{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012114},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012050","490:4900011098","490:4900011317","490:4900010771","490:4900012024","490:4900011649","490:4900012036","490:4900012043","490:4900011101","490:4900011019","490:4900009525","490:4900011161","490:4900011840","490:4900011365","490:4900011961","490:4900011178","490:4900008224","490:4900011632","490:4900010769","490:4900009526","490:4900009442","490:4900011777","490:4900011643","490:4900008776","491:4910005159"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.014495091224566464,0.009629919886666335,0.005345002858744136,0.003482256792311172,0.003373872795778613,0.0027454160697773762,0.0023257570049359153,0.001933896985896485,0.0017983493648042951,0.0016397345799076255,0.0015291486267794629,0.0014549966258369253,0.000747616284791219,0.00044511549401583746,0.0003940506906966158,0.0003373983707385366,0.0003069763906574579,0.00026251036114508354,0.0002516538722241196,0.00021499598274621836,0.00020854358413989246,0.00017499741236316594,0.00017292227643968125,0.00014591430300389463,0.00012156937171984738],"twin_dists":[0.3779300817837494,0.39576063199560735,0.42010304291065115,0.4369682929770401,0.43818712770802337,0.44605118570173374,0.4522806884608212,0.45911019406643033,0.4617722436734356,0.4651327757314863,0.4676579629527035,0.4694473801031373,0.4927918190689649,0.5102324412818425,0.5142449492900546,0.5193110981912088,0.5223712594618812,0.5273998089416413,0.5287488796231279,0.5337475243718718,0.5347096048107778,0.5402135308492918,0.5405858670663336,0.5458589652160792,0.5514705484053654],"n_dims_used":45,"mean_confidence":0.891129387749566},"coverage":{"mean_confidence":0.891129387749566,"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}}