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16541
Prediction of Corpse Model Drifting Trajectories in Pearl River Front Channel Based on Delft3D Model
Published 2024-05-01“…By fitting the surface flow velocity of the Pearl River Front Channel, the paper builds a prediction model for corpse model drifting with an <italic>R</italic><sup>2</sup> of 0.88. The results show that the corpse model released in the Pearl River Front Channel undergoes back-and-forth motion along the river channel under the influence of tides and flows, gradually drifting downstream. …”
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16542
A Novel Change Detection Method Based on Visual Language From High-Resolution Remote Sensing Images
Published 2025-01-01“…The results show that the proposed VLCD achieved state-of-the-art <italic>F</italic>1-scores and IoUs on these three datasets: LEVIR-CD (90.99%, 83.46%), SYSU-CD (83.05%, 71.01%), and S2Looking (62.75%, 45.89%), outperforming the results obtained through full fine-tuning while using less than one-tenth of the number of parameters.…”
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16543
Improving Rotational Doppler Velocimetry Accuracy and Spectral Characteristics of Vortex Beam in Maritime Atmospheric Turbulence
Published 2024-01-01“…The maximum beam waist radius corresponds to high purity (<italic>P</italic> > 0.7) increase from 0.56 to 1.01 cm. …”
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16544
抗体双阳性伴脊髓炎的自身免疫性星形细胞病临床特点
Published 2022-07-01“…GFAP-IgG单阳组与AQP4-IgG单阳组在性别比例、发热、头痛、共济失调、行为异常、视觉异常、MRI放射性血管样强化、脑脊液蛋白水平、脑脊液氯水平、脑脊液糖/血糖比值、脑脊液蛋白/脑脊液糖比值等均有统计学差异(<italic>P</italic><0.05)。GFAP/AQP4-IgG双阳组与AQP4-IgG单阳组在发热、脑脊液蛋白水平有统计学差异(<italic>P</italic><0.05)。…”
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16545
幼儿期视屏行为和户外活动及其交互作用与学龄前期多动行为的关联
Published 2024-11-01“…每天均有屏幕暴露与学龄前期多动行为、品行问题、多动问题、注意力不集中-被动问题和多动指数的检出率升高均存在关联,OR (95% CI)分别为2.136 (1.218, 3.746)、2.321 (1.185, 4.546)、2.300 (1.208, 4.380)、2.776 (1.267, 6.085)和3.640 (1.525, 8.687),但这种关联在一岁半时每天进行户外活动的儿童中并未发现(交互作用<italic>P</italic>值<0.001)。未发现视屏内容类型与多动行为的关联(<italic>P</italic>>0.05)。…”
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16546
滤膜过滤法在大熊猫尿液采集及代谢组学中的应用
Published 2023-05-01“…></inline-graphic>)圈养大熊猫(<italic>Ailuropoda melanoleuca</italic>)的27份尿液样品,分别采用不做处理(对照组)、0.22 μm滤膜过滤和添加叠氮钠3种预处理方法,然后通过微生物培养、核磁共振分析及代谢物推定,检验并评估了滤膜处理样品的效果。…”
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16547
7075-T6高强铝合金方管轴心受压承载能力研究
Published 2024-01-01“…采用有限元数值分析进行参数化分析,提出了适用于7075-T6铝合金方管的<italic>φ</italic>-<inline-formula><alternatives><math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M1"><mover accent="true"><mi>λ</mi><mo>¯</mo></mover></math><graphic specific-use="big" xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="alternativeImage/5EFA0960-5C81-48f2-B739-0007E35FBC91-M001.jpg"><?…”
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16548
Response mechanism of heat-sensitive neurons under combined noise stimulation
Published 2024-11-01“…In this study, we developed a model of heat-sensitive neurons based on the FitzHugh-Nagumo (FHN) neural circuit to investigate neuronal response patterns to external heat stimuli. …”
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16549
Mübarek Gecelerde Kılınan Nafile Namazların Bid‘atliği Meselesine Eleştiriler Bir Yaklaşım
Published 2024-04-01“…Âlimlerin bir kısmı bidʿatin kapsamını oldukça geniş tutup dine taalluk etmediği halde pek çok hususu bidʿat olarak kabul ederken, bir kısım âlimler; bidʿati, hasene ve seyyie olmak üzere ikiye ayırarak sadece bidʿat-i seyyienin batıl olduğunu söylemiştir. …”
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16550
增加蛋白质摄入量可以改善亚成年太平洋海象贫血
Published 2024-11-01“…动物营养性贫血是一种常见的营养代谢病。通过对16只亚成年太平洋海象(<italic>Odobenus rosmarus divergens</italic>)4年来的血红蛋白检测和饲料营养分析对比发现:当亚成年太平洋海象蛋白质长期摄入不足时,容易患贫血症;不改善饲料结构,患贫血症的动物比例居高不下;通过增加食物中高蛋白质饵料鱼的比例,一年后患贫血症的比例由原来的68.75%降低到12.50%。…”
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16551
Association between changes in genital immune markers and vaginal microbiome transitions in bacterial vaginosis
Published 2025-01-01“…B cells (p = 0.02) and IFN-γ-induced chemokines - IP-10 (p = 0.007), MIG (p = 0.049), and ITAC (p = 0.005) - were associated with improvement. …”
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16552
双重膜滤过式血浆置换治疗伴呼吸衰竭的视神经脊髓炎谱系疾病的疗效评价
Published 2025-01-01“…本组患者以双重膜滤过式血浆置换作为初始治疗,临床症状明显好转,顺利脱离呼吸机,EDSS评分显著降低(<italic>P</italic><0.001)。结论NMOSD脱髓鞘病灶累及延髓及高颈段脊髓可导致危及生命的呼吸衰竭,早期双重膜滤过式血浆置换是安全有效的治疗方法。…”
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16553
结合指导学习和特征擦除的东北虎重识别研究
Published 2023-05-01“…东北虎(<italic>Panthera tigris altaica</italic>)重识别对于东北虎的行为研究以及保护具有重要意义,针对在自然环境中东北虎难以被重新识别的问题,提出了一种结合指导学习和特征擦除的东北虎重识别方法。…”
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16554
野生中华穿山甲行为谱及PAE编码系统的构建
Published 2024-11-01“…中华穿山甲(<italic>Manis pentadactyla</italic>)是国家一级重点保护野生动物,由于其穴居性且习性隐蔽,难以在野外被直接观测,有关行为学研究大多基于圈养个体的观察记录。…”
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16555
QoE-Aware Bitrate Selection in Cooperation With In-Network Caching for Information-Centric Networking
Published 2021-01-01“…In this paper, we propose an intelligent QoE-aware ABR selection method that works in cooperation with in-network Caching functions, called <italic>QoE-ABC</italic>. It is suitable for video streaming over an ICN. …”
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16556
深度学习分析剪切波弹性图像评估肝纤维化
Published 2021-03-01“…结果DLE评估肝纤维化病理分级F=4、F≥3、F≥2的受试者工作曲线下面积(AUC)分别为0.99、0.98、0.92,诊断效能明显优于其他手段,差异均具有统计学意义(<italic>P</italic><0.05),2D-SWE表现出第二高的诊断效能,AUC分别为0.89、0.86、0.86,其他检测手段的诊断效能差别不大,最高只达0.81。…”
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16557
中华秋沙鸭越冬期行为谱及PAE编码系统
Published 2023-02-01“…2020—2021年越冬季,在湖南省桃源水电站坝下,对濒危物种中华秋沙鸭(<italic>Mergus squamatus</italic>)进行行为观察并录制视频,共分辨、记录了中华秋沙鸭越冬期的10种姿势、46种动作和120种行为,构建了中华秋沙鸭越冬期坝下行为谱及PAE(posture-act-environment)编码系统。…”
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16558
大熊猫从幼年到亚成体粪便真菌多样性及功能分析
Published 2023-11-01“…为分析圈养幼年大熊猫(<italic>Ailuropoda melanoleuca</italic>)向亚成体转变过程中的真菌菌群组成和变化规律,以北京动物园圈养的3只14~36月龄大熊猫为研究对象,通过MiSeq测序平台分别测定3只大熊猫14、16、21、26、31、36月龄粪便样本的真菌菌群多样性和群落功能。…”
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16559
Application of MIKE FLOOD Model in Drainage Schemes for High-density Built-up Areas: Taking the Southern Region of Fuhai River in Shenzhen as an Example
Published 2024-12-01“…The results show that:<italic> </italic>①Under the flood-dominated and tide-dominated scenarios, there is local waterlogging in the study area. …”
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16560
Simulation and Experimental Verification of Microscopic Surface Morphology of Spiral Bevel Gears by Shot Peening
Published 2024-08-01“…The results of the study show that: the three-dimensional roughness <italic>S<sub>a</sub></italic> of the tooth surface increases significantly and then decreases slowly as the shot peening time increases. …”
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