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Suggested Topics within your search.
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3061
Physical model test on the sealing mechanism and reinforcement effect of flowing water grouting for water-sand mixture inrush in the Cuihongshan iron-polymetallic mine
Published 2025-07-01“…The Z1 and Z2 stages presente a slow-fast-slow grouting rate pattern, whereas Z3 exhibited slow, uniform diffusion and filling, confirming the necessity of secondary borehole grouting. …”
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3062
Study on the age and growth characteristics of Sepia esculenta in the East coast of China based on beak microstructure
Published 2025-06-01“…The ML-age relationship fitted a linear growth model, while BW-age relationships followed an exponential model for females and a power function model for males. Growth rate analysis showed varied growth trajectories with age, with the highest absolute growth rate (AGR) of ML observed at 120–150 days for females (1.23 mm/d) and at 60–90 days for males (1.93 mm/d). …”
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3063
Enhanced-Dueling Deep Q-Network for Trustworthy Physical Security of Electric Power Substations
Published 2025-06-01“…Empirical evaluation using synthetic data derived from historical incident patterns demonstrates the significant advantages of EDDQN over other standard DQN variations, yielding an average reward of 7.5, a threat prevention success rate of 91.1%, and a notably low false alarm rate of 0.5%. …”
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3064
Research on a PCA-transformer-based prediction algorithm for gas concentration in working face
Published 2025-05-01“…Then, PCA was applied to reduce the dimensionality of seven influencing factors (methane concentration at the upper corner, return airflow methane concentration, oxygen concentration, carbon monoxide concentration, temperature, net flow rate, and wind speed), effectively eliminating weakly correlated features. …”
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3065
A new statistical model for advanced modeling of cancer disease data
Published 2025-07-01“…This new model offers enhanced flexibility and can represent a variety of data characteristics, from symmetric to skewed distributions, as well as diverse hazard rate patterns, such as increasing, bathtub, and decreasing trends. …”
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3066
Grain Self-Sufficiency in Guangdong, China: Current Trends and Future Perspectives
Published 2025-03-01“…This study investigates the spatial and temporal patterns of the rate of grain self-sufficiency (RSSG) at the county levels in Guangdong Province from 2014 to 2023. …”
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3067
DiffCoRank: a comprehensive framework for discovering hub genes and differential gene co-expression in brain implant-associated tissue responses
Published 2025-07-01“…A key innovation of our approach is false discovery rate (FDR) based selection of strongly connected genes (SCGs), by which we improve detection of strong coexpression patterns that otherwise could be lost to spurious correlations. …”
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3068
Water production efficiency and economic benefits under diversified planting modes of intercropping-multiple cropping in arid regions.
Published 2025-01-01“…It can be seen that diversified planting patterns can improve the yield and economic benefits per unit land area, and are a highly promising planting pattern.…”
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3069
Workplace determinants of social capital: cross-sectional and longitudinal evidence from a Finnish cohort study.
Published 2013-01-01“…<h4>Methods</h4>This is a cohort study of 43,167 employees in 3090 Finnish public sector workplaces who responded to a survey of individual workplace social capital in 2000-02 (response rate 68%). We used ecometrics approach to estimate social capital of work units. …”
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3070
Opioid Crisis Detection in Social Media Discourse Using Deep Learning Approach
Published 2025-06-01“…The opioid drug overdose death rate remains a significant public health crisis in the U.S., where an opioid epidemic has led to a dramatic rise in overdose deaths over the past two decades. …”
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3071
Evaluation of the daily routines and health behaviors of primary school children and their parents: what has changed with a pandemic?
Published 2025-07-01“…For both parents (68.9%) and children (68.5%), the proportion of those who experienced changes in daily routines was high, and who experienced stress due to the pandemic changed their daily routines more (p < 0.01). The rate of unchanged oral hygiene habits was higher for both parents (74.0%) and their children (77.1%). …”
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3072
Analysis of major human and foodborne pathogens and their resistance to antimicrobials in the USA in the past two decades: Implications for surveillance and control of antimicrobia...
Published 2018-03-01“…Potential links between consumption of antimicrobials and patterns of antimicrobial resistance were discussed. …”
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3073
Evaluation of Worker Fatigue During Exoskeleton-Assisted Tasks with Varying Intensities
Published 2025-04-01“…Time-series analysis further revealed that exoskeletons not only decrease overall fatigue accumulation but also slow the rate of fatigue increase, extending the period in which workers can maintain safe and efficient movement patterns. …”
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3074
Contemporary problems of budget development of regional centers
Published 2020-03-01“…It is shown that the risk of budget reduction in the social sphere and economy financing increased due to the growing cost of servicing municipal debt, which in the North-Western federal district regional centers increased 14 times in 2011-2018, while the average growth in Russia in that period was four-fold. The increase in the rate of budget expenditures centralization was revealed, which was manifested in an eight-fold increase in the delegated authority from higher levels to the budgets of regional centers of the North-Western federal district in 2011-2018.Scientific novelty: modern patterns of budget systems development of regional centers of Russia and the North-Western federal district are defined and justified, in particular for 2011-2018.Practical significance: the materials of the article can be used by professors of higher educational institutions in the educational process, and by researchers as a research base. …”
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3075
Dynamics of Digital Transformation of Organizations in the Russian Federation
Published 2021-08-01“…For 2010-2019 the average annual growth rate of the share of organizations using the Internet was 1.1%. …”
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3076
Electricity Theft Detection Using Rule-Based Machine Leaning (rML) Approach
Published 2024-06-01“…With an astounding 93% recall rate for the rule-based feature space combination of the random forest classifier, this novel approach has produced outstanding results. …”
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3077
A multimodal functional structure-based graph neural network for fatigue detection
Published 2025-10-01“…The framework employs differential entropy (DE) features extracted from filtered EEG signals and heart rate variability (HRV) features derived from ECG signals as dual input streams, capturing distinct internal–external interaction patterns. …”
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3078
Impact of stratifin/14-3-3σ on survival and interstitial lung disease in patients with non-small cell lung cancer receiving immune checkpoint inhibitors
Published 2025-07-01“…Meanwhile, delta-SFN, representing the change in SFN values between ICI initiation and at the 6-week point, was associated with progression-free survival, overall survival, disease control rate, and ICI-ILD image patterns. Conclusion SFN levels in plasma were associated with therapeutic efficacy and ICI-ILD pattern in patients with NSCLC receiving cancer immunotherapy. …”
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3079
Identification of Flow Regimes Based on Adaptive Learning and Additional Momentum BP Neural Network for Electrical Capacitance Tomography
Published 2018-02-01“…In this paper based on the analysis of deficiency of BP neural network,for reducing the error oscillation,the adaptive learning rate adjustment factor and the additional momentum is introduced. …”
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3080
Clinical Characteristics and Survival Analysis of Patients with Supraclavicular Fossa Lymphadenopathy
Published 2025-06-01“…The malignant nodes were larger and had a greater short-to-long axis ratio, irregular margins, and abnormal vascular patterns (<i>p</i> < 0.01). The 5-year survival rate for patients with malignant SCLNs was 40%. …”
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