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Python Data Analysis, Second Edition

You're reading from   Python Data Analysis, Second Edition Data manipulation and complex data analysis with Python

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Product type Paperback
Published in Mar 2017
Publisher Packt
ISBN-13 9781787127487
Length 330 pages
Edition 2nd Edition
Languages
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Author (1):
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Ivan Idris Ivan Idris
Author Profile Icon Ivan Idris
Ivan Idris
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Toc

Table of Contents (16) Chapters Close

Preface 1. Getting Started with Python Libraries FREE CHAPTER 2. NumPy Arrays 3. The Pandas Primer 4. Statistics and Linear Algebra 5. Retrieving, Processing, and Storing Data 6. Data Visualization 7. Signal Processing and Time Series 8. Working with Databases 9. Analyzing Textual Data and Social Media 10. Predictive Analytics and Machine Learning 11. Environments Outside the Python Ecosystem and Cloud Computing 12. Performance Tuning, Profiling, and Concurrency A. Key Concepts
B. Useful Functions C. Online Resources

SciPy

This section shows useful SciPy functions:

scipy.fftpack

fftshift(x, axes=None): This function shifts the zero-frequency component to the center of the spectrum

rfft(x, n=None, axis=-1, overwrite_x=0): This function performs a discrete Fourier transform of an array containing real values

scipy.signal

detrend(data, axis=-1, type='linear', bp=0): This function removes the linear trend or a constant from the data

medfilt(volume, kernel_size=None): This function applies a median filter on an array

wiener(im, mysize=None, noise=None): This function applies a Wiener filter on an array

scipy.stats

anderson(x, dist='norm'): This function performs the Anderson-Darling test for data coming from a specified distribution

kruskal(*args): This function performs the Kruskal-Wallis H test for data

normaltest(a, axis=0): This function tests whether data complies to the normal distribution

scoreatpercentile(a, per, limit=(), interpolation_method='fraction'): This function...

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