{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000577},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000505","499:4990000158","499:4990000222","499:4990000268","499:4990000379","472:4720005645","472:4720001681","467:4670000369","466:4660000166","472:4720001470","499:4990001351","488:4880000688","496:4960004930","499:4990000518","472:4720005226","496:4960000936","470:4700003790","472:4720005171","479:4790006580","499:4990000864","472:4720002039","468:4680000736","488:4880005929","472:4720001867","472:4720005642"],"twin_admin_codes":[499,499,499,499,499,472,472,467,466,472,499,488,496,499,472,496,470,472,479,499,472,468,488,472,472],"twin_sims":[0.9236570022293467,0.8446440762767222,0.7179094346664789,0.7119380654021302,0.6786697119444453,0.5596501203971969,0.5436234508712593,0.5414367936035032,0.5091774058182762,0.5044336278495626,0.4973709429148222,0.48929427626998545,0.4847778427454881,0.4814320119173388,0.48071424911461885,0.474430085379929,0.47254650982957136,0.46655579481585163,0.4663532316586299,0.4638019794677962,0.45950552819309964,0.4580318433451312,0.4501979896925858,0.43919941607089896,0.4358261960000783],"twin_dists":[0.05175933745674836,0.07547036559190184,0.10573599653154854,0.10706012677381066,0.1143516212487205,0.139932570141893,0.1433920750236542,0.14386540476274234,0.15089591094056334,0.1519386088441835,0.1534959491710125,0.15528461727944778,0.1562886667091642,0.15703434181965326,0.15719451933179546,0.15860020290833202,0.15902271605112234,0.16037029407856096,0.1604159621949849,0.16099173409777665,0.16196388012017676,0.16229806971456853,0.16408116938316175,0.16660438928743884,0.16738314901204596],"n_dims_used":45,"mean_confidence":0.9235380384657118},"coverage":{"mean_confidence":0.9235380384657118,"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}}