{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000783","500:5000000784","477:4770001476","485:4850007123","485:4850008384","467:4670000121","477:4770001440","500:5000000356","500:5000000923","477:4770001260","477:4770000413","500:5000001178","475:4750004729","477:4770001531","500:5000002041","467:4670000031","477:4770001196","500:5000000920","485:4850008292","485:4850006885","500:5000000839","477:4770001089","500:5000000306","477:4770001295","500:5000002396"],"twin_admin_codes":[500,500,477,485,485,467,477,500,500,477,477,500,475,477,500,467,477,500,485,485,500,477,500,477,500],"twin_sims":[0.40445810204157073,0.1573236942758,0.14000230889732582,0.13397630664274837,0.13280406172118336,0.13161605472516036,0.12672005217048338,0.12161533257996085,0.1167428542465396,0.1155642190760321,0.10524588325232384,0.10068644840814785,0.09911353930736427,0.09143669104833892,0.0853767904050446,0.08486403576664557,0.08476559911505034,0.08045896382919779,0.07958827131205184,0.07785205903146962,0.07756201830226321,0.0744187318713824,0.07263228990780998,0.07216760374556194,0.06900507907599605],"twin_dists":[0.17474824644199438,0.2497814161662104,0.25753795570889043,0.2604035167552939,0.26097213949204773,0.2615522737680238,0.26398566612341107,0.26659991365139446,0.26917449173364266,0.26980960680744953,0.27559451408206775,0.27829190828709155,0.2792445980845579,0.28407255427714273,0.28811541907543736,0.2884678652723662,0.28853572065834904,0.29156796312273603,0.29219673162554133,0.2934671993683819,0.2936816506307631,0.2960481799847839,0.2974293452197257,0.2977931105995604,0.3003205449538134],"n_dims_used":45,"mean_confidence":0.9210903591579861},"coverage":{"mean_confidence":0.9210903591579861,"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}}