logisticmodel相关论文
Spot fire increase the difficulty of fire-fighting and threaten public safety,and therefore it is important to study ign......
Tin is of key importance to daily life and national security;it is considered an essential industrial metal.The United S......
In order to find the influence of countdown and non-countdown signals on driving behavior choice of professional and non......
某区域内制造业与物流产业(主要指第三方物流)之间的关系类似于生态学中的种群共生进化现象.本文以上海为例,利用共生理论中的Logi......
Coastal engineers are required to find effective ways to mitigate the damage due to extreme storm events, especially in ......
就业地域选择是影响大学生就业难易程度的重要因素。文章基于劳动力市场分割的视角， 分析了三种劳动力市场分割模式对大学生就业地......
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The first phase of the novel coronavirus disease(COVID-19) that emerged at the end of 2019 has been brought under contro......
Seed moisture at harvest is a critical trait affecting maize quality and mechanized production, and is directly determin......
Nitrogen(N)is considered as an important yield and quality-determining factor in soybean production. The objective of th......
目的 分析脓毒性休克患者对特利加压素反应性的相关影响因素.方法 回顾性分析2013年6月至2018年6月在杭州师范大学附属医院重症监......
通过对逻辑斯蒂模型的讨论，采用灰色理论和二态逐步回归等方法进行建模，解决了在某些建模问题中估计与计算参数出现的困难，并将其应用......
提出了一种求解Ｌｏｇｉｓｔｉｃ模型参数的方法，这种方法以Ｌｏｇｉｓｔｉｃ模型的积分形式为基础，通过合理的近似建立了分别单独求解３个参数的方程，从而简化了参数的估......
本文采用稀滴种法对０～４０日龄雏鸡消化道六个部位（嗉囊、腺胃、十二指肠、空肠、盲肠、直肠）内容物的八种细菌（乳杆菌、双歧杆菌、肠球菌、......
