From a12e088769335f0ceadf3ae30dec03a0531a086c Mon Sep 17 00:00:00 2001 From: Ryan Date: Thu, 15 Jun 2023 23:21:59 +0800 Subject: [PATCH] Auto saved by Logseq --- pages/总复习2023t1.md | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md index 80afb03..c089b82 100644 --- a/pages/总复习2023t1.md +++ b/pages/总复习2023t1.md @@ -2199,19 +2199,12 @@ - 沟通（communication）沟通 (communication): 原型加强了开发团队与高层管理者、供应商、合作人、开发团队 扩展成员、消费者及投资者间的沟通。·Demonstration of a product to get feedbackfrom all stakeholders·A physical, tactile, 3D representation of aproduct is much easier to understand than averbal description or even a sketch of aproduct 例子：以一个可见的、能 触知的三维图形来表现一个产品，比语言草图描述更易理解。在 PackBot 概念开发中，通过利 用“可视、可感知”的原型，设计工程师、经理、供应商和顾客间的沟通得到加强。新的消 费者经常对 PackBot 底盘过于狭小不满意，然而，实物模型清晰地展示了有限的空间。 - 集成 integration  原型用于确保产品的子系统及组件能如预期的一样协同工作。综合化的实体原型在产品开发项目中作为集成工具最为有效，因为它们要求零件、各部件间协调，并与零件组成一个产品。要做出这样的原型，需产品开 发团队成员相互协作。如果产品任何组件的组合妨碍了 产品的整体功能，这一 问题只能在综合化的实体原型中 通过集成来检测。·Prototypes are used to ensure that componentsand subsystems of the product work together as expectedl ·Comprehensive physical prototypes are the most effective as integration tools in product development projects because they require the assembly and physical interconnection of all of the parts and subassemblies that make up a productl ·The integration of the prototype forces coordination between different members of the product development teaml ·For example: alpha or beta test models - 里程碑 milestones  尤其是在产品开发的后期，原型用于验证产品在功能上已达到期望水 平。里程碑原型提供可触知的目标，表明了进展情况，并用来加强进度安排。Provide goals for the development team’s schedule· Milestone prototypes are defined in the product development project plan 这种原型的数量和它们的时间是整个开发计划的关键要素之一作为一个基本案例，开发团队应该考虑使用 alpha、 beta 和预生产原型作为里程碑 The number of such prototypes and their timingis one of the key elements of the overall development planl ·As a base case, the development team should consider using alpha, beta and pre-production prototypes as milestones¡ e.g. first testable hardware - - - - **Learning** - - **Communication**: to get feedback - - **Integration**: to ensure that components - and subsystems of the product **work together** as - expected - - **Milestones**: Provide goals for the development team’s - schedule - Choose the **timing** of prototype cycles - Many early models are used validate concepts - Relatively few comprehensive models are necessary to test integration - Plan time to **learn** from prototype cycles - Avoid hardware swamp :-> where you keep building different ways out of a problem without stopping to think + id:: 2d0a90c4-277d-46f1-88b0-1aedb433cb81 - 原型分类 #flashcard id:: 648afdb9-5d76-4273-af44-f89d6adc854e - 实体/解析 #flashcard @@ -2244,6 +2237,7 @@ - 制定实验大纲 Outline an experimental plan 大多数情况下，在产品开发中使用原型可以看成一个实验。好的实验有助于从原型化活动 中获取最大价值。实验计划包括确认各种实验变量、测试草案、进行哪些测试的指示以及分 析最终数据的计划。当必须探索许多变量时，有效的实验设计将极大地加快这一进程。·The use of a prototype in product development can be thought of as an experimentl ·Good experimental practice helps to make sure that you get the maximum value from the prototyping activity 例子：对于车轮原型测试，团队决定只改变轮辐的材料和网的几何形状。根据解析化原型，团队 选择了两种样式的轮辐，每种轮辐又选择了 6 种材料，总共进行了 12 次实验。团队设计了一 个结实的平台，每个车轮被安装后由不同的高度落入平台，通过观察平台的受重就可以测试 车轮传递给 PackBot 的冲击力。在完成所有的实验后，相关人员会观察车轮落下的损伤，包括 裂纹和塑性变形，然后再提高一个高度进行测试。这些测试的结果不仅可以用来选择最好的轮辐几何和材料，而且可以改善车轮的物理解析化原型。 - 制定采购、建造和测试的时间表 Create a schedule for procurement,construction and testing 因为建造和测试一个原型可以看作整体开发项目内的一个子项目，因此，开发团队会从制 定原型化活动计划中获益。对于一个原型计划，有三个日期特别重要：第一，部件可装配的日期(这一 日期有时被称为“部件水桶 (bucket of part)”日期);第二，原型进行首次测试的日 期(这一 日期有时被称为“冒烟实验 (smoke test)”日期，因为在这天，开发团队将首次在产品中通电并在电器系统中“寻找烟”);第三，完成测试并产生最终结果的日期。Three dates are particularly important in defining a prototyping effort¡ ·The team defines when the parts will be ready to assemble¡ ·The team defines the date when the prototype will first be tested¡ ·The team defines the date when it expects to have completed testing and produced the final results - Strategies: #flashcard + id:: 648b2bc6-9816-4452-bf2e-75d6981cac3e - Use prototypes to reduce uncertainty Make models with a defined purpose - Consider multiple forms of prototypes