-
1701
An air combat maneuver decision-making approach using coupled reward in deep reinforcement learning
Published 2025-06-01“…However, the performance and convergence speed of the models suffer from unreasonable reward weights. Therefore, a method named Coupled Reward-Deep Reinforcement Learning(CR-DRL) is introduced to deal with this problem. …”
Get full text
Article -
1702
Technical countermeasures for deep pumping of highly deviated wells in deep reservoir
Published 2023-04-01“…The production pressure difference, the pump efficiency, and the single well oil increment increase by 6 MPa, ten percentage points and 300 tons respectively on average. At the same time, the effect analysis and experience summary are carried out for oil wells with different reservoir properties and different liquid supply capacity, and the feasibility evaluation method of deep pumping in different oil wells is formed.…”
Get full text
Article -
1703
-
1704
Comparative analysis of machine learning classifiers and deep learning models for categorization of Knee Osteoarthritis
Published 2025-01-01“…There is a very common method known as “Kellgren-Lawrence (KL) grading” by which degree of Osteoarthritis is determined. …”
Get full text
Article -
1705
Effects of Elliptical and Circular Nozzles on Diesel Spray Characteristics Under High Ambient Density
Published 2024-12-01“…In this paper, the macroscopic and microscopic characteristics of diesel spray with elliptical and circular nozzles were investigated under an ambient density of 65.6 kg/m<sup>3</sup> by combining an optical test and numerical simulation method of VOF-Spray One-Way Coupling and Large Eddy Simulation. …”
Get full text
Article -
1706
A novel approach for encryption and decryption of digital imaging and communications using mathematical modelling in internet of medical things
Published 2024-12-01“…Additionally, the algorithm's effectiveness was demonstrated through peak signal‐to‐noise ratio values, which spanned from 7.597 to 9.915, indicating the degree of similarity between the original and encrypted images. …”
Get full text
Article -
1707
Migration characteristics of landslide considering particle morphology
Published 2025-05-01“…Particle sphericity is inversely proportional to slope safety factor, whereas angularity is proportional to slope safety factor, and particle spherical degree is proportional to the average sliding velocity of landslide. …”
Get full text
Article -
1708
Distribution Characteristics and Source Analysis of “Three Nitrogen” in Shallow Groundwater in Hailun Area of Heilongjiang Province
Published 2023-08-01“…This method does not require chemical separation, and uses few chemical reagents and innoxious reagents. …”
Get full text
Article -
1709
Intensity-modulated Radiation Therapy in the Management of Diffuse Choroidal Hemangioma in Sturge-Weber Syndrome
Published 2025-07-01“…The primary follow-up goal was to evaluate the efficacy and safety of IMRT as an alternative to traditional 3D conformal radiotherapy methods. The case series involved patients with DCH and varying degrees of vision impairment who underwent IMRT. …”
Get full text
Article -
1710
The effect of polymorphism of the angiotensin-converting enzyme gene on the course of arterial hypertension in combination with type 2 diabetes and the effectiveness of antihyperte...
Published 2024-08-01“…The study included 106 patients with arterial hypertension of the 2nd degree, stage II and diabetes mellitus type 2, the average age was 54.3 ± 5.3 years. …”
Get full text
Article -
1711
Effect of the Protein Composition of Whole Nutrition Food for Special Medical Purposes on in Vitro Digestion Properties and Cell Calcium Transport Promotion
Published 2025-08-01“…In vitro digestion study was conducted following the international INFOGEST method and the samples were subsequently analyzed for free α-amino acid content, degree of hydrolysis, peptide sequences, and amino acid composition. …”
Get full text
Article -
1712
Life meaning orientations of young women of Ingush nationality as determinants of their subjective psychological well-being
Published 2025-02-01“…Purpose – study of the specifics of the influence of life-purpose orientations of young Ingush women on their level of life satisfaction and subjective sense of happiness. Materials and methods. To implement the study, we used the following methods: analysis of specialized scientific literature within the framework of the stated topic; psychological testing using three psychodiagnostic techniques adapted for use in domestic studies by D.A. …”
Get full text
Article -
1713
Effects of Electroacupuncture Preconditioning at Baihui and Zusanli Acupoints on the Expression of Inflammatory Factors in Brain and Intestines of Rats with Cerebral Ischemia/Reper...
Published 2021-12-01“…Before surgery for one day, after reperfusion for 12 h and after reperfusion for 1,3,7 days, the grip tester was used to measure the forelimb grasping strength; after reperfusion for 7 days, ELISA methods was used to determine the content of IL-17A and IL-10 in serum, Western blot method was used to detect the expression of IL-17A and IL-10 protein in ischemic cortex and colon tissue, immunohistochemistry method was used to calculate the average optical density (AOD) value of IL-17A and IL-10 in ischemic cortex and colon tissue, and HE staining method was used to observe the pathological change of ischemic cortex.Results① Forelimb grasping strength: compared with the S-con group, the forelimb grasping strength of rats in the M-con group after reperfusion for 12 h, 1 d, 3 d, 7 d was decreased significantly (<italic>P</italic><0.05); compared with the M-con group, the forelimb grasping strength of rats in the EP group was increased significantly (<italic>P</italic><0.05). ② Content of IL-17A and IL-10 in serum: after reperfusion for 7 days , compared with the S-con group, the content of serum IL-17A and IL-10 of rats in the M-con group were significantly increased (<italic>P</italic><0.05); compared with the M-con group, the content of serum IL-17A in the EP group were significantly decreased (<italic>P</italic><0.05), and IL-10 in the EP group were significantly increased (<italic>P</italic><0.05). ③ Expression of IL-17A and IL-10 protein: after reperfusion for 7 days, compared with the S-con group, the expression of IL-17A and IL-10 protein in ischemic cortex and colon tissue in the M-con group were significantly increased (<italic>P</italic><0.05); compared with the M-con group, the expression of IL-17A in the EP group was significantly decreased (<italic>P</italic><0.05), and the expression of IL-10 protein in the EP group was significantly increased (<italic>P</italic><0.05). ④ AOD value of IL-17A and IL-10: after reperfusion for 7 days, compared with the S-con group, the AOD value of IL-17A and IL-10 in ischemic cortex and colon tissue in the M-con group were significantly increased (<italic>P</italic><0.05); compared with the M-con group, the AOD value of IL-17A in the EP group was significantly decreased (<italic>P</italic><0.05), the AOD value of IL-10 in the EP group was significantly increased (<italic>P</italic><0.05). ⑤ Pathological change of ischemic cortex: after reperfusion for 7 days, compared with the M-con group, the pathological change of ischemic cortex in EP group was significantly decreased (<italic>P</italic><0.05).ConclusionElectroacupuncture preconditioning at Baihui and Zusanli acupoints can reduce the pathological damage degree of the ischemic cortex and intestinal-central inflammation, improve neurobehavioral function, which may be related to brain-gut protection.…”
Get full text
Article -
1714
Personalization of closed-chain shoulder models yields high kinematic accuracy for multiple motions
Published 2025-08-01“…Model accuracy and generalizability were assessed using marker distance errors and leave-one-out cross-validation across multiple shoulder motions.ResultsIncreasing the number of scapula DOFs in open-chain models improved kinematic accuracy, with the 5 DOF scapula model yielding the lowest marker distance errors (average: 0.8 mm; maximum: 5.2 mm). The closed-chain shoulder model demonstrated high accuracy (average: 0.9 mm; maximum: 5.7 mm) and consistency across subject in cross-validation tests (average marker distance errors = 1.0–1.4 mm). …”
Get full text
Article -
1715
Tibiofemoral Joint Contact Force Estimation Based on OpenSim Musculoskeletal Modeling
Published 2025-02-01“…ObjectiveTo develop a full-body musculoskeletal model based on OpenSim, which has a knee joint structure with double contact points and three degrees of freedom, and to estimate the knee joint load, so as to provide a reliable basis for precise diagnosis of the patients with knee osteoarthritis and formulation of customized rehabilitation plan in clinic.MethodsAuthorized public dataset from Stanford University, published by the Shiley Center for Orthopaedic Research & Education at Scripps Clinic in La Jolla, California was used, and four subjects who had undergone total knee arthroplasty and implanted the pressure testing instruments were included. …”
Get full text
Article -
1716
An assessment of total antioxidant and oxidant parameters and their correlation with embryo quality in in-vitro fertilization patients
Published 2025-05-01“…The average number of fertilized oocytes was 4.65±2.81. …”
Get full text
Article -
1717
Pengelompokan Hasil Pencarian Skripsi Berbahasa Indonesia Menggunakan Metode DBSCAN dengan Pembobotan BM25
Published 2023-08-01“…The test performed by measuring the clustering results using the average silhouette coefficient on the epsilon and MinPts parameters in the DBSCAN method, as well as k1 and b in the BM25 weighting on 4 different scenarios. …”
Get full text
Article -
1718
Mixed Land use Pattern in Deteriorated and Inefficient Neighborhoods of Region Eighteen of Tehran and its Role in Sustainable Neighborhood Regeneration
Published 2021-02-01“…Findings indicate that the rate of mixed land use in 17 neighborhoods of the study area does not have the same distribution and in terms of stability, all deteriorated and inefficient urban area of the study areas are below the average stability level which are considered unstable. …”
Get full text
Article -
1719
The prevalence of depression/anxiety among patients with rheumatoid arthritis and its relationship with quality of life
Published 2022-01-01“…Based on the HADS questionnaire, the prevalence of depression was 52% with the average HADS score value of 7.6 ± 3.2, while the prevalence of anxiety was 32% with the mean HADS score value of 5.8 ± 3.8. …”
Get full text
Article -
1720
Multispectral Imaging-Based System for Detecting Tissue Oxygen Saturation With Wound Segmentation for Monitoring Wound Healing
Published 2024-01-01“…In this study, a tissue oxygen saturation detecting (TOSD) system that is based on multispectral imaging (MSI) is proposed to quantify the degree of tissue oxygen saturation (StO2) in cutaneous tissues. …”
Get full text
Article