nCoincident {Hmisc} | R Documentation |

## nCoincident

### Description

Number of Coincident Points

### Usage

```
nCoincident(x, y, bins = 400)
```

### Arguments

`x` |
numeric vector |

`y` |
numeric vector |

`bins` |
number of bins in both directions |

### Details

Computes the number of x,y pairs that are likely to be obscured in a regular scatterplot, in the sense of overlapping pairs after binning into `bins`

x `bins`

squares where `bins`

defaults to 400. `NA`

s are removed first.

### Value

integer count

### Author(s)

Frank Harrell

### Examples

```
nCoincident(c(1:5, 4:5), c(1:5, 4:5)/10)
```

[Package

*Hmisc*version 5.1-3 Index]