PHASE VOCODER

2008

Citations in the corpus

• WORLD: A Vocoder-Based High-Quality Speech Synthesis System for Real-Time Applications (2016, background): “Other speech synthesis systems have been proposed such as phase vocoder [6], PSOLA [7], and sinusoidal model [8], and high-quality speech synthesis remains a popular research topic.”
• Phase Processing for Single-Channel Speech Enhancement: History and recent advances (2015, background): “, by sinusoidal models in the case of voiced speech [5].”
• Fréchet Audio Distance: A Metric for Evaluating Music Enhancement Algorithms (2018, background): “Pitch preserving speed up / slow down : The playback speed of the signal is increased/decreased by a given factor using a phase vocoder [4] which preserves the signal’s original pitch.”
• An investigation of multi-speaker training for wavenet vocoder (2017, methodology): “The second approach, parametric approach, is a technique to generate a synthesized speech by utilizing acoustic features and vocoder frameworks which represent physical characteristics of human speech production [3, 4, 5, 6, 7, 8, 9, 10].”
• Temporally variable multi-aspect N-way morphing based on interference-free speech representations (2013, methodology): “It is a speech analysis, modification and resynthesis framework consisting of interference-free representations of power spectra [14], [7] and instantaneous frequencies [15], [16], [17], [18] of periodic signals.”
• Simplified aperiodicity representation for high-quality speech manipulation systems (2012, methodology): “The stable representation is derived from the Flanagan’s equation [19] and is reduced to the power spectrum weighted average of two instantaneous frequencies calculated using two analysis windows temporally separated by one half pitch period.”
• A spectral envelope estimation method based on F0-adaptive multi-frame integration analysis (2012, methodology): “One of the best known signal modeling techniques is that used in the phase vocoder [2], and many extensions of it have been proposed ( .”
• Melody Extraction From Polyphonic Music Signals Using Pitch Contour Characteristics (2012, methodology): “The IF of a peak found at bin is computed from the phase difference of successive phase spectra using the phase vocoder [26] method as follows: (2) where the bin offset is calculated as where is the principal argument function which maps the phase to the range.”
• Cochlear Implants:System Design, Integration and Evaluation (2008, background): “For example, Bell Labs’ vocoders that describe how to break up and then reassemble speech [3], [4] have been absolutely critical to the development of signal processing in modern cochlear implant systems [5]–[7].”
• Excitation source analysis for high-quality speech manipulation systems based on an interference-free representation of group delay with minimum phase response compensation (2014, methodology): “Interference-free behavior is proven [28] by using Flanagan’s instantaneous frequency equation [31].”