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stella
テスト（pythonでプロット、時間計測、使えるライブラリ一覧の取得、マシンスペック調査）
お試しでいろいろやってみる。 まずはプロット。import numpy as np import matplotlib.pyplot as plt def plot(): x = np.l
30か月前
・1 min read
python
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Dermasugita
MatplotlibにPull RequestしMergeされた話
# ことの経緯 大層な話ではないのですが、matplotlibのドキュメントを読んでいたら、たまたまタイプミスを見つけました。 ![](https://cdn.apollon.ai/media/no
30か月前
・4 min read
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Matplotlib
Best Free Materials 4U
06 Figure Code
Many of the figures used throughout this text are created in-place by code that appears in print. In
38か月前
・56 min read
python
Matplotlib
Numpy
Best Free Materials 4U
05.15 Learning More
Further Machine Learning Resources This chapter has been a quick tour of machine learning in Python,
38か月前
・5 min read
python
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Numpy
Best Free Materials 4U
05.14 Image Features
Application: A Face Detection Pipeline This chapter has explored a number of the central concepts an
38か月前
・18 min read
python
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Numpy
Best Free Materials 4U
05.13 In Depth: Kernel Density Estimation
In the previous section we covered Gaussian mixture models (GMM), which are a kind of hybrid between
38か月前
・29 min read
python
Matplotlib
Numpy
Best Free Materials 4U
05.12 In Depth: Gaussian Mixtures
The k-means clustering model explored in the previous section is simple and relatively easy to under
38か月前
・21 min read
python
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Numpy
Best Free Materials 4U
05.11 In Depth: k-Means Clustering
In the previous few sections, we have explored one category of unsupervised machine learning models:
38か月前
・22 min read
python
Matplotlib
Numpy
Best Free Materials 4U
05.10 In Depth: Manifold Learning
We have seen how principal component analysis (PCA) can be used in the dimensionality reduction task
38か月前
・27 min read
python
Matplotlib
Numpy
Best Free Materials 4U
05.09 In Depth: Principal Component Analysis
Up until now, we have been looking in depth at supervised learning estimators: those estimators that
38か月前
・24 min read
python
Matplotlib
Numpy
Best Free Materials 4U
05.08 In Depth: Decision Trees and Random Forests
Previously we have looked in depth at a simple generative classifier (naive Bayes; see In Depth: Nai
38か月前
・17 min read
python
Matplotlib
Numpy
Best Free Materials 4U
05.07 In Depth: Support Vector Machines
Support vector machines (SVMs) are a particularly powerful and flexible class of supervised algorith
38か月前
・26 min read
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Numpy
Best Free Materials 4U
05.06 In Depth: Linear Regression
Just as naive Bayes (discussed earlier in In Depth: Naive Bayes Classification) is a good starting p
38か月前
・26 min read
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Numpy
Best Free Materials 4U
05.05 In Depth: Naive Bayes Classification
The previous four sections have given a general overview of the concepts of machine learning. In thi
38か月前
・16 min read
python
Matplotlib
Numpy
Best Free Materials 4U
05.04 Feature Engineering
The previous sections outline the fundamental ideas of machine learning, but all of the examples ass
38か月前
・16 min read
python
Matplotlib
Numpy
Best Free Materials 4U
05.03 Hyperparameters and Model Validation
In the previous section, we saw the basic recipe for applying a supervised machine learning model:
38か月前
・31 min read
python
Matplotlib
Numpy
Best Free Materials 4U
05.02 Introducing Scikit Learn
There are several Python libraries which provide solid implementations of a range of machine learnin
38か月前
・31 min read
python
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Numpy
Best Free Materials 4U
05.01 What Is Machine Learning
Before we take a look at the details of various machine learning methods, let's start by looking at
38か月前
・19 min read
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Numpy
Best Free Materials 4U
05 Machine Learning
In many ways, machine learning is the primary means by which data science manifests itself to the br
38か月前
・3 min read
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Matplotlib
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04.15 Further Resources
Matplotlib Resources A single chapter in a book can never hope to cover all the available features a
38か月前
・4 min read
python
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04.14 Visualization With Seaborn
Matplotlib has proven to be an incredibly useful and popular visualization tool, but even avid users
38か月前
・20 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.13 Geographic Data With Basemap
One common type of visualization in data science is that of geographic data. Matplotlib's main tool
38か月前
・22 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.12 Three Dimensional Plotting
Matplotlib was initially designed with only two-dimensional plotting in mind. Around the time of the
38か月前
・12 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.11 Settings and Stylesheets
Matplotlib's default plot settings are often the subject of complaint among its users. While much is
38か月前
・10 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.10 Customizing Ticks
Matplotlib's default tick locators and formatters are designed to be generally sufficient in many co
38か月前
・11 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.09 Text and Annotation
Creating a good visualization involves guiding the reader so that the figure tells a story. In some
38か月前
・14 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.08 Multiple Subplots
Sometimes it is helpful to compare different views of data side by side. To this end, Matplotlib has
38か月前
・9 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.07 Customizing Colorbars
Plot legends identify discrete labels of discrete points. For continuous labels based on the color o
38か月前
・12 min read
python
Matplotlib
Numpy
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04.06 Customizing Legends
Plot legends give meaning to a visualization, assigning meaning to the various plot elements. We pre
38か月前
・8 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.05 Histograms, Binnings, and Density
A simple histogram can be a great first step in understanding a dataset. Earlier, we saw a preview o
38か月前
・7 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.04 Density and Contour Plots
Sometimes it is useful to display three-dimensional data in two dimensions using contours or color-c
38か月前
・7 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.03 Errorbars
Visualizing Errors For any scientific measurement, accurate accounting for errors is nearly as impor
38か月前
・7 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.02 Simple Scatter Plots
Another commonly used plot type is the simple scatter plot, a close cousin of the line plot. Instead
38か月前
・7 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04.01 Simple Line Plots
Perhaps the simplest of all plots is the visualization of a single function $y = f(x)$. Here we will
38か月前
・10 min read
python
Matplotlib
Numpy
Best Free Materials 4U
04 Introduction To Matplotlib
Visualization with Matplotlib We'll now take an in-depth look at the Matplotlib package for visualiz
38か月前
・15 min read
python
Matplotlib
Numpy
Best Free Materials 4U
03.13 Further Resources
In this chapter, we've covered many of the basics of using Pandas effectively for data analysis. Sti
38か月前
・3 min read
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Matplotlib
Numpy
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03.12 Performance Eval and Query
As we've already seen in previous sections, the power of the PyData stack is built upon the ability
38か月前
・14 min read
python
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Numpy
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03.11 Working with Time Series
Pandas was developed in the context of financial modeling, so as you might expect, it contains a fai
38か月前
・38 min read
python
Matplotlib
Numpy
Best Free Materials 4U
03.10 Working With Strings
One strength of Python is its relative ease in handling and manipulating string data. Pandas builds
38か月前
・23 min read
python
Matplotlib
Numpy
Best Free Materials 4U
03.09 Pivot Tables
We have seen how the GroupBy abstraction lets us explore relationships within a dataset. A pivot tab
38か月前
・18 min read
python
Matplotlib
Numpy
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