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3.3.1.2: Lexicon Based Approaches

Problems of replacement rules

Examples:

"er brachte den Brief mit" not "er mitbrachte den Brief" "er überbrachte den Brief" not: "er brachte den Brief über". Separated prefixes may change the meaning of a word: "Professorin Mayer schlug ihren Assistenten(für die Stelle vor)"

Some of these problems can be approached with lexicon based systems.

Idea:

Example: "Morphy" (Lezius 1995 [->]) uses the following steps to analyze a given string. It stops if a step is successful:

ZUGANGAbb. 12: Morphological Analysis of "Flüssen" according to Lezius (1995)


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