{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001562","489:4890001147","489:4890001567","489:4890001334","489:4890001027","489:4890000964","489:4890001212","489:4890001563","489:4890001028","489:4890001148","489:4890001565","489:4890001277","470:4700006039","489:4890001644","489:4890001891","489:4890000788","489:4890001987","489:4890000965","489:4890001210","489:4890000791","489:4890001343","489:4890000733","489:4890000519","489:4890001646","470:4700006863"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,470],"twin_sims":[0.9194688350685356,0.8672201617967127,0.8602270235002308,0.8468224627602156,0.8433636858960772,0.7994226705714288,0.7955791991321305,0.7761206148949974,0.7751024522493234,0.7642514667579875,0.762789787871898,0.7601581933741216,0.7520085861693085,0.7441853311001143,0.7373415891254598,0.7369827401771615,0.7355002545759647,0.7350127890553035,0.7303744689270044,0.727301285665505,0.672502897090631,0.6666783848311838,0.6578877071636009,0.6414198398738934,0.640954965933432],"twin_dists":[0.053219747026358594,0.06932485518741305,0.07126759833058784,0.07489248394882483,0.0758086617041418,0.08690252656137656,0.08783296972243777,0.0924661365428488,0.09270529000862747,0.09523589072769813,0.0955743507187582,0.096182333813688,0.09805438423277005,0.09983710828071204,0.10138598563616875,0.1014669408939464,0.10180111968441379,0.1019109105082951,0.1029533509228674,0.10364186937892621,0.1156902308043855,0.11695160169762471,0.11885055814286202,0.12239539538636551,0.12249527013415373],"n_dims_used":44,"mean_confidence":0.9138119437477805},"coverage":{"mean_confidence":0.9138119437477805,"n_dims_used":44,"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}}