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Due to the aging of electric power facilities and the increase in electric power demand, the operation and maintenance of electric power facilities is becoming an important issue. Currently, power Oil-Filled(OF) cables for underground system in South Korea have an average lifetime of 20 years and cables used for more than 25 years are about 20%. In this paper, the lifetime of Oil-Filled(OF) cables...
Frequency warping (FW) based voice conversion aims to modify the frequency axis of source spectra towards that of the target. In previous works, the optimal warping function was calculated by minimizing the spectral distance of converted and target spectra without considering the spectral shape. Nevertheless, speaker timbre and identity greatly depend on vocal tract peaks and valleys of spectrum....
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