- 具有 Python 编程经验
- 对统计学和数学概念有基本的了解
观众
- 开发 人员
- 数据科学家
机器学习是人工智能的一个分支,其中计算机具有无需明确编程即可学习的能力。
深度学习是机器学习的一个子领域,它使用基于学习数据表示和结构(如神经网络)的方法。
Python 是一种高级编程语言,以其清晰的语法和代码可读性而闻名。
在这个以讲师为主导的现场培训中,参与者将学习如何使用Python实施电信深度学习模型,同时逐步创建深度学习信用风险模型。
在培训结束时,参与者将能够:
- 了解深度学习的基本概念。
- 了解深度学习在电信中的应用和用途。
- 使用 Python、Keras 和 TensorFlow 创建电信深度学习模型。
- 使用 Python 构建自己的深度学习客户流失预测模型。
课程形式
- 互动讲座和讨论。
- 大量的练习和练习。
- 在现场实验室环境中实际实施。
课程定制选项
- 如需申请此课程的定制培训,请联系我们进行安排。
应用材料简介 Machine Learning
- 统计学习与机器学习
- 迭代和评估
- 偏差-方差权衡
- 监督学习与无监督学习
- 使用 Machine Learning 解决的问题
- 训练验证测试 – ML 工作流,以避免过度拟合
- Machine Learning的工作流程
- 机器学习算法
- 为问题选择适当的算法
算法评估
- 评估数值预测
- 精度测量:ME、MSE、RMSE、MAPE
- 参数和预测稳定性
- 评估分类算法
- 准确性及其问题
- 混淆矩阵
- 班级不平衡问题
- 可视化模型性能
- 利润曲线
- ROC曲线
- 提升曲线
- 选型
- 模型调优 – 网格搜索策略
建模的数据准备
- 数据导入和存储
- 了解数据 – 基本探索
- 使用 pandas 库进行数据操作
- 数据转换 – 数据整理
- 探索性分析
- 缺失观测值 – 检测和解决方案
- 异常值 – 检测和策略
- 标准化、归一化、二值化
- 定性数据重新编码
用于异常值检测的机器学习算法
- 监督算法
- KNN系列
- 集成梯度提升
- SVM公司
- 无监督算法
- 基于距离
- 基于密度的方法
- 概率方法
- 基于模型的方法
了解 Deep Learning
- Deep Learning的基本概念概述
- 区分 Machine Learning 和 Deep Learning
- Deep Learning 的应用概述
Neural Networks概述
- 什么是 Neural Networks
- Neural Networks 与回归模型
- 了解 Mathematical 基础和学习机制
- 构建人工神经网络
- 了解神经节点和连接
- 处理神经元、层以及输入和输出数据
- 了解单层感知器
- 监督学习和无监督学习之间的区别
- 学习前馈和反馈 Neural Networks
- 了解前向传播和反向传播
使用 Keras 构建简单的 Deep Learning 模型
- 创建 Keras 模型
- 了解您的数据
- 指定 Deep Learning 型号
- 编译模型
- 拟合您的模型
- 使用分类数据
- 使用分类模型
- 使用模型
使用 TensorFlow 执行 Deep Learning
- 准备数据
- 下载数据
- 准备训练数据
- 准备测试数据
- 缩放输入
- 使用占位符和变量
- 指定网络架构
- 使用成本函数
- 使用优化器
- 使用初始值设定项
- 拟合神经网络
- 构建图表
- 推理
- 损失
- 训练
- 训练模型
- 图表
- 会议
- 火车环路
- 评估模型
- 构建评估图
- 使用 Eval Output 进行评估
- 大规模训练模型
- 使用 TensorBoard 可视化和评估模型
Deep Learning在异常检测中的应用
- 自动编码器
- 编码器 - 解码器架构
- 重建损失
- 变分自动编码器
- 变分推理
- 生成对抗网络
- 生成器 – 鉴别器架构
- 使用 GAN 的 AN 方法
集成框架
- 结合不同方法的结果
- Bootstrap 聚合
- 平均异常值分数
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