{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010926","490:4900011161","490:4900009962","490:4900011643","490:4900012045","490:4900011840","490:4900010604","490:4900009846","490:4900007904","490:4900010163","490:4900010518","490:4900011173","490:4900010503","490:4900011317","490:4900011365","490:4900011098","490:4900010771","490:4900010232","490:4900011384","490:4900010340","490:4900011909","490:4900011364","490:4900012050","490:4900012043","490:4900009442"],"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":[0.09553746127429742,0.09048360577455854,0.07388105864988372,0.052118902444614576,0.04842787230882114,0.034233680981026915,0.029452381979823826,0.027878872327812432,0.023455121978253887,0.021451931760163925,0.015358003983824833,0.004598171110898974,0.004122027485424274,0.004015014686835617,0.003495019213523689,0.003105899208814658,0.0027407923341597343,0.0024553985730837234,0.002191867975810834,0.001997370123075497,0.001644670101652839,0.0014314803900349104,0.0013710083569421125,0.0010823458396983301,0.0010186060797679993],"twin_dists":[0.28145553443236115,0.2846940357450434,0.2964610300435138,0.3156899951827898,0.31959046419080306,0.33740108506317096,0.34483965566647695,0.3475149167413262,0.35580235850456826,0.3600096695978866,0.37534034701926217,0.42610299788966766,0.43040844517389476,0.4314380532893491,0.43682705691184115,0.441361281543411,0.44611492140146836,0.45025318295117867,0.4544865278769488,0.4579221893506275,0.46502377526199046,0.47003247932560926,0.47157885182458864,0.47996045960546674,0.4820887848137273],"n_dims_used":45,"mean_confidence":0.8912339104546441},"coverage":{"mean_confidence":0.8912339104546441,"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}}