Actual problems of Mathematics, Physics and Mecanics
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THE EFFECT OF GRID BAR GRATE PARAMETERS ON COTTON FLOW DYNAMICS AND THE EFFICIENCY OF LARGE IMPURITY SEPARATION
This paper presents a theoretical investigation of the dynamics of a cotton tuft moving between a saw-toothed drum and a grid bar grate, as well as the process of large impurity separation. Analytical equations describing the velocity and travel distance of the cotton tuft along the surface of the...
3 June 2026, 22:06
STATUS AND PROSPECTS OF MINERAL FERTILIZER PRODUCTION IN UZBEKISTAN
This article outlines the current condition of mineral fertilizers production in Uzbekistan, the demand for mineral fertilizers, and especially the role of local raw materials in the production of phosphorus fertilizers from the Central Kyzylkum Phosphorite.Especially, mineral fertilizers have the...
3 June 2026, 22:05
PARAMETRIC STUDY OF CUTTING SPEED, FEED RATE, AND DEPTH OF CUT ON MATERIAL REMOVAL RATE IN MILD STEEL TURNING OPERATIONS
Metal cutting constitutes a cornerstone of modern manufacturing, and the systematic optimisation of cutting parameters is essential to ensure continuous advancement in the quality of engineered and fabricated products. The present work seeks to quantify the effects of key machining parameters —...
3 June 2026, 22:04
ECOLOGICAL RESOURCE-SAVING TECHNOLOGY FOR PROCESSING AMMONIUM PHOSPHATE SEDIMENT SLUDGE
This article studies the process of recovering the P2O5 contained in ammonium phosphate sediment sludge - formed when extraction phosphoric acid is neutralized with ammonia during the production of monoammonium phosphate - by means of sodium carbonate or sodium hydroxide, and of obtaining the...
3 June 2026, 22:03
DEVELOPMENT OF INTELLIGENT DECISION-MAKING MODELS BASED ON FORMAL LANGUAGES AND PETRI NETS FOR COMPLEX SYSTEM ASSESSMENT AND OPTIMIZATION
This paper presents mathematical models, algorithms, and a software framework for formal languages and systems controlled by Petri nets. The proposed approach integrates formal language theory, Petri-net-based control mechanisms, and parallel execution strategies to analyze the generative and...
3 June 2026, 22:02
OPTIMIZING TOKENIZATION IN TRANSFORMER MODELS FOR THE UZBEK LANGUAGE: MORPHOLOGICAL AND ORTHOGRAPHIC CHALLENGES
This article investigates the morphological and orthographic compatibility of standard tokenization algorithms with the agglutinative structure of the Uzbek language. Through empirical evaluation of 15 transformer-based language models—including global large language models, multilingual encoders,...
3 May 2026, 22:07
IMPROVING ECONOMIC EFFICIENCY THROUGH THE DIGITALIZATION OF TRANSPORT AND LOGISTICS SERVICES AT NAVOI MINING AND METALLURGICAL COMPANY JSC
This article examines ways to improve the economic efficiency of transport and logistics services at Navoi Mining and Metallurgical Company JSC through digitalization. It analyzes the role of GPS monitoring, automated management, electronic document flow, and real-time control in reducing logistics...
3 May 2026, 22:06
CONSTRUCTING A LARGE-SCALE BIO FORMAT DATASET FOR TRAINING A TRANSFORMER-BASED SYNTACTIC ANALYSIS MODEL FOR THE UZBEK LANGUAGE
This article discusses the development of a specialized digital dataset for training intelligent syntactic analysis models for the Uzbek language. One of the main challenges in Uzbek Natural Language Processing (NLP) is the lack of high-quality, linguistically annotated corpora that account for the...
3 May 2026, 22:05
COMPARATIVE EVALUATION OF THE EFFICIENCY OF SORTING ALGORITHMS ON BIG DATA
This article presents a comparative analysis of the performance efficiency of sorting algorithms — quicksort, merge sort and heapsort — on large-scale datasets. Experimental measurements were carried out for the studied algorithms in the Python programming environment: the execution time, memory...
3 May 2026, 22:04
ANALYSIS OF IRRIGATION WATER CONSUMPTION IN KHOREZM REGION USING GEOGRAPHIC INFORMATION SYSTEMS (GIS) AND REMOTE SENSING TECHNOLOGIES
This article presents the results of an analysis of irrigation water consumption in the Khorezm region using geographic information systems (GIS) and remote sensing technologies. The study examines the main irrigation canals, irrigated areas, and water consumption dynamics in the Khorezm oasis,...
3 May 2026, 22:03