detector {secr} | R Documentation

## Detector Type

### Description

Extract or replace the detector type.

### Usage

    detector(object, ...)
    detector(object) <- value

### Arguments

`object` | object with 'detector' attribute e.g. `traps`
`value` | character string for detector type
`...` | other arguments (not used)

### Details

Valid detector types in version 1.2 are 'single', 'multi', and 'proximity'. The detector type is stored as an attribute of a `traps` object. Detector types are described by Efford et al. (2009a,b).

### Value

character string for detector type

### Author(s)

Murray Efford murray.efford@otago.ac.nz

### References

Efford, M. G., Borchers D. L. and Byrom, A. E. (2009a) Density estimation by spatially explicit capture-recapture: likelihood-based methods. In: D. L. Thomson, E. G. Cooch and M. J. Conroy (eds) Modeling Demographic Processes in Marked Populations. Springer, New York. Pp. 255–269.

Efford, M. G., Dawson, D. K. and Borchers, D. L. (2009) Population density estimated from locations of individuals on a passive detector array. Ecology 90, 2676–2682.

### See Also

`traps`

### Examples

    ## Default detector type is 'multi'
    temptrap <- make.grid(nx = 6, ny = 8)
    detector(temptrap) <- 'proximity'
    summary(temptrap)

[Package secr version 1.2.11 Index]