{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002255","490:4900003967","490:4900003537","490:4900002850","490:4900003672","490:4900004524","490:4900004111","490:4900002556","494:4940008071","490:4900009666","494:4940007542","490:4900003000","494:4940007122","494:4940007855","490:4900009051","490:4900009814","490:4900010348","490:4900002256","490:4900008955","490:4900011419","490:4900010635","490:4900005076","490:4900009868","490:4900011747","490:4900007947"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,494,490,494,494,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.19032622994748782,0.15162597427232075,0.14848128875489106,0.10996519359840656,0.09142897707784728,0.06490217092254118,0.05152266944060105,0.046803598173963984,0.04466256210281797,0.04386540631374415,0.037603146572942274,0.03355878857590154,0.03080775926610707,0.030303754286937122,0.029613633058418562,0.02779972860299203,0.02589862046876252,0.025320258363716163,0.025167906852090378,0.025113675255907093,0.024239101310803805,0.022016194201343164,0.02089407236959988,0.020385547215059273,0.020321337641801683],"twin_dists":[0.23657240734745658,0.2522601541284483,0.2536576300951588,0.2728966404699332,0.2840775637309786,0.30374386967646216,0.3163041550553631,0.32138596902375594,0.3238341451713417,0.3247708480191059,0.33267483886413274,0.3383950233749607,0.34263187321738275,0.34344294228723715,0.3445724812962539,0.3476528746194607,0.35107289235762457,0.35215631773431194,0.3524452676453199,0.3525484881633608,0.35424028594482543,0.3587911465604556,0.3612420881784332,0.36239073931885857,0.36253754569329144],"n_dims_used":45,"mean_confidence":0.923097652859158},"coverage":{"mean_confidence":0.923097652859158,"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}}