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What is an optimizer? Minimization example How to defeat a minimizer Convex problems Building a parameterized model Minimizer finds coefficients What 阅读全文
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A closer look at daily returns Histogram of daily returns gaussian => kurtosis = 0 How to plot a histogram Computing histogram statistics Select the o 阅读全文
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Lesson outline Pandas makes it very convenient to compute various statistics on a dataframe: Global statistics: mean, median, std, sum, etc. [more] Ro 阅读全文
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Lesson outline Lesson outline Here's an overview of what you'll learn to do in this lesson. Documentation links are for reference. Read in multiple st 阅读全文
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Python vs R and Matlab You will be using the Python data analysis library pandas extensively. You will also occasionally need to dabble in NumPy, SciP 阅读全文
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The mobility provided by wireless networks has made a huge difference in the lives of most citizens of the internet. However, several challenges have 阅读全文
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Finally! This lecture covers the glue that holds the entire internet together. After some discussion of the theoretical possibilities available in a n 阅读全文
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TCP is an interesting protocol for many reasons, one of which I find fascinating is that it can employ many different behavioral algorithms at the end 阅读全文
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The algorithm behind TCP must deal with more than merely moving lots of bytes from application to application. It must also ensure that it acts in a m 阅读全文
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Understanding the Transport Control Protocol (TCP) is essential to a thorough understanding of network communication and for any development of distri 阅读全文
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As discussed in last lecture, UDP does not provide any reliability guarantees beyond being able to detect bit-level errors. Transport-layer protocols 阅读全文