基于图自监督对比学习的社交媒体谣言检测
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乔禹涵, 贾彩燕
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Rumor detection on social media based on graph contrastive self⁃supervised learning
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Yuhan Qiao, Caiyan Jia
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表8 投影头对模型的影响
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Table 8 Effect of projection head
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数据集 | 模型 | 准确率 | F1 |
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NR | FR | TR | UR |
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Twitter15 | UDGAT⁃GCSL | 0.880 | 0.848 | 0.880 | 0.923 | 0.833 | w/o PH | 0.849 | 0.822 | 0.841 | 0.901 | 0.817 | Twitter16 | UDGAT⁃GCSL | 0.889 | 0.833 | 0.882 | 0.949 | 0.886 | w/o PH | 0.866 | 0.799 | 0.858 | 0.945 | 0.846 | PHEME | UDGAT⁃GCSL | 0.856 | 0.915 | 0.662 | 0.639 | 0.510 | w/o PH | 0.817 | 0.899 | 0.555 | 0.565 | 0.430 |
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