Ciprian Dobre

Ciprian Dobre
Polytechnic University of Bucharest | UPB · Department of Computers

PhD

About

344
Publications
50,191
Reads
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3,275
Citations
Additional affiliations
September 2004 - present
Polytechnic University of Bucharest
Position
  • Professor (Associate)

Publications

Publications (344)
Preprint
Background: Quality of life (QOL) is a complex concept known for being influenced by socio-demographic characteristics, individual needs, perceptions and expectations. The study investigates influences of such heterogeneous variables and aims to identify and describe subgroups of older patients who share similar response patterns for the four domai...
Article
Full-text available
In the context in which it was demonstrated that humanoid robots are efficient in helping children diagnosed with autism in exploring their affective state, this paper underlines and proves the efficiency of a previously developed machine learning-based mobile application called PandaSays, which was improved and integrated with an Alpha 1 Pro robot...
Conference Paper
As we get older, various health-related problems appear, and it becomes more and more difficult to perform actions that once seemed simple. This paper presents a novel solution for different mobility and age-related problems, that incorporates virtual reality and video gaming features. The main feature provided by the implemented rehabilitation sys...
Chapter
Increasing network speeds and storage resource requirements have led the vast majority of industry players to intensively use cloud as a commodity service. Although the advantages obtained by following this trend are obvious, a multitude of privacy concerns arise regarding the confidentiality and integrity of data. In order to overcome privacy issu...
Article
Full-text available
One of the most important lifestyle risk factors for many chronic conditions in the older age, low physical activity has shown to have significant impact on the sustainability of national welfare in many developed countries. Technology-based assisted living solutions can effectively be used to enable older adults to optimise their health-related qu...
Article
Full-text available
The analysis of emotions is still considered a rather difficult procedure and it is constrained by the limitations related to the languages available for this analysis. The Romanian language is one of the richest and most complex languages with different dialects, regionalisms, archaisms and a powerful and expressive poetic language. Starting from...
Article
Full-text available
The digitization of the Romanian cultural heritage is a basic solution for the conservation of national cultural creations. The access to representative cultural works will be a real support for the continuity of the Romanian language and traditions, it will contribute to the education support in Romania and it will facilitate the access of future...
Conference Paper
Today, we are witnessing profound changes in the provision of healthcare services, shifting from illness-centred systems to patient-centred ones, able to deliver a personalised and integrated experience. This new approach has been generated by the tendencies of recent decades regarding the continuous increase of chronic medical conditions associate...
Conference Paper
Monitoring systems for the activities of the older adults are increasingly desired and requested by the elderly, their families and medical professionals. This paper presents a detailed analysis of depth cameras with highlights of key features, algorithms used in the development of applications using these types of cameras, limitations and problems...
Article
Full-text available
Constant Internet connectivity has become a necessity in our lives. Hence, music festival organizers allocate part of their budget for temporary Wi-Fi equipment in order to sustain the high network traffic generated in such a small geographical area, but this naturally leads to high costs that need to be decreased. Thus, in this paper, we propose a...
Article
Full-text available
In order to improve the traffic in large cities and to avoid congestion, advanced methods of detecting and predicting vehicle behaviour are needed. Such methods require complex information regarding the number of vehicles on the roads, their positions, directions, etc. One way to obtain this information is by analyzing overhead images collected by...
Conference Paper
The growing aging of the world's population is leading to the need to take assistance measures and prepare health care systems for the elderly. The innovative vINCI system provides technologies and uses smart devices that can non-invasively monitor the activity of elderly, to intervene in case of alerts, to prevent possible health problems, such as...
Article
Full-text available
Blockchain is an emerging technology that has shaken the financial sector, and which is already perceived as having an impact. A blockchain is a network of many interconnected nodes, both trustworthy and malicious, which can reach a consensus and generate valid data. The resulting information is packed into a block and permanently saved on the netw...
Article
Full-text available
The new demographic perspectives lead to the necessity to develop new solutions based on the Internet of Things (IoT) technology, which is designed for the early identification of the health issues of the elderly people and for providing support to them so as to understand the factors that limit their Quality of Life (QoL). An adaptive technology,...
Conference Paper
Full-text available
Due to the demographic changes, the demand for care services adapted to the elderly will have an unprecedented growth globally. In this situation, maintaining quality of life (QoL) and wellbeing for older adults will need support of complementary, non-traditional, ICT-based care practices. vINCI project, part of the European research effort in this...
Article
Full-text available
With the rate at which smartphones are currently evolving, more and more of human life will be contained in these devices. At a time when data privacy is extremely important, it is crucial to protect one’s mobile device. In this paper, we propose a new non-intrusive gait recognition based mechanism that can enhance the security of smartphones by ra...
Article
Full-text available
The worldwide increasing pace of population leads to the need to prepare health and social care systems for the elderly. In this context, there are challenges to develop technologies that meet the needs of older adults, to adapt to their cognitive and perceptual decline. The vINCI project develops an integrated and validated Internet of Things (IoT...
Preprint
Full-text available
The User Datagram Protocol (UDP) and other similar protocols send the application data from the source machine to the destination machine inside segments, without foreseeing nor allowing for any type of control on the transmission or success metrics. These protocols are very convenient for e.g. real time data transmission. But when the reliability...
Article
Full-text available
A disruptive technology often used in finance, Internet of Things (IoT) and healthcare, blockchain can reach consensus within a decentralised network—potentially composed of large amounts of unreliable nodes—and to permanently and irreversibly store data in a tamper-proof manner. In this paper, we present a reputation system for Intelligent Transpo...
Article
Full-text available
Wi-Fi offloading in fog networks is believed to be one of the best ways to solve the significant data increase in cellular networks, since nodes located close by are used as relays for offloading traffic and computations. This alarming growth has affected these networks and has put its mark on their performance. Some operators might try upgrading t...
Chapter
In these days the scientific community is times bigger comparing with the previous centuries. The need of powerful tools to aggregate and analyse the information about articles, books and other publications becomes greater with each published paper. In this paper we describe a solution for understanding and leveraging this data. The platform integr...
Conference Paper
The vINCI project proposes an approach for providing personalized assistance services for patients in an IoT-based ecosystem. In this context, the challenges remain to develop technologies that meet the needs of older adults, accommodate their cognitive and perceptual declines. One of the challenges to the effective design of such technologies is t...
Conference Paper
Full-text available
The INTELLIT project develops a virtual online museum of the Romanian literature. The sources of data made available and provided by the Romanian Academy, such as: General Dictionary of Romanian Literature, Timeline of the Romanian Literary Life and the canonical works of Romanian writers are digitized and indexed using smart text analytics. One of...
Article
Full-text available
The rapid growth of mobile devices in recent years has led to the rapid progress of mobile computing. However, this has exposed certain limitations, that have first been addressed by mobile cloud computing. Once Internet of Things devices have started being put online, a new step in the evolution of mobile networks was taken through the addition of...
Article
Full-text available
In this paper we present a solution that represents both an open portal to the digital era and also a possible answer to the problems of preservation and conservation of Romanian literature patrimony. This solution consists in the development of a digital platform, by which literary works, manuscripts, editions of a work, bibliographies, dictionari...
Conference Paper
The continuous increase in the number of elderly people today poses important challenges for countries as they have to ensure that social and health systems are aligned with the needs of the elderly. In this paper is considered the problem of older adult health monitoring based on IoT monitoring platforms and clinical systems. A large amount of dat...
Conference Paper
Due to the increased rhythm of aging population at world level, all countries need to prepare for this challenge their healthcare and social systems for the elderly. Thus, it appears the need of monitoring the older adults in order to increase their Quality of life (QoL) and wellbeing, this conducting to the development of ICT-based systems to solv...
Article
An exciting piece of information was tweeted at the Microsoft Build 2017 conference, regarding the global Internet traffic. While in 1992 the global Internet traffic was about 0.001 GB/s, today the global Internet traffic is estimated to 20,000 GB/s. This significant figure sets the plot for an interconnected environment that shares media content a...
Article
Full-text available
Drop Computing is a network paradigm that aims to address the issues of the mobile cloud computing model, which has started to show limitations especially since the advent of the Internet of Things and the increase in the number of connected devices. In Drop Computing, nodes are able to offload data and computations to the cloud, to edge devices, o...
Book
This open access book is the final publication of the COST Action IC1303 “Algorithms, Architectures and Platforms for Enhanced Living Environments (AAPELE)” project. Ambient Assisted Living (AAL) is an area of research based on Information and Communication Technologies (ICT), medical research, and sociological research. AAL is based on the notion...
Article
Full-text available
Because the number of elderly people is predicted to increase quickly in the upcoming years, “aging in place” (which refers to living at home regardless of age and other factors) is becoming an important topic in the area of ambient assisted living. Therefore, in this paper, we propose a human physical activity recognition system based on data coll...
Chapter
In recent years, the amount of data consumed by mobile devices has grown exponentially, especially with the advent of the Internet of Things and all its connected devices. For this reason, researchers are looking for methods of alleviating the congestion and strain on the network, generally through various means of offloading, or by bringing the da...
Article
Full-text available
There are multiple methods for tracking individuals, but the classical ones such as using GPS or video surveillance systems do not scale or have large costs. The need for large-scale tracking, for thousands or even millions of individuals, over large areas such as cities, requires the use of alternative techniques. WiFi tracking is a scalable solut...
Article
Full-text available
When two opportunistic network peers encounter, utility functions are generally employed to select the messages that have to be exchanged, with the purpose of maximizing message delivery probability and reduce congestion. These functions compute weighted sums of various parameters, like central-ity, similarity, trust, etc. Most of the existing solu...
Chapter
Opportunistic networks (ONs) are an extension of mobile ad hoc networks where nodes are generally human-carried mobile devices like smartphones and tablets, which do not have a global view of the network. They only possess knowledge from the nodes they encounter, so well-defined paths between a source and a destination do not necessarily exist. The...
Article
Internet of Things (IoT) is a promising technology for improving our lives and society by integrating smart devices in our environment and paving the way for novel ICT application spanning from smart cities to energy efficiency and home automation. However, such a vision encompasses the availability of thousands of smart devices, or even more, that...
Chapter
The constant technological innovations in wireless communications and network technologies as well as the increasing number of smart mobile devices generate an enormous volume of data stemming from a set of user equipments (UEs). Since an exponential growth of data and analytics is witnessed, new technical and application challenges emerge associat...
Book
This book reports on the latest advances in mobile technologies for collecting, storing and processing mobile big data in connection with wireless communications. It presents novel approaches and applications in which mobile big data is being applied from an engineering standpoint and addresses future theoretical and practical challenges related to...
Chapter
This chapter elaborates on radio resource management issues for an optimum frequency portion exploitation and maximum energy conservation in a centralised cognitive radio network architecture. Two optimisation algorithms are provided that enable the efficient use of TV White Spaces (TVWS) through a broker entity that coordinates the spectrum tradin...
Chapter
The advancement of medical robotics has ushered in new and exciting age for medicine, which could revolutionize surgery, as we know it. Robotics could hold the key to making surgeries safer, more accurate and less invasive, translating to a decreased incidence of wound infection, improved cosmetic outcomes and reducing postoperative pain. In additi...
Chapter
The immense network of interconnected objects, called the Internet of Things (IoT), will eventually become a reality thanks to the MP2P (Mobile Peer-to-Peer) nature of the upcoming 5G and it will have the potential of growing into a valuable asset and revolutionize a plethora of fields. Due to its omnipresent character, the IoT can be successfully...
Chapter
Both, in AAL and ELE, a multitude of heterogeneous applications, involving different stakeholders, have to communicate via a common network environment. Hence, infrastructures have to become pervasive, with an increasing number of distributed devices that will need to communicate between themselves, as well as with centralized services. Moreover, i...