Giter Site home page Giter Site logo

习题 14-6 about solutions HOT 3 OPEN

nndl avatar nndl commented on June 27, 2024
习题 14-6

from solutions.

Comments (3)

ZihaoZheng98 avatar ZihaoZheng98 commented on June 27, 2024

您好，您这个解法的这一步好像有问题
image
您后面是证明了前面那一项为0，从而这个整体为0，但是下面这一部分是包含a_t+k,s_t+k的，即后面一个和式算出的是a_t+k和s_t+k的函数，因此不能说前面一项为0所以这个整体为0.
image

from solutions.

ZihaoZheng98 avatar ZihaoZheng98 commented on June 27, 2024

@felixdae

from solutions.

felixdae avatar felixdae commented on June 27, 2024

您好，您这个解法的这一步好像有问题
image
您后面是证明了前面那一项为0，从而这个整体为0，但是下面这一部分是包含a_t+k,s_t+k的，即后面一个和式算出的是a_t+k和s_t+k的函数，因此不能说前面一项为0所以这个整体为0.
image

首先你标红的第二处有下标错误，我会修改一下
除此之外我大概理解你的疑虑。第一处红线下部分形式上确实与 a_t+k和s_t+k 相关，但是被求和式其实是一个条件概率分布，变量是求和公式的下标，这些变量取到所有值时，这个和式值为 1，不论 a_t+k和s_t+k 取值为何。有时间时我会补充更清楚一点。
结合邱老师这本书的图 14.3 应该可以更好的理解这一点。

from solutions.

Related Issues (20)

Recommend Projects

  • React photo React

    A declarative, efficient, and flexible JavaScript library for building user interfaces.

  • Vue.js photo Vue.js

    🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

  • Typescript photo Typescript

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

  • TensorFlow photo TensorFlow

    An Open Source Machine Learning Framework for Everyone

  • Django photo Django

    The Web framework for perfectionists with deadlines.

  • D3 photo D3

    Bring data to life with SVG, Canvas and HTML. 📊📈🎉

Recommend Topics

  • javascript

    JavaScript (JS) is a lightweight interpreted programming language with first-class functions.

  • web

    Some thing interesting about web. New door for the world.

  • server

    A server is a program made to process requests and deliver data to clients.

  • Machine learning

    Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.

  • Game

    Some thing interesting about game, make everyone happy.

Recommend Org

  • Facebook photo Facebook

    We are working to build community through open source technology. NB: members must have two-factor auth.

  • Microsoft photo Microsoft

    Open source projects and samples from Microsoft.

  • Google photo Google

    Google ❤️ Open Source for everyone.

  • D3 photo D3

    Data-Driven Documents codes.