Results 111 to 120 of about 9,175 (155)

[Risk factors for delirium after sedation in children with convulsion and establishment of a nomogram model for predicting the risk of delirium]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi, 2022
Yu X, Wang L, Gao Y, Xie ZX, Li G.
europepmc   +1 more source

谐波微弱信号特征的方差曲线周期识别法

Zhendong Ceshi yu Zhenduan
针对随机因素和微弱信号初相位影响的问题，构造了强噪声背景下检测谐波微弱信号频率、相位的方差曲线周期识别法。首先，基于随机Melnikov函数和系统关于相位分岔图的周期特性，初步提出周期识别法；其次，论证分岔图和方差曲线具有一致性，进一步将周期识别法优化为方差曲线周期识别法；然后，基于频谱泄露最小原则，设计自适应离散傅里叶变换数据处理方法来解决由方差曲线不光滑而引起的结果不准确问题；最后，采用二次检测来解决检测系统中策动力信号与被测信号存在频差而导致动力学转迁的不明显问题。仿真结果表明 ...
doaj   +1 more source

[Perioperative Neurocognitive Disorders in Patients With Colorectal Cancer Undergoing General Anesthesia: Influencing Factors and Development of a Nomogram Prediction Model]. [PDF]

Sichuan Da Xue Xue Bao Yi Xue Ban
Tao W, Xia X, Dai Z, Li R.
europepmc   +1 more source

[Risk factors and construction of a nomogram model for cirrhotic portal vein thrombosis combined with esophagogastric variceal bleeding]. [PDF]

Zhonghua Gan Zang Bing Za Zhi, 2023
Shen Y, Zhao ZB, Li X, Chen L, Yuan H.
europepmc   +1 more source

[Development and validation of a multicenter nomogram predicting the risk of liver metastasis after curative resection of colorectal cancer]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Wang N, Yuan D, Zhu Y, Ding L.
europepmc   +1 more source

[Nomographic Model for Predicting Severe Foot Pain in Nurses from Tertiary Hospitals in China]. [PDF]

Sichuan Da Xue Xue Bao Yi Xue Ban, 2023
Wang LQ, Ning N, Chen JL, Li PF, Xie JY, Yang HL, Zhu HY, Hou AL.   +7 more
europepmc   +1 more source

[Analysis of risk factors for postoperative loss of reduction in unstable distal radius fractures and development of a nomogram prediction model]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Liu Y, Kong Q, Zhang X.
europepmc   +1 more source

[Keloid nomogram prediction model based on weighted gene co-expression network analysis and machine learning]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2023
Li Z, Tian B, Liang H.
europepmc   +1 more source

[Influencing factors of olfactory impairment in OSA and construction of nomogram prediction model]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Zhao Y, Lyu Z, Guo Q, Rong Z, Luo X.
europepmc   +1 more source

[Risk factors for neonatal asphyxia and establishment of a nomogram model for predicting neonatal asphyxia in Hubei Enshi Tujia and Miao Autonomous Prefecture: a multicenter study]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi, 2023
Jin F, Chen Y, Liu YX, Wu SY, Fang CC, Zhang YF, Zheng L, Zhang LF, Song XD, Xia H, Chen EM, Rao XQ, Chen GQ, Yi Q, Hu Y, Jiang L, Li J, Pang QW, You C, Cheng BX, Tan ZH, Tan YJ, Zhang D, Yu TS, Rao J, Liang YD, Xia SW.   +26 more
europepmc   +1 more source