{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001574","496:4960012057","490:4900002630","490:4900002178","490:4900001999","490:4900000788","470:4700003671","490:4900003895","470:4700005088","490:4900002653","490:4900002333","490:4900001572","496:4960000407","490:4900001722","490:4900004038","490:4900003896","493:4930006520","490:4900001724","490:4900003595","496:4960011552","490:4900001862","490:4900007986","490:4900001201","470:4700006924","490:4900004149"],"twin_admin_codes":[490,496,490,490,490,490,470,490,470,490,490,490,496,490,490,490,493,490,490,496,490,490,490,470,490],"twin_sims":[0.5592451890112975,0.38403035042847317,0.3583083116059458,0.33649579840947136,0.32614398141979667,0.3213240636864351,0.3070325984244823,0.3059781630113371,0.30325571726966216,0.3011002123931241,0.29565539127555474,0.29048880482809764,0.28738771862136725,0.28543094311590167,0.28504760476636976,0.28460889495446734,0.28050596524799337,0.27789499501178233,0.27494517281202857,0.27165844652590565,0.26480457894580856,0.2647759525191206,0.2645788095940037,0.26432710698859646,0.2615415516062663],"twin_dists":[0.1400197900361841,0.17968112478142062,0.18607542147887862,0.19168432627744325,0.1944144583941984,0.19570194518139114,0.19958470895733807,0.19987523613057553,0.20062803627105247,0.2012268565328649,0.20275073233529792,0.20421211315073323,0.205096698101593,0.20565781180799217,0.20576800611509993,0.20589422694594123,0.20708040337693304,0.20784073150294324,0.20870499341305015,0.20967468442853324,0.2117203649058108,0.21172897764607443,0.21178830717987007,0.2118640963806691,0.21270587323945944],"n_dims_used":45,"mean_confidence":0.9176348368326823},"coverage":{"mean_confidence":0.9176348368326823,"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}}