信息架构：顾名思义，信息架构充当蓝图，帮助决定如何安排用户或访问者可以理解的部分内容。它只是产品基础架构、功能和层次结构的直观表示。
交互设计：顾名思义，交互设计是一个设计交互式数字产品、定义交互系统的结构和行为、关注用户与产品交互的方式以及创建具有深思熟虑的行为的引人入胜的界面的过程。
信息架构与交互设计
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Information Architecture |
Interaction Design |
|---|---|
| It mainly focuses on organizing and labeling websites to support usability. | It mainly focuses on designing interactive digital products, environments, systems and services. |
| It generally defines information structure to show how user find information they are looking for. | It generally defines system behaviors to show how uses take action that they want. |
| It also focuses on different things such as users, software used on website, existing data, how it will be represented to ensure that information is helpful for customer and software help to organize information in better way. | It also focuses on creating seam less interface that is packed with tools essential to complete goal. |
| Information architect is responsible for researching business and audience, analyzing data and organizing, labeling and developing website structure, etc. | Interaction designer is responsible for performing usability tests and customer interviews, producing and designing various interactive page layouts, preparing documents for visual teams, etc. |
| It deals with layout, navigation and its types, search systems, etc. | It deals with how to aid user actions, triggered reactions, allowing users to complete what they want. |
| It is all about how the application is structured in ease of finding information. | It is all about reaction between application and its users whenever they interact. |
| It simply changes content from complex content into well-organized and understandable content. | It simply changes the situation by shaping and deploying artifacts. |
| It is part of the structure relevant to the content of the interface. | It is part of the structure relevant to flow or transition of interface. |