声学指数在城市森林鸟类多样性评估中的应用
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边琦, 王成, 程贺, 韩丹, 赵伊琳, 殷鲁秦
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Exploring the application of acoustic indices in the assessment of bird diversity in urban forests
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Qi Bian, Cheng Wang, He Cheng, Dan Han, Yilin Zhao, Luqin Yin
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表2 东郊森林公园4-6月鸟类丰富度和多度与声学指数的相关性
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Table 2 Correlation between bird diversity and acoustic indices from April to June in Eastern Suburb Forest Park
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声学指数 Acoustic indices | 四月 April | 五月 May | 六月 June | 4-6月 April-June | 丰富度 Richness | 多度 Abundance | 丰富度 Richness | 多度 Abundance | 丰富度 Richness | 多度 Abundance | 丰富度 Richness | 多度 Abundance | 声熵指数 Acoustic entropy index (H) | 0.371* | 0.345* | 0.022 | 0.035 | -0.11 | 0.175 | 0.16 | 0.288** | 声学复杂度指数 Acoustic complexity index (ACI) | 0.614** | 0.591** | 0.349* | 0.437** | 0.456** | 0.316* | 0.425** | 0.369** | 声学多样性指数 Acoustic diversity index (ADI) | 0.282 | 0.175 | 0.166 | 0.194 | 0.164 | 0.327* | 0.323** | 0.373** | 声学均匀度指数 Acoustic evenness index (AEI) | -0.365* | -0.259 | -0.181 | -0.191 | -0.153 | -0.325* | -0.339** | -0.387** | 生物声学指数 Bioacoustic index (BIO) | 0.228 | 0.300* | 0.034 | 0.007 | -0.257 | 0.095 | 0.076 | 0.213* | 标准化声景差异指数 Normalized difference sound index (NDSI) | 0.517** | 0.671** | 0.111 | 0.186 | -0.044 | 0.423** | 0.269** | 0.502** |
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