Re: Re: Parent-child
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Re: Re: Parent-child
In general a tier without a parent (a top level tier, Speech in your example) must have a linguistic type with stereotype "None". A dependent tier (like Word in your example) must have a linguistic type with a stereotype other than "None", e.g. Symbolic Subdivision. See http://www.lat-mpi.eu/tools/elan/manual/ch04s01.html.
If you have annotations on the top level tier Speech and you have a depending tier Word with a "Symbolic Subdivision" linguistic type, you can use the tokenizer with Speech as source and Word as destination.
It isn't always possible to change the linguistic type of an existing tier, especially if you want to choose a linguistic type with a different "Stereotype". The linguistic type puts constraints on annotations of a tier and annotations could be destroyed when changing the linguistic type. That is why the application tries to prevent that.
It should always be possible to change the "Default language" of a tier.
Han