{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001023","491:4910000952","492:4920006746","492:4920004156","491:4910001086","492:4920005267","492:4920004546","492:4920005061","491:4910001016","491:4910001022","492:4920005556","491:4910000950","491:4910001349","492:4920004587","492:4920005727","492:4920004514","492:4920006176","492:4920004106","492:4920005325","491:4910003408","492:4920005194","492:4920004539","491:4910003557","492:4920004280","492:4920006165"],"twin_admin_codes":[491,491,492,492,491,492,492,492,491,491,492,491,491,492,492,492,492,492,492,491,492,492,491,492,492],"twin_sims":[0.5066529529251503,0.28822800980412355,0.27860450697700706,0.25484126196233,0.2275666189404777,0.20766248597051112,0.19579137598283314,0.19377963430693207,0.1884965128344096,0.18819931544204097,0.1863708633861382,0.18422861389782344,0.1841219600668936,0.18172259080221298,0.18159747344944135,0.17998757021034822,0.1784664586231504,0.16484576936061743,0.1638492272754355,0.16377202165771365,0.16040750623985525,0.1597301371620419,0.157209473078328,0.15699828621487893,0.14928544971858676],"twin_dists":[0.15145047265354025,0.2048564439356862,0.20763368944705662,0.21475400784330828,0.22346808684342281,0.23027308288495146,0.23454524056310702,0.2352868145403605,0.2372601628232177,0.2373723141732719,0.23806505088160573,0.23888277516070178,0.23892366080152783,0.23984790357292207,0.23989633486970416,0.24052162364952678,0.24111607651540615,0.2466073353691569,0.2470217268747111,0.24705390724932524,0.2484670894324067,0.24875419871941648,0.24983045670272186,0.24992119769057958,0.2532982074678264],"n_dims_used":45,"mean_confidence":0.8990142822265625},"coverage":{"mean_confidence":0.8990142822265625,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}