tridas.vocabulary {dplR} | R Documentation |

## Browse and Check Standard TRiDaS Vocabulary

### Description

This function can be used to browse the TRiDaS vocabulary by category.

### Usage

```
tridas.vocabulary(category = c("dating type", "measuring method",
"shape", "location type", "variable", "unit",
"remark", "dating suffix", "presence / absence",
"complex presence / absence", "certainty"),
idx = NA, term = NA, match.exact = FALSE)
```

### Arguments

`category` |
Vocabulary category as a |

`idx` |
A |

`term` |
A |

`match.exact` |
A |

### Details

The Tree Ring Data Standard (TRiDaS) is described in Jansma et. al (2010).

The function has four usage modes:

When

is given, returns item number`idx`

in the given`idx`

. There may be several numbers in`category`

, in which case multiple items are returned.`idx`When

contains one or more items and`term`

is`match.exact``TRUE`

, checks whether any of the terms is an exact match in the given`category`When

contains one or more items and`term`

is`match.exact``FALSE`

, expands partial matches of the terms in the vocabulary of the given`category`When only

is given, returns the complete vocabulary in the given`category``category`

### Value

`In mode 1` |
A |

`In mode 2` |
A |

`In mode 3` |
A |

`In mode 4` |
A |

### Author(s)

Mikko Korpela

### References

Jansma, E., Brewer, P. W., and Zandhuis, I. (2010) TRiDaS 1.1: The
tree-ring data standard. *Dendrochronologia*, **28**(2),
99–130.

### See Also

### Examples

```
## Show all entries in category "measuring method"
tridas.vocabulary(category = "measuring")
## Show item number one in category "complex presence / absence"
tridas.vocabulary(category = "complex", idx = 1)
## Check whether "half section" exists in category "shape"
tridas.vocabulary(category = "shape", term = "half section",
match.exact = TRUE)
## Return unabbreviated matches to several queries in category "remark"
tridas.vocabulary(category = "remark",
term = c("trauma", "fire", "diffuse"))
```

*dplR*version 1.7.7 Index]