{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001926},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002511","480:4800001805","480:4800002086","480:4800002139","480:4800002033","480:4800002192","480:4800002187","480:4800001872","480:4800002409","480:4800001871","480:4800001365","480:4800002509","480:4800001305","480:4800002027","480:4800001693","480:4800001311","480:4800002327","480:4800001247","480:4800002282","480:4800002284","480:4800002145","480:4800001930","480:4800001867","480:4800002315","480:4800002330"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8670268794668646,0.8046977593207756,0.7860568723907865,0.7594300607510355,0.7321809582051683,0.7093097797167299,0.6968554493672287,0.6939011580040101,0.6737787866291001,0.6654036145057602,0.6367473647003085,0.625452622096739,0.6220536620508179,0.603152598945594,0.5951649871202367,0.5813739789591053,0.5805795281819869,0.5781993315191709,0.5720178169510981,0.5652619903863223,0.5645994344755314,0.5637446357936501,0.5515296254550492,0.5427378949843317,0.5425495254486465],"twin_dists":[0.06937906777424467,0.08561645491278175,0.09011570054122627,0.09635024825282153,0.10254782684653982,0.1076412604973958,0.1103822024183621,0.11102950887820696,0.11541355071899752,0.11722731708562129,0.12339884886230801,0.1258214616767445,0.12654986524505027,0.1305978282132858,0.13230846635024485,0.13526426888440785,0.1354346805903098,0.1359453533359543,0.13727249674349595,0.13872467298510394,0.13886720037661465,0.1390511135733148,0.14168344958085236,0.14358372297342972,0.1436244963540824],"n_dims_used":42,"mean_confidence":0.9111053830101377},"coverage":{"mean_confidence":0.9111053830101377,"n_dims_used":42,"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}}