{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001175","500:5000001229","500:5000001392","500:5000001231","500:5000001390","500:5000001279","500:5000001565","500:5000001176","500:5000001125","500:5000001381","500:5000002781","500:5000001442","500:5000001894","500:5000001342","500:5000001449","500:5000001395","477:4770001364","500:5000001338","500:5000001380","485:4850006672","500:5000002240","485:4850006898","500:5000002241","485:4850008043","500:5000002116"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,477,500,500,485,500,485,500,485,500],"twin_sims":[0.8655507838584144,0.7465760668997753,0.7425547269348487,0.7340234665007674,0.7319792757712569,0.7295858530760165,0.7253301396122304,0.6902110088104187,0.6869107257340566,0.6739569905989559,0.657520401720368,0.6509080453817153,0.6425887514003322,0.6419693713810041,0.610074353656417,0.6085300737123575,0.594213515465232,0.5893391164627175,0.5881404242308301,0.5830069593016569,0.5821519021173545,0.5812115745266256,0.5699283743753174,0.5611745802284032,0.5592701084298656],"twin_dists":[0.06979209654530942,0.0992937416614753,0.10020701784316653,0.10213359411280928,0.10259313066146292,0.10313019432366514,0.10408261056840092,0.11183662731452237,0.11255719780573448,0.11537489566896418,0.11892978977208243,0.12035475088103946,0.1221442227723697,0.12227732081428744,0.12911567870513185,0.12944635756857736,0.1325122791911872,0.13355663743315255,0.13381352862221538,0.13491404694564776,0.1350974200220319,0.13529910354946367,0.13772141770526722,0.13960428807149386,0.14001442228264074],"n_dims_used":45,"mean_confidence":0.9227809482150607},"coverage":{"mean_confidence":0.9227809482150607,"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}}