優萌初華

A design pattern is a way of reusing abstract knowledge about a problem and its solution A project plan, is created at the beginning of a project and is never touched again A software process model (sometimes called a Software Development Life Cycle or SDLC model) is a simplified representation of...

Chapter 7 - Design, Implementation Chapter 8 - Software Testing # Quiz Software design and implementation is the stage in the software engineering process at which an executable software system is developed. A design pattern is a way of reusing abstract knowledge about a problem and its...

# Data Science Libraries in Python # toolboxes/libraries # NumPy introduces objects for multidimensional arrays, vectors and matrices, as well as functions that allow to easily perform advanced mathematical and statistical operations on those...

# Data and Data Types Attribute (ordimensions, features, variables): a data field, representing a characteristic or feature of a data object. 属性 (或维度、特征、变量)：数据字段，表示数据对象的特征或特征。 E.g., customer_ID, name, address Types Categorical Nominal 标称型变量 Binary 二元的 Ordinal 有序的 Numerical Interval-scaled or...

Chapter 5 – System Modeling Chapter 6 – Architectural Design # Quiz Structural models show the organization and architecture of a system. Class diagrams are used to define the static structure of classes in a system and their association. System modeling is the process of developing abstract...

# Feature Selection and Reduction 特征选择与约简 This is very important process in data analytics and data mining. Reason why? Not all of the features are useful 并非所有要素都有用 I rrelevant features will decrease accuracy 相关要素会降低精确度 Data collection is an expensive process, you cannot simply remove features...

# Associate Rule Mining 关联规则挖掘 # Market Basket Analysis 购物车分析 Associate Rule Mining 最早被应用于 Market Basket Analysis Goal of MBA is to find associations (affinities) among groups of items occurring in a transactional database MBA 的目标是在交易数据库中出现的一组项目之间找到联系 (亲缘关系) has roots in analysis of point of sale...

Chapter 23 – Project planning Chapter 24 - Quality Management # Quiz A project plan, is created at the beginning of a project and is never touched again The three main parameters when computing the costs of a software development project are Effort Costs Hardware and Software Costs Traveling and...

Chapter 3 – Agile Software Development Chapter 4 – Requirements Engineering # Quiz All agile methods suggest that software should be developed and delivered incrementally. Match the Principle or Practice with their correct Descriptions Collective ownership The pairs of developers work on all...

Chapter 2 - Software Processes Chapter 25 - Configuration management # Quiz A software process model (sometimes called a Software Development Life Cycle or SDLC model) is a simplified representation of a software process. Which of these are general process models for software...