{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000456","490:4900000312","490:4900000868","490:4900000869","490:4900000761","494:4940008056","490:4900000988","494:4940007327","490:4900000992","490:4900006997","490:4900000993","494:4940007558","490:4900000651","490:4900007124","494:4940007965","490:4900006878","494:4940007352","490:4900001798","490:4900000754","490:4900007616","494:4940008454","494:4940007136","494:4940006785","494:4940007027","490:4900007624"],"twin_admin_codes":[490,490,490,490,490,494,490,494,490,490,490,494,490,490,494,490,494,490,490,490,494,494,494,494,490],"twin_sims":[0.7918318283606802,0.4920311491658755,0.30673932256787617,0.22101059464824843,0.20931251480595464,0.19837115695854243,0.18710931790738025,0.17282144175563885,0.09851458583159524,0.07714063449036267,0.07318948064589811,0.0670791327778363,0.06488404076774089,0.058211945038712035,0.053493371793110034,0.053336305646072654,0.04994143056456551,0.04906249331070148,0.04631276686889033,0.04521880945291197,0.04402723227497237,0.04367855554543832,0.043316708491060514,0.041811813063717125,0.041680852339955776],"twin_dists":[0.08873502629352246,0.1546775431751934,0.19966545698199334,0.22566376206515193,0.2296926312943871,0.23360196421288149,0.23778470473450053,0.24335417917990318,0.27961049111914393,0.2939943671878993,0.2969956403855451,0.30190621587818056,0.30375938397107466,0.30972626665755293,0.31429612641573706,0.31445389504664184,0.3179620474968901,0.31890258783221703,0.32193879402698916,0.32318880037906667,0.32457954370655684,0.3249924745972228,0.32542394213331977,0.32725156610433254,0.3274132183717344],"n_dims_used":45,"mean_confidence":0.9124050564236111},"coverage":{"mean_confidence":0.9124050564236111,"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}}