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<!DOCTYPE html>
<html lang="" xml:lang="">
<head>
<title>tidyverse ve ggplot2</title>
<meta charset="utf-8" />
<meta name="author" content="Murat Öztürkmen" />
<meta name="date" content="2020-10-08" />
<script src="libs/header-attrs/header-attrs.js"></script>
<link href="libs/remark-css/default.css" rel="stylesheet" />
<link href="libs/remark-css/default-fonts.css" rel="stylesheet" />
</head>
<body>
<textarea id="source">
class: center, middle, inverse, title-slide
# tidyverse ve ggplot2
## veri düzenleme ve görselleştirme
### Murat Öztürkmen
### 2020-10-08
---
background-image: url("img/tidyverse_pic1.png")
background-position: center
background-size: contain
---
# R'da veri işleme
---
class: inverse-ns, center
# R'da veri işleme
## <span style = 'color:#E69F00'>tidyverse</span> paketi, veri analizi ve veri görselleştime
## için <span style = 'color:#56B4E9'>kullanici dostu ve tutarli</span> bir araçlar kümesidir
---
background-image: url(https://raw.githubusercontent.com/tidyverse/tidyverse/master/man/figures/logo.png)
background-position: 90% 10%
## `library(tidyverse)`
## şu çekirdek paketler yüklenir:
- [ggplot2](http://ggplot2.tidyverse.org), veri görselleştirme için.
- [dplyr](http://dplyr.tidyverse.org), veri işleme için.
- [tidyr](http://tidyr.tidyverse.org), veri düzenleme için.
- [readr](http://readr.tidyverse.org), veri okuma için.
- [purrr](http://purrr.tidyverse.org), işlevsel programlama için.
- [tibble](http://tibble.tidyverse.org), modern veri çerçevesi için.
- [stringr](https://github.com/tidyverse/stringr), dizgeler için.
- [forcats](https://github.com/hadley/forcats), kategorik değişkenler için.
---
background-image: url(http://hexb.in/hexagons/readr.png)
background-position: 93% 10%
# veri okuma
## <span style = 'color:#E69F00'>readr</span>
Function | Reads
-------------- | --------------------------
`read_csv()` | Comma separated values
`read_csv2()` | Semi-colon separate values
`read_delim()` | General delimited files
`read_fwf()` | Fixed width files
`read_log()` | Apache log files
`read_table()` | Space separated files
`read_tsv()` | Tab delimited values
---
## veri yazma
Function | Writes
------------------- | ----------------------------------------
`write_csv()` | Comma separated values
`write_excel_csv()` | CSV that you plan to open in Excel
`write_delim()` | General delimited files
`write_file()` | A single string, written as is
`write_lines()` | A vector of strings, one string per line
`write_tsv()` | Tab delimited values
`write_rds()` | A data type used by R to save objects
`write_sas()` | SAS .sas7bdat files
`write_xpt()` | SAS transport format, .xpt
`write_sav()` | SPSS .sav files
`write_stata()` | Stata .dta files
---
## The main verbs of `dplyr`
### `select()`
### `filter()`
### `mutate()`
### `arrange()`
### `summarize()`
### `group_by()`
---
## The main verbs of `dplyr`
### <span style = 'color:#E69F00'><code>select()</code></span> = <span style = 'color:#56B4E9'>degiskenlerin(sütunlarin) altkümesi</span>
### `filter()`
### `mutate()`
### `arrange()`
### `summarize()`
### `group_by()`
---
## The main verbs of `dplyr`
### `select()`
### <span style = 'color:#E69F00'><code>filter()</code></span> = <span style = 'color:#56B4E9'>satirlarin filtrelenmesi</span>
### `mutate()`
### `arrange()`
### `summarize()`
### `group_by()`
---
## The main verbs of `dplyr`
### `select()`
### `filter()`
### <span style = 'color:#E69F00'><code>mutate()</code></span> = <span style = 'color:#56B4E9'>degisken olusturma</span>
### `arrange()`
### `summarize()`
### `group_by()`
---
## The main verbs of `dplyr`
### `select()`
### `filter()`
### `mutate()`
### <span style = 'color:#E69F00'><code>arrange()</code></span> = <span style = 'color:#56B4E9'>degiskenleri siralama</span>
### `summarize()`
### `group_by()`
---
## The main verbs of `dplyr`
### `select()`
### `filter()`
### `mutate()`
### `arrange()`
### <span style = 'color:#E69F00'><code>summarize()</code></span> = <span style = 'color:#56B4E9'>özet istatistikler</span>
### `group_by()`
---
## The main verbs of `dplyr`
### `select()`
### `filter()`
### `mutate()`
### `arrange()`
### `summarize()`
### <span style = 'color:#E69F00'><code>group_by()</code></span> = <span style = 'color:#56B4E9'>degisken olusturma</span>
---
class: inverse-ns, center
# Tali Yol: Zincir/Boru İşlemcisi
# <span style = 'color:#E69F00'><code>%>%</code></span>
## bir işlevin sonucunu başka bir işleve aktarır
---
background-image: url(http://hexb.in/hexagons/ggplot2.png)
background-position: 90% 10%
# ggplot2: R'da Zarif Veri Görselleştirme
## katmanlı bir grafik grameri
---
background-image: url(http://hexb.in/hexagons/ggplot2.png)
background-position: 90% 10%
# ggplot2: R'da Zarif Veri Görselleştirme
## <span style = 'color:#E5E5E5'>katmanli bir grafik grameri</span>
## Veriler estetikle eşleştirilir; İstatistikler ve çizimle bağlanır
---
background-image: url(http://hexb.in/hexagons/ggplot2.png)
background-position: 90% 10%
# ggplot2: R'da Zarif Veri Görselleştirme
## <span style = 'color:#E5E5E5'>katmanli bir grafik grameri</span>
## <span style = 'color:#E5E5E5'>Veriler estetikle eslestirilir; Istatistikler ve çizimle baglanir</span>
---
background-image: url("img/ggplot2_pic2.png")
background-position: center
</textarea>
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