Search alternatives:
coefficiency. » efficiency. (Expand Search)
efficient. » efficiency. (Expand Search)
coefficiency. » efficiency. (Expand Search)
efficient. » efficiency. (Expand Search)
-
1501
Inversion of Leaf Chlorophyll Content in Different Growth Periods of Maize Based on Multi-Source Data from “Sky–Space–Ground”
Published 2025-02-01“…Then, using grey relational analysis (GRA) and the maximum information coefficient (MIC) algorithm, we explored the complex relationship between the vegetation indices (VIs) and LCC, and further selected feature variables. …”
Get full text
Article -
1502
Non-destructive textural quality assessment of peaches and nectarines using near-infrared spectroscopy integration time
Published 2025-12-01“…A principal component analysis (PCA) was used to analyze textural variability, and discriminant function analysis (DFA) and artificial neural networks (ANNs) were applied to classify fruit firmness levels.PCA effectively defined a new variable, PC1, that captured the variance in fruit texture, correlating positively with juiciness and negatively with firmness. …”
Get full text
Article -
1503
Promoting Social Participation in the Primary Care Field: An Ecological Study on the Potential Reduction of Multimorbidity Prevalence
Published 2024-10-01“…Multiple regression analysis was performed with MP as objective variable; social participation or household income were explanatory variables, and education, population density, and health check-ups were adjustment variables. …”
Get full text
Article -
1504
Multiobjective Optimization of Stress-Release Boot of Solid Rocket Motor under Vertical Storage Based on RBF Model
Published 2022-01-01“…Stress-release boot can effectively improve the structural integrity of SRM (solid rocket motor), but it will also influence the loading fraction and interior ballistic performance, so the purpose of this paper is to propose a multiobjective optimization method for stress-release boot. The design variables are the front and rear depth of the stress-release boot, and four optimization variables were determined according to the analysis of SRM performance. …”
Get full text
Article -
1505
The Analysis of the Effective Factors on Urban Blight in District 3, Region 12, Tehran City
Published 2019-09-01“…Moreover, a factor analysis was employed to reduce the number of independent variables and identify the urban blight dimensions. …”
Get full text
Article -
1506
THE CORRELATION BETWEEN TOURISM ACCOMMODATION CAPACITY AND TOURIST INFLOW BY MICRO REGION OF DEVELOPMENT IN ROMANIA
Published 2016-01-01“…In this purpose, the data provided by the National Institute of Statistics were processed using the indices with fixed and variable basis, comparison method, statistical parameters, Pearson coefficient of correlation, and linear regression function. …”
Get full text
Article -
1507
Impact of pulmonary rehabilitation in sleep in COPD patients measured by actigraphy.
Published 2021-01-01“…Paired comparisons (t-test or Wilcoxon-signed-rank test) were performed before and after PR data on all variables.<h4>Methods</h4>This retrospective study of COPD patients undergoing PR utilized actigraphy watch recordings before and after 8-weeks of PR to assess changes in sleep variables including total time in bed (TBT), total sleep time (TST), sleep onset latency (SOL), sleep efficiency (SE), wakefulness after sleep onset (WASO) and total nocturnal awakenings. …”
Get full text
Article -
1508
Mechanical Impedance Control in the Human Arm While Manually Transporting an Open-Top Fluid Filled Dish
Published 2011-01-01“…The function used for damping included first-order dependence on angular velocity. …”
Get full text
Article -
1509
Optimization of medium components for the production of exopolysaccharide by Lycoperdon pyriforme Schaeff.: Pers. using response surface methodology
Published 2013-09-01“….: Pers. is one of medicinal macro-fungi, which has become an attractive topic as a functional food and as a source for the development of drugs and nutraceuticals. …”
Get full text
Article -
1510
Intelligent wearable devices with audio collection capabilities to assess chronic obstructive pulmonary disease severity
Published 2025-03-01“…A logistic regression model using the RR and blowing sounds as key predictors achieved accuracies of 0.77–0.89 in determining the GOLD grade, with a Cohen's kappa coefficient of 0.6757. Conclusions Audio data were more strongly correlated with lung function in COPD patients than were physiological parameters. …”
Get full text
Article -
1511
Agreement of glomerular filtration rate estimation equations for chemotherapy dosing in cancer patients at a tertiary referral hospital in Sub-Saharan Africa.
Published 2025-01-01“…The Cockcroft-Gault formula remains the most widely used equation in cancer patients, despite the availability of more precise kidney function estimation equations. Therefore, the aim of the study was to assess the agreement between Cr and cystatin-C (CysC) based GFR estimation equations and GFR estimated by Cockcroft-Gault for appropriate chemotherapy dosing in cancer patients undergoing assessment for first-Line chemotherapy at an oncology unit of St. …”
Get full text
Article -
1512
On the Global Practical Exponential Stability of <i>h</i>-Manifolds for Impulsive Reaction–Diffusion Cohen–Grossberg Neural Networks with Time-Varying Delays
Published 2025-02-01“…The established criteria are less restrictive for the variable domain and diffusion coefficients. The effect of some uncertain parameters on the stability behavior is also considered and a robust practical stability analysis is proposed. …”
Get full text
Article -
1513
Optimization Study of PVT Coupled Water Loop Heat Pump Energy Supply System
Published 2025-01-01“…By employing the Hooke-Jeeves algorithm, the system's design and operation parameters were optimized with annual cost and system COP as objective functions. Design variables included PVT inclination, azimuth, area, heat pump capacity, and tank volume, while operational variables were PVT backplate temperature and tank temperature. …”
Get full text
Article -
1514
Optimization of K-Shaped Metal Sealing Ring for Subsea Tubing Hanger Based on Response Surface Method
Published 2025-01-01“…To address the issue of low optimization efficiency due to the need for repeated finite element calculations during the optimization process, quadratic response surface models are established for the sealing performance indicators of the K-shaped seal ring, which were then used as the optimization objective functions to enhance the optimization efficiency. …”
Get full text
Article -
1515
Towards the Understanding of Damage Mechanism of Cemented Tailings Backfill
Published 2021-01-01“…The CTB damage constitutive model, which takes the corrected coefficient of damage variable into consideration, and peak toughness are introduced to investigate the effects of fine tailings contents, curing ages, curing temperatures, and water-to-cement ratios (w/c) on the damage evolution laws, damage (DP), and specific energy (GP) at peak stress point of CTB. …”
Get full text
Article -
1516
Optimal design for eigen-frequencies of a longitudinal bar using Pontryagin's maximum principle considering the influence of concentrated mass
Published 2017-03-01“…By considering eigen frequencies as state variables, the analogy coefficient k in the necessary optimality condition is explicitly determined. …”
Get full text
Article -
1517
Correlation method of processing the image of the surface microrelief to determine its roughness
Published 2025-08-01“…For these functions, the average amplitudes Ucp of the variable components of the correlation coefficients are calculated and the analytical dependence of the GOST roughness parameter Ra on Ucp is constructed. …”
Get full text
Article -
1518
Human saliva exerts strong type-dependent effects on adenovirus infectivity
Published 2025-06-01“…All human Ads used were replication-competent and expressed a GLN cassette containing a green-fluorescent protein, nano-luciferase, and neomycin resistance. Loss-of-function experiments were conducted by immunoprecipitation or enzymatic digestion of specific saliva components to decipher related mechanisms.ResultsTemporal and inter-individual variability in saliva samples were observed, validating the use of a saliva pool to represent the population. …”
Get full text
Article -
1519
Hemodynamic homeostasis disequilibrium in critical illness
Published 2025-07-01“…Such balance is essential for sustaining cellular metabolism and maintaining the function of vital organs throughout embryonic development and the human lifespan. …”
Get full text
Article -
1520
Solving 0-1 Knapsack and Bin Packing Problem Using Logical Social Group Optimization
Published 2025-01-01“…This prominent research gap has been addressed in this paper by introducing Logical Social Group Optimization (LSGO), a logic-based binarized variant of Social Group Optimization (SGO) that leverages Boolean logic for improved efficiency. In LSGO, after the binarization by replacing the arithmetic operators with logical operators, one of the variables gets cancelled out. …”
Get full text
Article