{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011285","490:4900011619","490:4900010561","490:4900008288","490:4900010895","490:4900010806","490:4900010890","490:4900011420","490:4900008514","490:4900011127","490:4900010898","490:4900011207","490:4900009392","490:4900008512","490:4900008513","490:4900011279","490:4900010804","490:4900012082","490:4900009597","490:4900011744","490:4900011212","490:4900008289","490:4900010640","490:4900011878","490:4900010968"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5423630180631699,0.535656853796541,0.5338718779139752,0.3984875959775057,0.39760617169787305,0.38289071773927774,0.3757795082111629,0.36948993918654255,0.35474214690717126,0.3498682117630051,0.34961832913630225,0.33893422136542734,0.33765107580018827,0.3331836303215449,0.3268809014789001,0.2997261695195571,0.29329413801941767,0.29318653202212347,0.2909317269605021,0.2879107889088158,0.287408538117192,0.2850544039811482,0.28457130832321614,0.2761916118531766,0.2720932384854084],"twin_dists":[0.143664869207152,0.1451182815900712,0.14550573232303138,0.1761778807197906,0.17638975888250052,0.17995989925680375,0.18170853852620034,0.18326866506701994,0.18697994350672215,0.1882238225296113,0.18828783815182984,0.1910479071706162,0.19138249425024212,0.19255280125072874,0.19421854738821814,0.20160988465095203,0.2034167248948371,0.20344715064754193,0.20408623012648353,0.20494709370184103,0.20509074036079783,0.2057660508390034,0.20590504640941587,0.20833911391026963,0.2095459940826898],"n_dims_used":45,"mean_confidence":0.9178076850043403},"coverage":{"mean_confidence":0.9178076850043403,"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}}