{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003510","490:4900004619","490:4900007044","490:4900007167","490:4900007041","490:4900006555","490:4900004753","490:4900006677","490:4900004612","490:4900004343","490:4900004203","490:4900006914","490:4900003509","490:4900004748","490:4900007043","490:4900004895","490:4900012107","490:4900010401","490:4900006676","490:4900004480","490:4900006070","490:4900010655","490:4900010488","490:4900010573","490:4900004894"],"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":[0.05528856098023413,0.0530649454196823,0.04719169629799839,0.04194464891872068,0.025545348094580842,0.02188268890308358,0.02141550044431516,0.010320501245090239,0.00988595440664745,0.009843569884537948,0.008443191402738668,0.007237510294670561,0.004803745671988788,0.004580641838905131,0.0038802085605995477,0.002655352438475287,0.00235553392473474,0.001920108673019599,0.0018262832294928964,0.0016984305884558302,0.0016638407923328681,0.0015196886364657128,0.001407467363199447,0.0012418533777313002,0.001013172822712797],"twin_dists":[0.3125196450734317,0.31472737928068856,0.32095227663442366,0.3270880344482282,0.35173214951711357,0.3590769775964558,0.36008929708095105,0.39279777872546173,0.39464069019405745,0.3948242874390766,0.4013266624170066,0.40775120738614945,0.4243681144155754,0.42625416731265553,0.43277119463537306,0.4473107327699097,0.4518059902336958,0.45937300117213514,0.46120887784965664,0.4638556227999188,0.46460323362395184,0.4678817336963312,0.4706391730333786,0.47510460341766003,0.48227587509942],"n_dims_used":45,"mean_confidence":0.8967970106336806},"coverage":{"mean_confidence":0.8967970106336806,"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}}