{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004543},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003184","490:4900002290","490:4900003046","490:4900002749","490:4900002139","490:4900004420","490:4900003994","490:4900002134","490:4900003036","490:4900003310","490:4900003037","490:4900003311","490:4900004400","490:4900001984","490:4900002890","490:4900004008","490:4900002586","490:4900002895","490:4900001282","490:4900002143","490:4900004671","490:4900004404","490:4900003714","490:4900003844","490:4900004963"],"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":[0.8006327691983847,0.7620566940822134,0.684528173679843,0.676902927402777,0.6739034072507638,0.5849564421379052,0.5817868059077118,0.577171178376449,0.5688223012975334,0.5516486766673606,0.5412310347504341,0.4887386008071348,0.4770130924981443,0.4499935341674218,0.4200783995911619,0.38867157107398925,0.3817489866461471,0.3801105750893781,0.3639765750666095,0.35656841146828006,0.35307554841083516,0.34786849379754475,0.34669789725734884,0.34653284973902304,0.34294744416074163],"twin_dists":[0.08660844583647805,0.09574389562402126,0.1130766789034328,0.11473547703752573,0.11538651896837543,0.1344960391146518,0.13517572367401948,0.13616600015193872,0.13795913285837252,0.1416577523654868,0.14390996190936536,0.15540799722278048,0.1580216933331592,0.16412785908488706,0.17105154535927464,0.17854984506380275,0.18023958601278536,0.18064164718551215,0.18464715558941258,0.1865161474910377,0.18740427037094062,0.18873679029585322,0.1890377919154028,0.18908027455030335,0.1900058038979542],"n_dims_used":45,"mean_confidence":0.923229471842448},"coverage":{"mean_confidence":0.923229471842448,"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}}