apply function

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apply function

So, what are these wondrous apply functions and how do they work? I think the best way to figure out anything in R is to learn by ...,Returns a vector or array or list of values obtained by applying a function to margins of an array or matrix. ,X. an array, including a matrix. MARGIN. a vector giving the subscripts which the function will be applied over. E.g., for a matrix 1 indicates rows, 2 indicates ... , This tutorial aims at introducing the apply() function collection. The apply() function is the most basic of all collection. We will also learn sapply(), ..., apply() 方法會呼叫一個以 this 的代表值和一個陣列形式的值組(或是一個 array-like object )為參數的函式。,Method Reuse. With the apply() method, you can write a method that can be used on different objects. The JavaScript apply() Method. The apply() method is ... ,Apply a function along an axis of the DataFrame. Objects passed to the function are Series objects whose index is either the DataFrame's index ( axis=0 ) or the ... ,Apply a function along an axis of the DataFrame. Objects passed to the function are Series objects whose index is either the DataFrame's index ( axis=0 ) or the ... , In this tutorial, you'll learn about the use of the apply functions in R, its variants, and a few of its relatives applied to different data structures., apply的家族函数; apply函数; lapply函数; sapply函数; vapply函数 ... myFUN<- function(x, c1, c2) + c(sum(x[c1],1), mean(x[c2])) + } # 把数据框按 ...

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apply function 相關參考資料
A brief introduction to “apply” in R | What You&#39;re Doing Is Rather ...

So, what are these wondrous apply functions and how do they work? I think the best way to figure out anything in R is to learn by&nbsp;...

https://nsaunders.wordpress.co

apply function | R Documentation

Returns a vector or array or list of values obtained by applying a function to margins of an array or matrix.

https://www.rdocumentation.org

Apply Functions Over Array Margins - R

X. an array, including a matrix. MARGIN. a vector giving the subscripts which the function will be applied over. E.g., for a matrix 1 indicates rows, 2 indicates&nbsp;...

https://stat.ethz.ch

apply(), lapply(), sapply(), tapply() Function in R with Examples - Guru99

This tutorial aims at introducing the apply() function collection. The apply() function is the most basic of all collection. We will also learn sapply(),&nbsp;...

https://www.guru99.com

Function.prototype.apply() - MDN - Mozilla

apply() 方法會呼叫一個以 this 的代表值和一個陣列形式的值組(或是一個 array-like object )為參數的函式。

https://developer.mozilla.org

JavaScript Function Apply() - W3Schools

Method Reuse. With the apply() method, you can write a method that can be used on different objects. The JavaScript apply() Method. The apply() method is&nbsp;...

https://www.w3schools.com

pandas.DataFrame.apply — pandas 0.23.4 documentation

Apply a function along an axis of the DataFrame. Objects passed to the function are Series objects whose index is either the DataFrame&#39;s index ( axis=0 ) or the&nbsp;...

https://pandas.pydata.org

pandas.DataFrame.apply — pandas 0.24.2 documentation

Apply a function along an axis of the DataFrame. Objects passed to the function are Series objects whose index is either the DataFrame&#39;s index ( axis=0 ) or the&nbsp;...

https://pandas.pydata.org

R tutorial on the Apply family of functions (article) - DataCamp

In this tutorial, you&#39;ll learn about the use of the apply functions in R, its variants, and a few of its relatives applied to different data structures.

https://www.datacamp.com

掌握R语言中的apply函数族| 粉丝日志

apply的家族函数; apply函数; lapply函数; sapply函数; vapply函数 ... myFUN&lt;- function(x, c1, c2) + c(sum(x[c1],1), mean(x[c2])) + } # 把数据框按&nbsp;...

http://blog.fens.me