我找到了一些实验数据。
反正我不愿相信。[{'character': '反', 'pinyin': 'fan3', 'highest pitch': 8.77, 'lowest pitch': 6.9, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '正', 'pinyin': 'zheng4', 'highest pitch': 11.26, 'lowest pitch': 6.9, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '我', 'pinyin': 'uo3', 'highest pitch': 10.57, 'lowest pitch': 6.16, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '不', 'pinyin': 'bu2', 'highest pitch': 8.38, 'lowest pitch': 6.75, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '愿', 'pinyin': 'van4', 'highest pitch': 8.44, 'lowest pitch': 7.27, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '相', 'pinyin': 'xiang1', 'highest pitch': 8.69, 'lowest pitch': 7.42, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '信', 'pinyin': 'xin4', 'highest pitch': 8.79, 'lowest pitch': 6.62, 'duration': 0.29, 'prosody hierarchy': '#4'}]