{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000471},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000473","487:4870000472","487:4870000352","487:4870000668","487:4870000667","487:4870000351","487:4870000463","487:4870000462","487:4870001843","494:4940007671","487:4870000593","487:4870001723","494:4940007033","487:4870000817","487:4870001842","487:4870000348","490:4900013042","466:4660006860","490:4900013216","494:4940007037","487:4870000586","494:4940006923","487:4870001725","487:4870000592","490:4900012909"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,494,487,487,494,487,487,487,490,466,490,494,487,494,487,487,490],"twin_sims":[0.5541758400627231,0.472450007681617,0.4670263174875821,0.39913392984285545,0.3903944318763588,0.3828403207092104,0.36430172488495594,0.25652602897168364,0.25115983595788255,0.2208440624794639,0.20452663702560817,0.18752167379935103,0.17998542363511938,0.16366887836357352,0.16352086700437132,0.15782169808834562,0.13739563241624067,0.13287421016438736,0.13136044310189612,0.12270030554739661,0.11885108580996653,0.11873082050190817,0.11274924746549186,0.10596752648048542,0.10568824389540664],"twin_dists":[0.1411124694695272,0.15904437790969816,0.16026424046867024,0.17602264994737618,0.17813152962144005,0.17997223643260846,0.18456556929695034,0.21423584156871253,0.21589388391680378,0.22572009733511725,0.23138495354338512,0.2376284960680721,0.2405224600205911,0.2470969159425324,0.24715866800848038,0.2495679026911426,0.25876595735871216,0.26093800653191473,0.2616776106655619,0.2660373824488312,0.26805061891409976,0.26811431845704964,0.2713468738583893,0.2751759713864243,0.2753376876056288],"n_dims_used":43,"mean_confidence":0.9122699471407159},"coverage":{"mean_confidence":0.9122699471407159,"n_dims_used":43,"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}}