{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004639","489:4890004549","489:4890004594","489:4890004595","489:4890004410","489:4890004554","489:4890004463","489:4890004598","489:4890004674","489:4890004502","489:4890004364","489:4890004597","489:4890004249","489:4890004592","489:4890004197","489:4890003702","489:4890004677","489:4890005271","489:4890004638","489:4890004550","489:4890004673","489:4890004457","489:4890004509","489:4890004818","489:4890004312"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8109653848604259,0.8016550437655457,0.7843129560093435,0.7734050015266443,0.756385246267522,0.7424665827659348,0.734593196401586,0.7325183178610182,0.7294511368389133,0.7265865322196224,0.7143494969749573,0.705179015177621,0.6805535459470641,0.6795704699186323,0.6769984641224854,0.6744438453058256,0.6743750869620646,0.6329143730690057,0.6319567742342302,0.6291344496106274,0.6127552116558574,0.6101839067723002,0.6085746284516019,0.6051483282803807,0.6044295426537748],"twin_dists":[0.08407402797982712,0.08635957790048615,0.09053046623367383,0.09310332923801203,0.09705099896156856,0.10022699792017888,0.10200537807764391,0.10247202907363492,0.10316039258329011,0.1038017636740982,0.10652605109510904,0.1085526340505913,0.11394201555082298,0.11415580940292089,0.11471472778168966,0.11526927581120719,0.11528419371409165,0.12422141846003858,0.12442684646872385,0.12503214512204025,0.12854159681167848,0.12909221961629422,0.12943681709739355,0.13017048206117515,0.13032439463460369],"n_dims_used":45,"mean_confidence":0.9203569200303819},"coverage":{"mean_confidence":0.9203569200303819,"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}}