texai.org

Note that the system now can only understand a single utterance. Progress towards a broader coverage of English awaits the completion of the Grammar Acquisition Skill, and the Vocabulary Acquisition Skill.

I’ve completed writing the English Comprehension Skill, described with graphs here, and tested it on my use case utterance “the book is on the table“. This skill contains, as a component, the parsing rule application library described in my previous system status post. In February and March I completed two additional libraries: one to perform Kintsch spreading activation, and the other to perform discourse elaboration. Both use the AI technique of spreading activation. Accordingly, I factored out a generally useful Java library for spreading activation and released it on the SourceForge project site as a separate package. Continue Reading »

On the SourceForge project site, I just released the Spreading Activation Java library. It is a generally useful component of the English dialog system, in which spreading activation elaborates a discourse context by activating relevant concepts that are linked via the knowledge base to one or more concepts explicitly mentioned in an utterance.

Continue Reading »