{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000033","490:4900001092","490:4900000032","490:4900000291","490:4900000181","496:4960009284","490:4900000615","490:4900000157","490:4900000095","478:4780008115","490:4900000051","490:4900000069","496:4960007563","490:4900000349","490:4900000418","490:4900000523","490:4900000037","490:4900000267","490:4900000019","496:4960009283","490:4900000199","478:4780008113","490:4900002508","490:4900000616","490:4900000518"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,478,490,490,496,490,490,490,490,490,490,496,490,478,490,490,490],"twin_sims":[0.5564024248375113,0.45068717580066553,0.3871443333796114,0.376463750141072,0.3469497154321589,0.33329056815598024,0.3161838334007138,0.314780617456503,0.3103849418634245,0.3099030608342333,0.30894410072875605,0.2897685781624037,0.2884668556340229,0.28093183570760094,0.277676922354824,0.26241152655585803,0.25618818687195916,0.25065827331337187,0.24444342601112165,0.23501830274579835,0.23397868214870754,0.2300166367592947,0.22739532256396072,0.2262201366628785,0.21928048014939663],"twin_dists":[0.14063235766977952,0.16396949038984537,0.17892139320751735,0.18153958945902343,0.18897299539494722,0.1925246882243815,0.1970869614947316,0.1974672571184075,0.19866483949661348,0.19879671347060685,0.1990594975351362,0.20441705330866428,0.20478823017802117,0.20695679603393802,0.20790443179598242,0.21244237237591196,0.21433957503708068,0.21605000420658432,0.21800131058955174,0.2210227120922776,0.2213607880593087,0.22265833301573695,0.22352491716138667,0.2239155710041151,0.22625042534624867],"n_dims_used":45,"mean_confidence":0.9172232733832465},"coverage":{"mean_confidence":0.9172232733832465,"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}}