基于邻近梯度算法求解lasso回归模型在证券指数的应用研究research on the application of lasso regression model based on proximity gradient algorithm in stock index
王 琦, 彭定涛
电子商务评论 vol.13 no.4, november 13 2024, , , doi: 被引量
基于梯度扰动和bb步长的迭代收缩阈值差分隐私算法iterative shrink threshold differential privacy algorithm based on gradient perturbation and bb step size
苑文丽, 彭定涛
应用数学进展 vol.12 no.1, january 30 2023, , , doi: 被引量
稀疏相位检索问题的光滑化方法研究research on smoothing method for sparse phase retrieval problems
刘晓佳, 彭定涛
应用数学进展 vol.10 no.11, november 19 2021, , , doi: 被引量
稀疏加组稀疏优化问题的方向稳定点及其光滑化方法directional stationary points of sparse plus group sparse optimization problems with its smoothing methods
苏妍妍, 彭定涛
应用数学进展 vol.11 no.10, october 28 2022, , , doi: 被引量
基于huber损失和capped-l1正则的线性不等式约束稀疏优化问题研究on sparse optimization problems with linear inequality constraints based on huber loss and capped-l1 regularization
田梦达, 彭定涛, 张 弦
理论数学 vol.12 no.11, november 30 2022, , , doi: 被引量
基于非凸惩罚回归的参数估计和异常值检测parameter estimation and outliers detection based on nonconvex penalized regression
张尊皓, 彭定涛, 苏妍妍
应用数学进展 vol.11 no.12, december 30 2022, , , doi: 被引量
稀疏加组稀疏优化问题的一阶和二阶方向稳定点研究on the first-order and second-order directional stationary points of sparse plus group sparse optimization problems
吴青青, 彭定涛, 苏妍妍
运筹与模糊学 vol.13 no.6, december 29 2023, , , doi: 被引量
基于改进密度聚类的用气异常检测anomaly detection of industrial gas load based on improved density clustering
张梦园, 彭定涛, 胡殿涛
应用数学进展 vol.10 no.11, november 24 2021, , , doi: 被引量
基于huber损失和组lasso惩罚问题的加速临近梯度算法accelerated proximal gradient algorithm based on huber loss and group lasso penalty problem
沈慧玲, 彭定涛, 张 弦
运筹与模糊学 vol.13 no.6, december 28 2023, , , doi: 被引量
一类混合稀疏组稀疏优化问题的邻近梯度算法proximal gradient algorithm for a class of mixed sparse and group sparse optimization problems
童兴华, 彭定涛, 张 弦
