搜索结果: 1-15 共查到“管理学 logistic”相关记录34条 . 查询时间(0.048 秒)
中小企业过度担保影响因素的实证检验——基于logistic模型的分析
中小企业 过度担保 logistic模型 影响因素
2017/5/10
中小企业过度担保引发了诸多问题，现已成为社会各界关注的热点话题。本文以中小企业为研究对象，从企业业绩和股权结构的角度，运用logistic模型，对过度担保的影响因素进行了实证研究。研究结果表明：偿债能力、营运能力、股权集中度、国有股比例和流通股比例等变量对过度担保影响显著。分样本分析后的研究结果则表明：国有企业的偿债能力、股权集中度、国有股比例、流通股比例和管理层持股比例等变量对过度担保有显著影响...
基于Logistic和主成分分析的制造业上市公司财务危机预警
Logistic回归法 主成分分析法 财务危机 预警
2016/2/29
本文选择2010 ~ 2013年国内首次被实施ST的57家A股制造业上市公司作为研究样本，57家非ST公司作为配对样本，构建了包括22个指标在内的制造业上市公司财务危机预警指标体系，并对上市公司被实施ST前3年的财务数据分别利用主成分分析和Logistic回归分析方法建立财务危机预警模型。实证结果表明：Logistic回归分析法在制造业上市公司财务危机预警方面具有可操作性，且准确率最高可达到92....
Support Vector Machines,Kernel Logistic Regression,and Boosting
Support Vector Machines Kernel Logistic Regression Boosting
2015/8/21
Support Vector Machines,Kernel Logistic Regression,and Boosting.
An Interior-Point Method for Large-Scale l1-Regularized Logistic Regression
logistic regression feature selection regularization regularization path
2015/7/10
Logistic regression with l1 regularization has been proposed as a promising method for feature selection in classification problems. In this paper we describe an efficient interior-point method for so...
基于 logistic 回归的高校毕业生工作满意度的影响因素
高校毕业生 工作满意度 立方体模型 logistic回归
2014/7/18
提出了针对高校毕业生员工的工作满意度前因变量立方体模型； 同时以高校毕业生员工为研究对象， 运用logistic 回归分析法筛选出了该类员工工作满意度的前因变量. 研究的结果显示： 年龄较大、工作所在地与父母所在地相同、 接受过职业生涯教育、工作与所学专业对口、 有良好的薪酬、 满意于上司对待下属的方式、工作具有自主性、 有良好的职位晋升机会、工作充实以及情感承诺高的员工具有较高的工作满意度； 男...
Robust Logistic Regression using Shift Parameters
Robust Logistic Regression Shift Parameters
2013/6/17
Annotation errors can significantly hurt classifier performance, yet datasets are only growing noisier with the increased use of Amazon Mechanical Turk and techniques like distant supervision that aut...
Boosting with the Logistic Loss is Consistent
Boosting additive logistic regression coordinate descent convex analysis
2013/6/14
This manuscript provides optimization guarantees, generalization bounds, and statistical consistency results for AdaBoost variants which replace the exponential loss with the logistic and similar loss...
Bayesian Modeling and MCMC Computation in Linear Logistic Regression for Presence-only Data
Bayesian modeling case-control design data augmentation logistic regres-sion Markov Chain Monte Carlo population prevalence presence-only data simulation
2013/6/13
Presence-only data are referred to situations in which, given a censoring mechanism, a binary response can be observed only with respect to on outcome, usually called \textit{presence}. In this work w...
The Estimation of Transport Logistic Processes Models on the Base of Intensive Computer Methods of Statistics
Transport Logistic Processes Models Intensive Computer Methods of Statistics
2013/6/13
The promotion work 'The Estimation of Transport Logistic Processes Models on the Base of Intensive Computer Methods of Statistics' has been worked out by Helen Afanasyeva to obtain the scientific degr...
Adaptivity of averaged stochastic gradient descent to local strong convexity for logistic regression
Adaptivity averaged stochastic gradient descent local strong convexity logistic regression
2013/4/28
In this paper, we consider supervised learning problems such as logistic regression and study the stochastic gradient method with averaging, in the usual stochastic approximation setting where observa...
K-Nearest Neighbour algorithm coupled with logistic regression in medical case-based reasoning systems. Application to prediction of access to the renal transplant waiting list in Brittany
Case-based Reasoning systems logistic models similarity measures k-nearest neighbors algorithms classi-fication
2013/4/28
Introduction. Case Based Reasoning (CBR) is an emerg- ing decision making paradigm in medical research where new cases are solved relying on previously solved similar cases. Usually, a database of sol...
环保意识调查问卷的Logistic模型
logistic模型 方差分析
2013/8/22
本文应用多元统计分析中的方差分析，logistic模型等方法对环保意识调查问卷反馈的信息进行统计分析，建立被调查企业对环境保护意识的logistic模型，进而可对企业家的环境保护意识的好坏进行判断。
Ordinal Logistic Regression for the Estimate of the Response Functions in the Conjoint Analysis
Aggregate Level Analysis Conjoint Analysis Ordinal Logistic Regression Response Function
2013/2/23
In the Conjoint Analysis (COA) model proposed here – a new approach to estimate more than one response function–an extension of the traditional COA, the polytomous response variable (i.e. evaluation o...
基于logistic 模型的自适应差分进化算法
logistic模型 缩放因子 交叉概率因子
2014/9/24
提出一种基于logistic 模型的自适应差分进化算法. 该算法在运行过程中可自动调节缩放因子和交叉概率因子的大小, 能在算法初期保持种群多样性, 提高全局最优值的搜索能力, 而在算法后期, 随着局部最优值搜索能力的提高算法渐趋稳定. 对几种典型Benchmarks 函数进行了测试, 实验结果表明所提出的算法收敛速度快、计算精度高.
Matrix Variate Logistic Regression Analysis
Asymptotic theory Logistic regression Matrix variate covariates Regularization Tensor object
2011/6/17
Logistic regression has been widely applied in the field of biostatistics for a long
time. It aims to model the conditional success probability of an event of interest
as the logit function of a lin...