{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950001607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001491","497:4970001568","480:4800000521","495:4950001437","497:4970001071","495:4950001001","495:4950001208","497:4970000488","495:4950001270","480:4800001125","495:4950001432","495:4950001431","497:4970001253","480:4800001597","480:4800001167","497:4970001010","480:4800000909","497:4970001726","480:4800001109","480:4800000908","480:4800001066","497:4970001005","480:4800001166","480:4800001068","497:4970000113"],"twin_admin_codes":[497,497,480,495,497,495,495,497,495,480,495,495,497,480,480,497,480,497,480,480,480,497,480,480,497],"twin_sims":[0.004812421408881351,0.0001521396245671071,0.00012291820181459264,0.00012038127083445867,0.00010687591795071335,0.00009771215213624706,0.00007924646292212852,0.00006484342080689011,0.0000590791846545866,0.000047489044321845536,0.000038641083995488575,0.00003659584566088896,0.000030006385561855585,0.0000283267618035253,0.000028002163342864676,0.000025765492775882885,0.00002368794347613445,0.0000231562901477598,0.000016772890877417438,0.00001341859172966557,0.000013379458277717676,0.000011374181756321209,0.000011372333019418447,0.000010842732200145427,0.000009708807903598309],"twin_dists":[0.424296388494121,0.5445664316466907,0.5511329556031758,0.5517708565849581,0.5553965804676455,0.5581123838889043,0.564407320375031,0.570370396849855,0.5731169061702847,0.5795083892583655,0.5854788701913733,0.5870434813536272,0.5927201927442234,0.5943571800825801,0.5946841671119103,0.5970406447237734,0.5994110524986666,0.600049481735724,0.6090475572032088,0.6151958392956846,0.615275911412543,0.6197113150648405,0.6197157393892084,0.6210123644594554,0.6240054084668768],"n_dims_used":45,"mean_confidence":0.9065278795030381},"coverage":{"mean_confidence":0.9065278795030381,"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}}