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681
Clinical audit of nonoperative anaesthesia time and surgical site infections of canine tibial plateau osteotomy procedures
Published 2025-04-01“…Through anaesthesia record analysis we recognised that nonoperative anaesthesia time was a variable that could be targeted for improvement. …”
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682
TIME SERIES IMPUTATION USING VAR-IM (CASE STUDY: WEATHER DATA IN METEOROLOGICAL STATION OF CITEKO)
Published 2022-12-01“…Univariate imputation methods are defined as imputation methods that only use the information of the target variable to estimate missing values. While univariate imputation methods are convenient and flexible since no other variable is required, multivariate imputation methods can potentially improve imputation accuracy given that the other variables are relevant to the target variable. …”
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683
VARIABILIDADE PLUVIOMÉTRICA DE ALGUNS MUNICÍPIOS DA REGIÃO METROPOLITANA DE CAMPINAS (SP) EM DOIS PERÍODOS HOMOGÊNEOS / Rainfall variability in some municipalities of the Metropoli...
Published 2006-12-01“…Periods that present lower rainfallamounts have higher values of coefficient of variation, i.e., there is higher variability of rainfalldistribution in the years which have lower totals, and in the winter. …”
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684
Impulse Response Mechanism of Agricultural Drought to Local Climate Factor at Different Time Scales in Karst Region
Published 2024-10-01“…From the monthly scale to the annual scale, in areas with strong karst development, the time required for SSI pulse to reach its peak value is shortened by 2 periods for factor E; while SW is opposite to this, and the non-karst area has a shorter recovery period than karst area. (3) Rainfall plays a dominant role in agricultural drought, and rainfall and wind speed played a stronger role in agricultural drought with the increase of time scale. …”
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685
Estimation of pea samples with different leaf types according to adaptability parameter
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686
Exploring the predictive value of carotid Doppler ultrasound and clinical features for spinal anesthesia-induced hypotension: a prospective observational study
Published 2025-03-01“…This study investigated the value of carotid Doppler ultrasound measurements and clinical variables, both individually and combined, to predict SAIH. …”
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687
Facilitating wide-band oscillation analysis in wind farms with a novel linearization analysis framework based on the average-value model
Published 2025-06-01“…Additionally, an object-based initial value estimation method of state variables is introduced, which, when combined with steady-state point-solving tools, greatly reduces the computational effort required for equilibrium point solving in batch linearization analysis. …”
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688
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690
Time to recovery and its predictors among neonates undergone phototherapy at Comprehensive Specialized hospitals of the Northwest Ethiopia
Published 2024-12-01“…Variables with a p-value less than 0.05 were considered statistically significant. …”
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691
MTAD-TF: Multivariate Time Series Anomaly Detection Using the Combination of Temporal Pattern and Feature Pattern
Published 2020-01-01“…The threshold selection part uses the root mean square error between the predicted value and the actual value to perform extreme value analysis to obtain the threshold. …”
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692
HIV prevalence among persons deprived of liberty in Brazil, 2017-2023: a time series analysis
Published 2025-06-01“…As for region, the highest prevalence was in the South (15.12/1,000 inmates). Aging rate (p-value 0.014), per capita household income (p-value 0.021) and municipal human development Index (MHDI) adjusted for income (p-value 0.024) showed positive associations. …”
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693
Performance and variability analysis of ALD-grown wafer scale HfO2/Ta2O5-based memristive devices for neuromorphic computing
Published 2025-06-01“…Furthermore, the least values of coefficient of variability (CV) in the device switching voltages are 6.09% (VSET) and 3.22% (VRESET) in the case of device-to-device (D2D) while 1.76% (VSET) and 2.14% (VRESET) in the case of cycle-to-cycle (C2C). …”
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694
Novel energy savings method considering extra sensor battery discharge time for fish farming applications
Published 2024-12-01“…Finally, we showed that the number of interpolated values is of a broader range for aquatic sensors than for outdoor sensors such as ambient temperature. …”
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695
Decoding the Risk: Heart Rate Variability as a Powerful Predictor of Sudden Cardiac Death in Chronic Hemodialysis Patients—A 36-Month Prospective Study
Published 2025-06-01“…Among CHPs, SDNN was significantly lower in deceased patients (79.20 ± 14.84 ms) compared to survivors (106.91 ± 23.09 ms, P = 0.0097). The mean survival time for SCD was 34.8 ± 5.3 months. Cox regression coefficients b (-0.1146, 0.1224, 0.0781, and 0.0934), hazard ratio (HR) (0.8917, 1.1303, 1.0812, and 1.0979), and p-value (0.042, 0.203, 0.680 and 0.378) for SDNN, hs-CRP, albumin and hemodialysis (HD) duration, respectively, showed strongest predictive impact for SCD of HRV (SDNN) covariate, with hazard rate rising by 1.12145 (12.45%) for every single unit decrease of SDNN. …”
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696
High facility-level serum potassium variability associated with mortality in hemodialysis patients: results from Chinese Dialysis Outcomes and Practice Patterns Study (DOPPS)
Published 2023-12-01“…The role of facility-level serum potassium (sK+) variability (FL-SPV) in dialysis patients has not been extensively studied. …”
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697
Interval Forecasting Using GEV Regression With Stochastic Search Variable Selection: A Simulation Study and Its Application to Forecast Imported Meat Price Range
Published 2025-01-01“…However, predicting this price range is challenging due to the asymmetric distribution of import prices, non-stationary trends, and time-varying covariates. Numerous covariates, including lags of response variables, increase computational complexity and multicollinearity issues, requiring variable selection to identify the most impactful covariates. …”
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698
Optimal Service Time Distribution for an <i>M</i>/<i>G</i>/1 Waiting Queue
Published 2024-08-01“…When the service times are exponential random variables, we can appeal to dynamic programming to obtain the optimal solution. …”
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699
Global Capital Flows, Time Varying Fundamentals and Transitional Exchange Rate Dynamics: An MS-VAR Approach
Published 2019-06-01“…This paper studies whether dynamic relationship between exchange rate and economic and financial fundamentals vary depending on exchange rate is overvalued and undervalued with respect to its fundamental value. To achieve this, we implement two-state Markov Switching Vector Auto Regression (MSVAR) model with time varying transition probabilities to investigate whether the relationship among exchange rate, interest rate and inflation dynamics depend on overvaluation and undervaluation of exchange rates for the pre-crises period between years 1972-2009. …”
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700
Hybrid machine learning for real-time prediction of edema trajectory in large middle cerebral artery stroke
Published 2025-05-01“…Abstract In treating malignant cerebral edema after a large middle cerebral artery stroke, clinicians need quantitative tools for real-time risk assessment. Existing predictive models typically estimate risk at one, early time point, failing to account for dynamic variables. …”
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