| k,method,google/embeddinggemma-300m,google/embeddinggemma-300m (retention %),Qwen/Qwen3-Embedding-0.6B,Qwen/Qwen3-Embedding-0.6B (retention %),google/gemma-3-1b-pt (mean_pooling),google/gemma-3-1b-pt (mean_pooling) (retention %),google/gemma-3-1b-pt (last_token_pooling),google/gemma-3-1b-pt (last_token_pooling) (retention %),Qwen/Qwen3.5-0.8B-Base (mean_pooling),Qwen/Qwen3.5-0.8B-Base (mean_pooling) (retention %),Qwen/Qwen3.5-0.8B-Base (last_token_pooling),Qwen/Qwen3.5-0.8B-Base (last_token_pooling) (retention %),mean_dedicated_retention_pct,mean_base_mean_retention_pct,mean_base_last_retention_pct |
| 512,prefix,67.08,100.34,69.76,98.86,44.1,91.11,9.43,75.22,49.27,98.54,11.83,84.99,99.6,94.83,80.1 |
| 512,pca,67.03,100.26,69.76,98.86,53.87,111.29,12.56,100.21,53.42,106.83,12.4,89.02,99.56,109.06,94.62 |
| 512,whitening,45.07,67.42,25.91,36.72,46.79,96.67,10.05,80.18,41.32,82.64,6.99,50.19,52.07,89.65,65.18 |
| 512,spectemp,67.03,100.26,69.76,98.86,53.87,111.29,12.56,100.21,53.42,106.83,12.4,89.02,99.56,109.06,94.62 |
| 512,coast,67.34,100.72,69.87,99.01,64.38,133.0,14.14,112.83,65.63,131.25,18.79,134.92,99.87,132.13,123.87 |
| 256,prefix,66.76,99.86,69.59,98.61,40.76,84.21,4.77,38.06,48.27,96.52,12.23,87.81,99.24,90.36,62.94 |
| 256,pca,67.11,100.39,69.8,98.91,54.13,111.82,13.23,105.56,53.56,107.12,12.99,93.3,99.65,109.47,99.43 |
| 256,whitening,71.1,106.36,69.97,99.16,66.36,137.11,15.53,123.94,66.73,133.44,20.12,144.48,102.76,135.27,134.21 |
| 256,spectemp,67.96,101.65,70.37,99.72,55.0,113.63,13.91,110.98,54.26,108.51,14.37,103.18,100.68,111.07,107.08 |
| 256,coast,67.74,101.32,69.98,99.17,66.34,137.05,15.89,126.77,66.96,133.9,21.52,154.56,100.24,135.48,140.67 |
| 128,prefix,66.27,99.13,67.24,95.29,57.53,118.86,18.22,145.37,43.94,87.88,17.09,122.74,97.21,103.37,134.05 |
| 128,pca,63.67,95.24,67.71,95.95,51.55,106.5,12.83,102.39,52.09,104.16,12.94,92.96,95.6,105.33,97.67 |
| 128,whitening,67.86,101.51,70.07,99.3,60.73,125.47,16.51,131.76,64.21,128.42,28.26,202.93,100.41,126.94,167.35 |
| 128,spectemp,65.97,98.68,69.31,98.22,54.67,112.94,14.92,119.01,55.08,110.15,18.56,133.27,98.45,111.55,126.14 |
| 128,coast,65.47,97.93,68.36,96.88,60.82,125.65,16.14,128.77,64.03,128.04,28.42,204.12,97.4,126.85,166.45 |
| 64,prefix,63.13,94.43,65.63,93.01,54.38,112.35,18.86,150.5,39.73,79.45,15.62,112.15,93.72,95.9,131.32 |
| 64,pca,59.66,89.24,64.85,91.9,48.65,100.51,11.69,93.24,49.74,99.47,9.31,66.88,90.57,99.99,80.06 |
| 64,whitening,63.83,95.47,66.56,94.32,56.11,115.91,16.94,135.14,58.95,117.89,22.98,165.04,94.89,116.9,150.09 |
| 64,spectemp,63.5,94.98,66.56,94.32,54.14,111.84,15.72,125.46,55.66,111.31,18.41,132.24,94.65,111.58,128.85 |
| 64,coast,62.69,93.78,65.96,93.48,56.16,116.03,15.94,127.23,58.61,117.21,23.15,166.22,93.63,116.62,146.72 |
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