{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013183},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013300","490:4900012242","490:4900013118","490:4900012306","490:4900000985","490:4900013087","490:4900012298","490:4900012661","490:4900012728","490:4900000863","490:4900012231","490:4900012668","490:4900012232","490:4900012726","490:4900013125","490:4900000639","490:4900012444","490:4900013193","490:4900012859","490:4900013053","490:4900013363","490:4900013086","490:4900013126","490:4900013019","490:4900013051"],"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":[0.20317003281743642,0.17750128504886145,0.1211551323075125,0.07371788764992093,0.066027761507563,0.05903369658118939,0.054884775074070004,0.05180157417627714,0.04604013325007766,0.04576856882357464,0.042436893466683646,0.03552402257086816,0.034228623199542674,0.034106074341321464,0.03342707473882796,0.03220158360793395,0.030286786058711268,0.02999028905098613,0.029378794379667183,0.029322696257771126,0.0291938846122395,0.028151491754668787,0.023261264372709596,0.02186079689064685,0.021210693474945374],"twin_dists":[0.23186957831097915,0.24149513490931812,0.2668396721356436,0.29658680027408,0.3027875422889785,0.30896192630668723,0.31291501382364995,0.3160161333115383,0.3222479844322532,0.32255749056954003,0.3264858196890205,0.33554632122451505,0.33740847150038256,0.33758772795988673,0.33859098759867934,0.3404465732993628,0.34347044891709144,0.3439532351082305,0.34496199913410136,0.3450554421699237,0.34527058670657224,0.3470422702295065,0.356195587051671,0.359123992335615,0.3605391471588426],"n_dims_used":45,"mean_confidence":0.9106139289008246},"coverage":{"mean_confidence":0.9106139289008246,"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}}