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The medial fronto-parietal network of the macaque: Different specializations for spatial parameters of reaching?
Published 2025-09-01“…Extensive research in premotor areas primarily focused on center-out reaches, which did not account for reach depth. Therefore, it is unknown whether tuning by spatial and motor variables, such as reach direction and depth, is similar in frontal and parietal cortices and whether there are differences in the temporal evolution of activity that reflects functional specializations. …”
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Hydrological regime in the lower reaches of spawning rivers Shumnaya and Kohmayuri (Paramushir Island, northern Kuril Islands)
Published 2025-05-01“…Hydrological regime was explored in the lower reaches of two spawning rivers located on the western (Okhotsk Sea) coast of Paramushir Island: the Shumnaya and Kohmayuri. …”
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Spatiotemporal evolution and driving forces of landscape ecological risk in the lower reaches of the Yellow River from 2000 to 2020
Published 2025-07-01Subjects: Get full text
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Multiscale evolution of human-water relationship and its influencing factors in the middle and lower reaches of the Yellow River
Published 2025-03-01Subjects: “…supply and demand perspective|human-water relationship|multiscale evolution|optimal parameter geographic detector model|middle and lower reaches of the yellow river…”
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Bionics Solution to Learn the Arm Reaching with Collision Avoidance
Published 2005-01-01“…In order to determine these special points, an experimental protocol has been built and pertinent parameters have been integrated to the model. According to these studies, we propose an original method that takes into account the previous learning modules to determine the entire trajectory of the wrist in order to reach the same object placed behind two successive obstacles. …”
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Improved Sliding Mode Control of Wheel PMSM Under Bounded Disturbance Rate of Change Conditions
Published 2025-01-01Subjects: “…improved exponential reaching law…”
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Developmental Trends in Postural Adjustments During Reaching in Early Childhood
Published 2025-04-01“…Reaching is a fundamental motor skill essential for daily living, with over 50% of daily activities involving reaching movements. …”
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Multi-branched river flood routing by multiple-reach Muskingum model
Published 2024-08-01“…In this case, the multiple-reach Muskingum parameters will be obtained. The implementation of the multiple-reach Muskingum model in the branched system of Tajen River located in Mazandaran province showed that the triple reach model has the best accuracy. …”
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Study on the migration mechanism of heterogeneous cuttings in long-reach horizontal wells
Published 2025-07-01“…The research elucidates the non-linear relationship between cuttings transport efficiency and parameters such as flow velocity, well inclination, and drill pipe rotation rate in long-reach horizontal wells. …”
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A Pilot Study of Compensatory Strategies for Reach-to-Grasp-Pen in Patients with Stroke
Published 2022-01-01“…This pilot study used kinematic parameters to examine compensatory strategies by assessing the reach-to-grasp-pen movements in patients with stroke and unaffected participants. …”
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PMSM sliding-mode control based on novel reaching law and disturbance observer
Published 2017-06-01“…To improve the performance of the speed servo system in the permanent magnet synchronous motor (PMSM) and to reduce the influence of disturbance in the control system, a sliding mode control method was proposed based on a novel reaching law and disturbance observer. A novel reaching law was presented to solve the contradiction between sliding mode surface reaching time and the system chattering in the regular reaching law, and which can simultaneously improve the system response speed. …”
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Numerical validation of a novel cuttings bed impeller for extended reach horizontal wells
Published 2025-03-01“…To reduce the risk of downhole accidents resulting from poor wellbore cleaning during the drilling of extended reach horizontal wells, a new cuttings bed impeller is developed. …”
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Numerical Studies of Advanced Methane Drainage Employing Underground Long-Reach Directional Drilling
Published 2025-07-01“…This paper presents the procedures and results of the numerical modelling and simulations performed to analyse an innovative method of advanced methane drainage employing underground long-reach directional drilling (LRDD) technology. The analysis involved the implementation of geomechanical and dynamic reservoir models to simulate processes in coal seams and the surrounding rocks during coal mining and concurrent methane drainage, in accordance with the proposed technology. …”
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Analysis for Hydrological Regime of the Lower Reaches of Geheyan Reservoir Based on IHA-RVA Method
Published 2020-01-01“…In order to evaluate quantitatively the change of ecological and hydrological regime of the lower reaches of Geheyan reservoir,based on the daily flow data of Changyang hydrological station from 1951 to 2010,this paper analyzes the flow trend with the non-parameter Mann-Kendall trend test,and the abrupt change points by Mann-Kendall test,moving t test and ordered clustering,and then comprehensively evaluates the ecological and hydrological changes of Changyang section at the lower reaches of the Geheyan reservoir with IHA-RVA (indicators of hydrologic alteration and range of variability approach) and hydrological alteration degree evaluation.The results show that:The annual average runoff of Changyang station shows unobvious downward trend.In 2000,there was an abrupt change.In overall,the hydrological regime is featured with 58% of moderate change,and indicators with the most obvious change are the base flow index,time of annual minimum flow,duration of low flow pulse and number of reversals,which can provide reference for water ecological protection of Qingjiang River Basin.…”
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Biomechanical Assessment of Reaching Movements in Post-Stroke Patients During a Robot-Aided Rehabilitation
Published 2011-01-01“…The method is based on the analysis of biomechanical parameters computed from force data recorded during the execution of planar reaching movements. …”
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Evolutionary Patterns of Meandering Morphology in the Middle Reach of the Mainstream Tarim River over the Past Decade
Published 2025-04-01“…Among them, the positive shift plus extension pattern is the most prevalent in the study reach. 2) Morphological parameters, namely the offset degree and widening degree, along with their calculation methods, were proposed to depict the main types of planform evolution in river channels. …”
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Spatial and temporal characteristics of vegetation phenology in the middle and lower reaches of the Yangtze River and its response to climate
Published 2025-06-01“…This study investigates the response mechanism of vegetation phenology to climate change in the middle and lower reaches of the Yangtze River from 2001 to 2022, aiming to reveal the spatial and temporal evolution patterns of vegetation SOS, EOS, and LOS and their driving factors, and to provide a scientific basis for regional ecological management. …”
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Particle Size Characteristics of Flood Sediments in Floodplain and Historical Flood Events of Hengyang Reach of Xiangjiang River
Published 2022-02-01“…[Conclusion] The flood scale of the Hengyang reach has, on the whole, shown an increasing trend since 6 390 B P Both sedimentary stage A and stage B are flood prone periods. …”
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Spatial-temporal Patterns and Factors of Soil Moisture in the Middle Reaches of the Yellow River under Changing Environments
Published 2025-02-01“…[Results] 1) The SiB2 model could better simulate the soil moisture in the middle reaches of the Yellow River after the parameter calibration. 2) Soil moisture in the middle reaches of the Yellow River showed overall spatial distribution characteristics of high in the south and low in the north, and there were differences in the distribution characteristics of SSM and RZSM under different ecological zones, different seasons and different land cover types. 3) Precipitation, soil type and downward shortwave radiation were the main drivers of SSM in the middle reaches of the Yellow River, and precipitation, soil type and land cover type were the main drivers of RZSM in the middle reaches of the Yellow River, and there were differences in the drivers of soil moisture in different ecological zones. 4) The effect of land cover type conversion on RZSM in the middle reaches of the Yellow River was regionally different, and the main direction of change was the decrease of RZSM due to the increase of leaf area index (LAI). 5) Compared to 2000, the decline in SSM and RZSM in 2020 was dominated by differences in climate change and land cover change, respectively. …”
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