# udacity data analysis

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### Dataanalysis and presentation-Pandas data feature analysis and dataanalysis pandas

Data analysis and presentation-Pandas data feature analysis and data analysis pandasSequence of Pandas data feature analysis

### Dataanalysis Third: Data feature analysis (distribution analysis + Pareto analysis)

Based on the guarantee of data quality, the distribution and contribution of data are analyzed by drawing charts and calculating some statistics (Pareto analysis), distribution analysis can reveal the distribution characteristics and distribution types of data, and for quant

### Pandas dataanalysis (data structure) and pandas DataAnalysis

Pandas data analysis (data structure) and pandas Data Analysis This article mainly expands pandas data structures in the following two directions: Series and DataFrame (corresponding to one-dimensional arrays and two-dimensional a

### Python dataanalysis-blue-red ball in two-color ball analysis statistical example, python DataAnalysis

Python data analysis-blue-red ball in two-color ball analysis statistical example, python Data Analysis This article describes the two-color ball blue-red ball analysis statistics of Python da

### Data Structure and Algorithm Analysis Study Notes (2)-algorithm analysis, data structure and algorithm analysis

Data Structure and Algorithm Analysis Study Notes (2)-algorithm analysis, data structure and algorithm analysis I. Simplest understanding and use of algorithm analysis methods 1. First, you may be confused by the mathematical conc

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### DataAnalysis Second: Data feature analysis (System metering analysis)

For successful data analysis, it is very important to grasp the nature of data as a whole, and to use statistics to examine the characteristics of data, mainly to check the degree of concentration, degree of dispersion and distribution shape of the data, which can be used to

### Dataanalysis and modeling _ Dataanalysis

Copyright Description: Content from the internet and books Principal component Analysis PCA1. Basic Ideas Principal component Analysis (PCA) is a kind of reduced-dimension method for continuous variables, which can maximize the interpretation of data variation, reduce data from high dimension to low dimension, and ens

### I didn't see the dataanalysis, now the dataanalysis and the boss can not see me!

The internet is a time of change, data analysisprobably the most popular skill at the moment, and now almost80% of the recruitment requirements, the interviewer is expected to have the ability to analyze data.The same goes for interns who just came out of school:I heard from work yesterday.2 interns are discussing data acquisition and analysis issues. Very frankl

### Dataanalysis and presentation-NumPy database entry, numpy database for dataanalysis

Data analysis and presentation-NumPy database entry, numpy database for data analysis This is the note of my course "Python data analysis and display" from songtian, Beijing University of Technology. The course has outstanding emp

### SQLite tutorial (5): Index and dataanalysis/cleanup, sqlite DataAnalysis

SQLite tutorial (5): Index and data analysis/cleanup, sqlite Data Analysis I. Create an index: In SQLite, the SQL syntax for index creation is basically the same as that of most other relational databases, because here is just an example usage:Copy codeThe Code is as follows:Sqlite> create table testtable (first_col in

### [Python DataAnalysis] Grade 4 score distribution and python dataanalysis Distribution

[Python Data Analysis] Grade 4 score distribution and python data analysis Distribution Recently, I got some level-4 Score data, about 500 or more. So I wondered if these Score data could meet the so-called normal distribution? Le

### Based on dataanalysis, whether automatic vehicles consume more oil than manual vehicles, and automatic dataanalysis

Based on data analysis, whether automatic vehicles consume more oil than manual vehicles, and automatic data analysisOverview This is a multivariate regression equation used to reveal the relationship between vehicle fuel consumption and vehicle properties, and attempts to answer the common question: is the automatic vehicle more expensive? In addition to the aut

### Python dataanalysis: a method example for obtaining the history information of a two-color ball, python DataAnalysis

Python data analysis: a method example for obtaining the history information of a two-color ball, python Data Analysis This article describes how to obtain the history of a two-color ball through Python data analysis. We will shar

### 01-The beginning of dataAnalysis-Overview Chapter __ DataAnalysis

personal opinions on data analysisAfter doing the data Product manager, has done some simple homework to the data analysis work, now records as follows, hoped can help the data product aspect schoolmate, simultaneously also takes this platform to exchange the study, the impr

### Python dataanalysis: two-color ball statistics of which combination of red and blue balls is high, python DataAnalysis

Python data analysis: two-color ball statistics of which combination of red and blue balls is high, python Data Analysis This article describes how to calculate the ratio of two red and blue balls in a two-color ball statistical method based on Python data

### R language and dataanalysis [quarter 1st], DataAnalysis

R language and data analysis [quarter 1st], Data Analysis Today's computer systems need to process a variety of data types and filter data for deep understanding. At the same time, open-source applications are becoming increasi

### Example of cosine similarity algorithm calculated by the PHP Dataanalysis engine, cosine of DataAnalysis

Example of cosine similarity algorithm calculated by the PHP Data analysis engine, cosine of Data Analysis This example describes the cosine similarity algorithm calculated by the PHP Data analysis engine. We will share this with

### Python dataanalysis-kobe Bryan Career data reading and analysis

1. Import data (CSV format) into JupyterImport Pandas as PDImport Matplotlib.pyplot as PltFilename= ' Data.csv 'Raw=pd.read_csv filenamePrint (Raw.shape)Raw.head () #打印前几行2. Remove null values for a columnKobe=raw[pd.notnull (raw[' Shot_made_flag ')]Print (Kobe.shape)3. Drawing with Matplotlibalpha=0.02# point transparency, the smaller the more transparentPlt.figure (figsize= (10,10))Plt.subplot (121) #一行两列, the first onePlt.scatter (kobe.loc_x,kobe.l

### SOLR dataimport data import source code analysis (5) SOLR dataimport data import source code analysis (2)

We noticed the initialization method of entityprocessorwrapper.@ Override Public void Init (context ){ Delegate. INIT (context ); } Here context is the context object, and the data source is obtained through context. context is an abstract class.Public abstract class context { Public abstract datasource getdatasource (); Public abstract datasource getdatasource (string name ); Public abstract entityprocessor getentityprocessor (); Public Abstract Boo

### Python Dataanalysis Basics and Practices Python dataanalysis Practice Course Python Video tutorial

=============== Course Catalogue ===============├data.csv├│└python2.mp4├│├python3.mp4│└python4.mp4├│├3.zip│├python10.mp4│├python11.mp4│├python12.mp4│├python13.mp4│├python14.mp4│├python15.mp4│├python16.mp4│├python17.mp4│├python5.mp4│├python6.mp4│├python7.mp4│├python8.mp4│└python9.mp4├│├4.zip│├pyhon18.mp4│├python19.mp4│├python20.mp4│├python21.mp4│├python22.mp4│├python23.mp4│├python24.mp4│├python25.mp4│├python26.mp4│├python27.mp4│├python28.mp4│├python29.mp4│├python30.mp4│├python31.mp4│├python32.mp4

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