{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000916","477:4770000580","477:4770000854","477:4770000981","477:4770000977","477:4770000979","477:4770000859","477:4770000366","477:4770000419","477:4770001043","477:4770000683","477:4770001103","477:4770000634","477:4770000863","477:4770000929","477:4770001339","477:4770000736","477:4770000747","477:4770000528","477:4770000584","477:4770000635","477:4770000480","477:4770000578","477:4770000869","477:4770001040"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9356829728907655,0.8558263524397477,0.8495803350858999,0.8494146214798846,0.8343648694660678,0.817798985456297,0.8064680540554864,0.7993014943436406,0.7945060076224536,0.7906311246570417,0.7823650130754108,0.781865568141121,0.7814586649777822,0.7760294075546451,0.7571524940513312,0.746578725707852,0.7446726712716422,0.7273303803645655,0.7236498642510518,0.7232465818939993,0.7226115167661077,0.7053554564602887,0.7039997146223564,0.7039023302458096,0.6936908496264612],"twin_dists":[0.04735650672835457,0.07247130982947318,0.07415657513531519,0.0742009323466483,0.07815908344182085,0.08237334004312115,0.08518241646544783,0.0869319447326929,0.08809181339686734,0.0890230185434845,0.09099260517973341,0.09111090285947274,0.09120722360830434,0.09248757239413789,0.09687463295005666,0.09929313668387997,0.09972644452522493,0.10363535884025193,0.10445778717216,0.10454776212971233,0.10468939416509761,0.10851375357138111,0.1088123965964026,0.10883383899538877,0.1110755498010481],"n_dims_used":45,"mean_confidence":0.9207163492838542},"coverage":{"mean_confidence":0.9207163492838542,"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}}