many emerging countries. Is Russia experiencing the same issue? Are there sufficient conditions to grow the usage of e-government solutions (internet penetration rate, rights for the citizens to approach the government remotely, trust in government, computer skills and usage perception...

This Special Issue is dedicated to current issues in Decision-making and Negotiation in Innovation & Research in Information Science. Despite all the research around Decision-making and Negotiation the main theoretical and practical importance of this issue is the focus on studies oriented to innovation & research (I&R) in information science. The...

Big Data technology is one of the most promising organizational processes within the Healthcare and Pharmaceutical industry and crucial for any company that wants to preserve the competitive advantage in the market, where most of the organizational structures are already struggling with the right skills and knowledge to fully support existing busin...