In the past few decades, wavelets have found an important place in many fields due to their nature and advantages compared to other algorithms. When the focus is on signal processing, wavelets can be used as an algorithm for de-noising, frequency analysis, feature analysis, etc. The spectrogram is one of the most common visual representations of th...

By Đorđe Damnjanović, Marina Milošević, Nedeljko Dučić, Dijana Stojić, Dejan Vujičić

In today’s globalized and increasingly dynamic market, the importance of the procurement process, within the context of total cost management, is steadily growing. To ensure uninterrupted and continuous production operations in every modern enterprise, the procurement process should be regarded as one of the strategic functions. An efficient ...

By Sandra Đukanović, Danica Lečić-Cvetković

In this study, we explore the design, simulation, and deployment of a passive RC low-pass filter, specifically targeting its integration within Internet of Things (IoT) applications. We employed a symbolic computing environment to theoretically model the filter's frequency response, analytically deriving the transfer function and numerically valida...

By Hristina Delibašić Marković, Violeta Petrović, Ivan Petrović

In today’s competitive business environment, supply chain management (SCM) has become an indispensable part of action management, dealing with business improvement and exploring the operational actions that managers and staff need to do to drive better business performance and achieve excellence. The customers’ needs are ever-changing a...

By Huyen Thi Thu Nguyen

This research presents the design of a recommender system for an online store. The system utilizes user behavior data and purchase history to generate personalized product suggestions. Its main components include a recommender server and client modules. The recommender server performs the core recommendation logic independently of the online store,...

By Darko Radulović, Marija Blagojević

This research presents an analysis of the application and acceptance of various standards in the field of the Internet of Things (IoT). Employing t-test statistical analysis, the study analyzes differences between groups of standards in three key categories: implementation complexity, adoption level, and citation frequency. The results show that co...

By Darko Radulović, Marija Blagojević

Preschool institutions play a key role in laying the foundation for the overall development of a child, including physical, emotional, cognitive, and social aspects. Through various educational programs, special attention is given to physical activities that support the development of motor skills and the adoption of healthy lifestyle habits. Plann...

By Nebojša Švraka, Filip Pehar

This paper explores the impact of Halal certification on environmental standards in the Serbian meat industry, with particular emphasis on sustainable resource use and the reduction of the environmental footprint in meat production. Although Halal certification is primarily a religious regulatory framework, it encompasses specific requirements rela...

By Suzana Knežević, Milena Milojević, Maja Došenović Marinković, Aleksandra Milošević

Delivering lectures in large student groups at higher education institutions, particularly at technical faculties, presents considerable pedagogical and organizational challenges. Individualized attention is significantly limited, making it difficult for instructors to adequately address the diverse learning needs of all students. Progressing too q...

By Vucelja Lekić, Mladen Janjić, Nada Damljanović

Learning to design architectural spaces intended for everyday inhabitance – houses, apartments, apartment buildings – represents one of the most important steps in the education process of an architecture student. Such a step, appropriately, demands a carefully prepared practical curriculum, and within it, an architectural brief created...

By Ognjen Šukalo, Diana Stupar, Maja Milic Aleksic