{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003701","477:4770003596","499:4990001194","477:4770003756","477:4770003753","477:4770003654","499:4990000387","499:4990000201","499:4990000602","499:4990000540","499:4990000590","477:4770003533","499:4990000905","499:4990000335","477:4770003655","499:4990000675","499:4990001192","477:4770003802","499:4990001666","499:4990000283","499:4990001500","499:4990000748","499:4990003028","477:4770003921","499:4990001293"],"twin_admin_codes":[477,477,499,477,477,477,499,499,499,499,499,477,499,499,477,499,499,477,499,499,499,499,499,477,499],"twin_sims":[0.8180122882629118,0.7854327005573272,0.7789133033834094,0.7766200348763511,0.7741936599020137,0.7729471890242092,0.7691428278841881,0.7364182523059241,0.7334619337289404,0.7255490787111543,0.7234255666158537,0.7117054320240953,0.7102279104496505,0.7099960906960934,0.7024719397536149,0.6729831090286196,0.6724566880898678,0.6717523431167107,0.6667871864136472,0.6614327979107523,0.6600783038183785,0.6586229519022667,0.6577800671831839,0.652017507896273,0.6505905793391117],"twin_dists":[0.08231992110758223,0.0902642640240198,0.09180859227170944,0.09234871769466885,0.09291849841873258,0.09321054082979037,0.0940991694239913,0.10159423680718342,0.10225990533679848,0.10403368975648083,0.10450783282651416,0.10711160414008702,0.10743836796467096,0.10748960787144432,0.1091486427786302,0.11558611173961485,0.1157002487700878,0.11585292646451624,0.11692806374819222,0.1180853936488543,0.11837784289442768,0.11869193229037708,0.11887377810000645,0.1201158383921712,0.12042310185696554],"n_dims_used":45,"mean_confidence":0.9257534450954861},"coverage":{"mean_confidence":0.9257534450954861,"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}}