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1341
Methodological Accounting of the Ecosystem Services Benefits of Community-based Restoration
Published 2025-01-01“… Ecosystem services are important for human well-being; yet, their valuation poses significant challenges, particularly in the context of benefit–cost analyses (BCA) for ecosystem restoration. …”
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1342
Spatiotemporal Dynamics of an HIV Infection Model with Delay in Immune Response Activation
Published 2018-01-01“…We first prove that the model is well-posed by showing the global existence, positivity, and boundedness of solutions. …”
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1343
PID Control and Input Shaping for Quadrotor UAV Stabilization and Payload Swing Reduction
Published 2025-06-01“…Controlling an under-actuated quadrotor system with a suspended payload poses significant challenges due to payload–attitude coupling, where excessive payload swing can adversely affect the quadrotor’s stability and performance. …”
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1344
Critical Region Identification of Cable-Stayed Bridges Based on Eigensensitivity
Published 2025-03-01“…Compared to non-critical regions, local damage in critical regions significantly impacts the overall structural performance, with even minor damage posing a threat to structural safety. Therefore, identifying the critical regions of a structure is essential to enable prioritized and focused monitoring, evaluation, and management. …”
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1345
Climate Change Impacts on the Indus River Basin: Hydrology, Water Quality, and Treaty Implications
Published 2025-06-01“…Climate change is altering the Indus hydrological regime and water quality, posing challenges to sustainable water management and regional stability. …”
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1346
Conditional expected approach based monitoring of mean of type-I censored Weibull lifetimes
Published 2025-02-01“…The literature commonly utilizes modified exponentially weighted moving average control charts to monitor subtle shifts in process parameters assuming complete data. However, censoring in real-life scenarios poses challenges as these charts are designed for complete data and may lose accuracy and reliability. …”
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1347
Assessment of Inclusive Culture in a Preschool Educational Organization
Published 2021-10-01“…The purpose of the article is to discuss the characteristics of the tool for assessing the inclusive culture of a preschool educational organization, which involves not only examining the perception and attitude to the values of inclusion, but also making a statement of the observed parameters of their implementation in educational practice. …”
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1348
Transient energy storage systems for fast frequency response: Power‐train considerations
Published 2024-12-01“…Abstract Renewable energy sources generate power intermittently, which poses challenges in meeting power demand. The use of transient energy storage systems (TESSs) has proven to be an effective solution to this issue. …”
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1349
Precise quantum control of molecular rotation toward a desired orientation
Published 2025-02-01“…The lack of a direct map between control fields and desired control objectives poses a significant challenge in applying quantum control theory to quantum technologies. …”
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1350
Distributions of Wide Binary Stars in Theory and in Gaia Data. II. Reconstruction of Sample Probability Density of True Orbit Sizes
Published 2025-01-01“…The available Gaia-based catalogs of resolved binaries provide the projected angular separation between the components, while the physical semimajor axis is the parameter of interest. The problem of reconstructing the distribution of orbit sizes is complex and ill-posed, because the observed apparent separations are defined by a number of underlying physical parameters including semimajor axis, eccentricity, orbit orientation, and orbital phase. …”
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1351
Dynamic characteristics and safety analysis of drill strings in deepwater open hole drilling
Published 2025-05-01“…The selection of operating sea conditions and parameters is constrained, posing significant challenges to the efficiency of deepwater oil and gas extraction and ocean drilling operations. …”
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1352
Mitigating Tuberculosis Drug-induced Liver Injury: The Role of Moringa oleifera and Other Herbal Extracts
Published 2025-04-01“…Background: Tuberculosis (TB) is a significant public health issue, and drug-induced liver injury (DILI) from anti-TB medications poses a major challenge to treatment efficacy. This study aims to evaluate the protective effects of a blended polyherbal extract consisting of Moringa oleifera Lam., Camellia sinensis, Curcuma zanthorrhiza, and Caesalpinia sappan L. against DILI induced by TB drugs. …”
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1353
Effective Analytical Computational Technique for Conformable Time-Fractional Nonlinear Gardner Equation and Cahn-Hilliard Equations of Fourth and Sixth Order Emerging in Dispersive...
Published 2022-01-01“…Some of the unidirectional homogeneous physical applications of the posed models in a finite compact regime are tested to confirm the theoretical aspects, demonstrate different evolutionary dynamics, and highlight the superiority of the novel developed algorithm compared to other existing analytical methods. …”
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1354
Coronary Artery Disease in Patients with Aortic Stenosis and Transcatheter Aortic Valve Implantation: Implications for Management
Published 2021-12-01“…Transcatheter aortic valve implantation (TAVI) has been posed as the standard of care for elderly patients with severe AS with various risk profiles, which has meant that the concomitant management of CAD has become a crucial issue in such patients. …”
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1355
Data-driven and physics-constrained acoustic holography based on optimizer unrolling
Published 2025-01-01“…Despite ongoing research on novel constraints and parameter tuning methods, as well as rapid advancements in Deep Learning, the state-of-the-art still exhibits substantial deficiencies. …”
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1356
Comparative Analysis of Automated Machine Learning and Optimized Conventional Machine Learning for Concrete’s Uniaxial Compressive Strength Prediction
Published 2024-01-01“…The uniaxial compressive strength (UCS) is a crucial mechanical property influenced by factors such as concrete constituents and curing days. Concrete’s UCS poses significant challenges for accurate estimation. …”
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1357
Optimization of surface roughness for titanium alloy based on multi-strategy fusion snake algorithm.
Published 2025-01-01“…Titanium alloy is known for its low thermal conductivity, small elastic modulus, and propensity for work hardening, posing challenges in predicting surface quality post high-speed milling. …”
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1358
Research on the Influence of Refractive Index Distribution of Ytterbium-doped Fiber Core on Stable Laser Output Power
Published 2025-06-01“…【Objective】As the output power of 20/400 ytterbium-doped active fiber increases, the Transverse Mode Instability (TMI) effect in the gain fiber is likely to be excited, posing a bottleneck to the laser's stable output power. …”
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1359
A survey on localization and energy efficiency in UWSN: bio-inspired approach
Published 2024-11-01“…Though many applications exist, underwater research explored to date is less than five percent as it poses many issues and challenges like water currents, temperature, pressure, water salinity, disturbance by aquatic animals, and many more factors that affect the performance of sensors deployed inside water. …”
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1360
Surface subsidence induced by salt cavern gas storage and its impact on railway safety: Numerical simulation and fuzzy evaluation
Published 2025-06-01“…Salt cavern gas storage plays a vital role in energy security; however, its operation can induce surface subsidence, which poses a threat to nearby railway subgrades. This study focuses on the Jintan T gas storage facility. …”
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