-
3821
Led source of light with high light circuit
Published 2022-06-01“…Suggest a way to improve the heat transfer properties of the radiator of the LED light source.METHODS. When solving the tasks set, the method of retrospective-prospective meta-analysis was used, computer programs of automatic design systems and direct determination of technical parameters using measuring instruments were used.RESULTS. …”
Get full text
Article -
3822
Design and Implementation of Hybrid GA-PSO-Based Harmonic Mitigation Technique for Modified Packed U-Cell Inverters
Published 2024-12-01“…By utilizing the multi-objective optimization method, the approach minimizes THD while keeping voltage and efficiency constraints. …”
Get full text
Article -
3823
Multi-Scale Feature Fusion and Context-Enhanced Spatial Sparse Convolution Single-Shot Detector for Unmanned Aerial Vehicle Image Object Detection
Published 2025-01-01“…This study investigates the enhancement in the detection head using sparse convolution, demonstrating its effectiveness in achieving an optimal balance between accuracy and efficiency. Nevertheless, the sparse convolution method encounters challenges related to the inadequate incorporation of global contextual information and exhibits network inflexibility attributable to its fixed mask ratios. …”
Get full text
Article -
3824
Design and Trajectory Optimization of Traffic Cone Recovery Manipulator based on Groove Cam Joint
Published 2019-07-01“…Based on a dual parallel four-bar mechanism and gear joint series-type traffic cone recovery manipulator, which has the problem of low recovery efficiency and difficult to achieve optimal motion trajectory of fixed gear ratio joints. …”
Get full text
Article -
3825
A Collaborative Wireless Access to On-Demand Services
Published 2008-01-01“…As opposed to broadcasting, this method enables the clients to determine online the delivered content, and thus supports on-demand services. …”
Get full text
Article -
3826
Calculating Rock Joint Frequency in TBM Excavation Through Binocular Vision and Segmentation Techniques
Published 2025-01-01“…The method enhances the speed and precision of determining rock mass integrity parameters, specifically the frequency of rock joints, thereby providing reliable and efficient rock mechanics data for TBM operations. …”
Get full text
Article -
3827
Designing a supply chain resilience assessment model with the approach of NDEA(case of study: government hospitals of Yazd province)
Published 2025-03-01“…Since the aim of this research was to provide a suitable model to evaluate the efficiency of hospitals with an emphasis on the resilience component of the hospital supply chain, the data analysis method was based on open multi-stage NDEA and the statistical population included public hospitals in Yazd province in the summer of 1401. …”
Get full text
Article -
3828
Features of distillation separation of multicomponent mixtures
Published 2022-06-01“…The columns operation parameters and the energy consumption of the separation flowsheets ensuring the achievement of the required product quality with minimal energy consumption were determined.Conclusions. Using the original methods developed by the authors earlier and based on the generalization of the results obtained, new approaches to the synthesis of energy-efficient multicomponent mixtures separation flowsheets were proposed. …”
Get full text
Article -
3829
Solid-Liquid Equilibrium Study of Binary System Saturated Fatty Acid in Short Chain Alcohols
Published 2024-01-01“…It is considered to be the simplest, most efficient, and lowest cost method. This study aimed to optimize urea complexation for increasing PUFA concentrations by determining solid-liquid equilibrium data of saturated fatty acids in short chain alcohols. …”
Get full text
Article -
3830
Research lift coefficient on the distance between the revolving cylinders a turbulent stream
Published 2020-03-01“…The aerodynamic forces in the cross-flow of a cylinder and a system of two cylinders have been measured. A method for determining the optimal distance between the cylinders in their cross-flow has been developed. …”
Get full text
Article -
3831
Complementary assets of innovative activities: theoretical principles of accounting
Published 2023-12-01“…The role of complementary assets as the main factor in shaping the technological trajectory of the enterprise has been determined. The essence and importance of complementary assets in ensuring the efficiency of the innovative activity of the enterprise and the need to provide accounting information about them to interested users have been grounded.…”
Get full text
Article -
3832
Health Diagnosis of Roadheader Based on Reference Manifold Learning and Improved K-Means
Published 2021-01-01“…The safe and stable operation of roadheader is of great significance to the efficient and rapid production of a coal mine. Health diagnosis based on vibration signals has been studied in bearings and motors. …”
Get full text
Article -
3833
Contemporary approaches to reducing scale formation in heat-exchange equipment
Published 2022-06-01“…The purpose of the present work is to analyze methods for reducing scale formation and the rate of corrosion processes, as well as to study the efficiency of modification of paints and coatings by introducing microencapsulated corrosion inhibitors.Methods. …”
Get full text
Article -
3834
Triangular fuzzy merec (TFMEREC) and its applications in multi criteria decision making
Published 2024-12-01“…To demonstrate the feasibility and effectiveness of TFMEREC, this study will use an illustrative example to employ three different normalization methods with three different distance methods. Key findings from this research show that TFMEREC improves the accuracy and reliability of criteria weight determination. …”
Get full text
Article -
3835
ORTHOPEDIC RESTORATION OF PARTIAL TOOTH LOSS AND WAYS OF ITS IMPROVEMENT
Published 2020-12-01“…The advantage of removable dentures is their high hygiene, but the problems include proper fixation, long-term adaptation, aesthetic requirements and full recovery of masticatory efficiency. The aim of the research is to improve the quality of orthopedic care for patients with defects of the dentition with the help of bugel prostheses on clasps by introducing an original method of their manufacture. …”
Get full text
Article -
3836
Clarifying Differences in the Manifestation of Young Men’s Motor Fitness Components in the Absence of Compulsory Physical Activity
Published 2025-03-01“…The somatotype was determined using the modified Stefko-Ostrovsky method. …”
Get full text
Article -
3837
Fractional-Order Epidemic Model for Measles Infection
Published 2024-01-01“…In addition, the model equilibria are determined, and the novel Jacobian determinant method recently constructed in the literature of epidemiological modeling of infectious diseases is applied to determine the threshold quantity, R0. …”
Get full text
Article -
3838
Enhancing air quality index forecast with string reduction, entropy weight and similarity measure using K-means clustering for fuzzy inference system
Published 2025-12-01“…Additionally, the elbow method's cluster number determination is validated using the silhouette method for splitting the number of clusters, ensuring accurate and efficient clustering. …”
Get full text
Article -
3839
VIS-NIR-SWIR spectroscopic mapping for classification of hydrothermal-metasomatic alterations on the flanks of the Stolbovoe uranium deposit (Eastern Cis-Sayan)
Published 2022-06-01“…This study confirmed the efficiency of the method applied for the diagnostics of all varieties of clayey (kaolinite, montmorillonite) and fine micaceous (phengite, sericite, paragonite and their illite varieties) minerals, as well as carbonates (dolomite, ankerite, siderite) and chlorites in the rock in situ or in samples without preliminary sample preparation.Conclusions. …”
Get full text
Article -
3840
Optimization of the Operation Rule Curves for Cascade Reservoirs Using the Cuckoo Search Algorithm
Published 2022-01-01“…Rather than optimizing each reservoir separately in cascaded reservoir systems, more efficient results are obtained if the reservoirs are optimized as a whole. …”
Get full text
Article