Articole ştiinţifice: Recent submissions

Now showing items 141-160 of 6249

Real-time speech emotion recognition using acoustic features and a probabilistic heuristic classifier

BOROZAN, Olesea; MUNTEANU, Silvia; DRUMEA, Nicu; CLIMA, Andrei (Institute of Electrical and Electronics Engineers, 2026)

This paper presents a real-time speech emotion recognition system based on acoustic feature extraction and a probabilistic-heuristic classifier, intended for intelligent monitoring and the management of exceptional situations. ...
A multi-criterion taxonomy of cybersecurity beneficiaries

COJOCARU, Svetlana; GHITA, Alexandru-Andrei; PECA, Ludmila; DUMITRASCU, Marius; CĂLIN, Rostislav (Institute of Electrical and Electronics Engineers, 2026)

Cyber-attacks generate increasingly large global losses while financial resources for securing information systems remain limited. Existing reference frameworks (CIS Controls, ISO/IEC 27001, NIST CSF) lack fine-grained ...
An approach to determining the set of devices and technologies for a smart home

BOLUN, Ion; CATRUC, Adriana; COJOCARU, Svetlana (Institute of Electrical and Electronics Engineers, 2026)

With limited financial resources available, transforming a home into a smart home may be expedient to be accomplished in several stages. In such a case, the efficient selection of devices and technologies at each stage is ...
On the statistical analysis of the response time of some databases modeled as a queueing systems

BUZA, Dina; LEAHU, Alexei (Institute of Electrical and Electronics Engineers, 2026)

Our paper investigates the statistical analysis of database response time by modeling databases as queueing systems of increasing generality. Starting from the classical M/M/1 model as a reference framework, the study ...
Mathematical models and system-level analysis of modern geolocation technologies

ROTARU, Lilia; COJUHARI, Irina; GUTU, Maria; KAZAK, Artur (Institute of Electrical and Electronics Engineers, 2026)

Accurate geolocation is essential for modern cyber-physical systems supporting applications such as autonomous navigation, intelligent transportation, mobile communications, and Internet of Things infrastructures. Contemporary ...
Integration of project management in the implementation of 5G infrastructures for high-capacity public venues

TIRSU, Valentina; SAVA, Lilia; ȚURCANU, Dinu; MIROVSKI, Vladimir (Institute of Electrical and Electronics Engineers, 2026)

The deployment of 5G infrastructures in high-density public venues such as sports arenas, exhibition centers, and airports requires the integration of technical network optimization with effective project management ...
Performance evaluation of ZTNA for hybrid academic networks

TIRSU, Valentina; SAVA, Lilia; MIROVSKI, Vladimir; DJANOSLAVSCHII, Cristin (Institute of Electrical and Electronics Engineers, 2026)

The accelerated digital transformation of university laboratories has led to the development of hybrid infrastructures integrating on-premise resources, virtual machines, IoT devices, and cloud-based educational services. ...
A mean-value performability assessment of IoMT systems based-on stochastic reward net and fuzzy Lz-transform method

MORARU, Victor; GUȚULEAC, Emilian; ALEXEI, Anatol; GRIBINCEA, Dorin; CUZMIN, Simion; SENIUȘIN, Anton (Institute of Electrical and Electronics Engineers, 2026)

This paper presents a predictive approach for uncertainty mean-value performability modeling and assessments framework of Internet of Medical Things (IoMT) System (IoMTS) based-on the Stochastic Reward Nets with Fuzzy ...
MATLAB simulation of a pure B-dot algorithm for CubeSat-like nadir pointing in orbit

KAPUSTEANSKI, Maxim; SENIUSIN, Anton; SPATARI, Andrei; MELNIC, Vladimir; MARTINIUC, Alexei (Institute of Electrical and Electronics Engineers, 2026)

This paper presents a MATLAB simulation framework developed to evaluate whether a pure B-dot magnetic control law can provide nadir pointing for a CubeSat-like nanosatellite in the local-vertical/local-horizontal (LVLH) ...
A multi-level computing architecture inspired by the human brain: A neuromorphic perspective

STRUNA, Vadim; OSOVSCHI, Mariana; LUNGU, Iulian (Institute of Electrical and Electronics Engineers, 2026)

This paper proposes a multi-level computing architecture inspired by the human brain and formulated from a neuromorphic perspective to integrate perception, cognition, decision-making, and learning within a unified framework. ...
Prototyping an AI-Based waste monitoring and salubrization route optimization system

TROHIN, Vlad; DOROGAN, Andrei (Institute of Electrical and Electronics Engineers, 2026)

The paper presents the development and experimental validation of a functional prototype for automated waste monitoring and dynamic salubrization route optimization. The system employs an IP camera to periodically capture ...
Analytical determination of fractional orders in FOPID controllers based on closed-loop dynamics

FIODOROV, Ion; IZVOREANU, Bartolomeu; COJUHARI, Irina; MORARU, Dumitru; PALAMARCIUC, Nadejda (Institute of Electrical and Electronics Engineers, 2026)

The paper presents an analytical method for determining the fractional orders of the integral and derivative components of the fractional PID controller. The approach is based on the analysis of the dominant pole pair ...
Controller tuning for first- to fourth-order inertia object models with astatic behavior using the polynomial method

IZVOREANU, Bartolomeu; SECRIERU, Adrian; PALAMARCIUC, Nadejda; FIODOROV, Ion; MORARU, Dumitru (Institute of Electrical and Electronics Engineers, 2026)

This paper describes the procedure for tuning a controller for models of control objects with first- to fourth-order inertia and astatic behavior using the polynomial method, with imposed values of the damping ratio and ...
Comparative analysis of multispectral sensors (MicaSense RedEdge-MX, FLIR Vue Pro R, Parrot Sequoia) and image processing for crop health assessment

MAȘNIC, Alisa; MOISEI, Arina (Institute of Electrical and Electronics Engineers, 2026)

Multispectral images captured by drones represent a crucial source of information for assessing plant health, chlorophyll content, water stress, and crop productivity in precision agriculture. The quality of these data is ...
Tyndall-effect-based optical monitoring of micro-plastic pollution in aquatic environments

ABABII, Victor; SUDACEVSCHI, Viorica; MARUSIC, Galina; CARBUNE, Viorel (Institute of Electrical and Electronics Engineers, 2026)

The paper presents the development and validation of an experimental system for monitoring microplastic pollution in aquatic environments, based on the Tyndall effect and artificial intelligence techniques. The proposed ...
Potential and perspectives of orchard lignocellulosic biomass as a source of renewable energy in the Republic of Moldova

MARIAN, Grigore; BANARI, Alexandru; GUDÎMA, Andrei; NAZAR, Boris; MALAI, Leonid; DARADUDA, Nicolae; PAVLENCO, Andrei; MARIAN, Teodor (National University of Science and Technology Politehnica Bucharest, 2025)

The utilization of residues resulting from orchard pruning represents a promising solution for diversifying renewable energy sources and reducing dependence on fossil fuels in the Republic of Moldova. This study assesses ...
Solar photovoltaic glare: Impacts and mitigation across aviation, transportation, agriculture, and the built environment

KAUR, Nisha; MOHAMED, M. R.; EFREMOV, Cristina; AMRILLAH, Tahta; GHAZALI, Mohd Fairusham; SUDHAKAR, K. (Institute of Electrical and Electronics Engineers, 2026)

Solar photovoltaic (PV) systems are rapidly expanding to meet renewable energy demands, but specular reflections from panel surfaces can produce glint (momentary flashes) and glare (sustained bright light). These glare ...
Synchronous PWM regulation of inverters in transformer-based photovoltaic installations

OLESCHUK, Valentin; CHOPYK, Vasyl; SHAPOVAL, Ivan (Institute of Electrical and Electronics Engineers, 2026)

This paper provides a brief review of research results on alternative approaches, methods, and computational procedures for synchronous space-vector pulse-width modulation (PWM) applied to inverters of photovoltaic (PV) ...
Assessment for learning in informatics education: The CAIR framework and a STEAM-based application

GUTU, Maria (National Institute for Research and Development in Informatics, 2026)

Competency-based Informatics education requires assessment practices that support iterative learning, problem-solving, and learner self-regulation; however, assessment often remains predominantly summative and weakly ...
Web platform to support entrepreneurs: Technological and educational remedies for training the digital skills of beneficiaries

BURLACU, Natalia; BURLAC, Irina (National Institute for Research and Development in Informatics, 2026)

The situation of micro/small/medium entrepreneurs in the Republic of Moldova, local producers of craft products and services, is marked by a series of difficulties that are close to the problematic situation of representatives ...

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