Xiaona Ren

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This paper describes extensions to a musical score indexing program that enable it to discover sequences of notes that appear in retrograde and/or inverted form. The program was tested over a set of 50 orchestral movements by several composers of the Baroque, Classical, and Romantic periods. The retrograde and inversion discovery algorithm added an average(More)
We propose an effective approach to automatically identify predicate heads in Chinese sentences based on statistical pre-processing and rule-based post-processing. In the pre-processing stage, the maximal noun phrases in a sentence are recognized and replaced by " NP " labels to simplify the sentence structure. Then a CRF model is trained to recognize the(More)
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