{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005169","496:4960006826","496:4960006160","496:4960005742","496:4960006014","496:4960001804","496:4960005020","496:4960005170","496:4960006956","496:4960001451","496:4960005008","496:4960005174","496:4960006026","496:4960006015","496:4960002447","489:4890004389","496:4960005006","479:4790000106","496:4960003827","496:4960005879","489:4890002305","496:4960006285","489:4890004800","496:4960005760","496:4960004706"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,489,496,479,496,496,489,496,489,496,496],"twin_sims":[0.6024937318276344,0.5716483131659004,0.5102874555837971,0.4576833033709994,0.45389591956151154,0.44847274401390996,0.431491061873489,0.4246971141291222,0.4152128976440708,0.40652226473197667,0.4060826305754916,0.3976250741884124,0.377664694164146,0.37723375153477534,0.3720436059871525,0.36136038206874294,0.33755354863910175,0.33716141319811693,0.32455582299818103,0.322923508556493,0.3164503183341993,0.3136040119209785,0.3109302284519759,0.3074807456778922,0.30722836189693303],"twin_dists":[0.13073891461518233,0.13735187256959608,0.15065228624634808,0.1623771650255891,0.1632380604091033,0.16447539824295362,0.1683875175462614,0.16996983695309498,0.1721965155949968,0.1742561941578362,0.1743609000302619,0.17638521281885616,0.18124342117208705,0.18134964431880846,0.18263365931350709,0.1853049558322922,0.19140795298227484,0.19151035708427452,0.19483750759302665,0.19527351944080945,0.19701484754083598,0.197786879439635,0.19851575494887339,0.19946140582910585,0.19953083389286635],"n_dims_used":45,"mean_confidence":0.9313700358072917},"coverage":{"mean_confidence":0.9313700358072917,"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}}