{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650000002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650000003","494:4940004078","494:4940003958","483:4830000280","494:4940004436","494:4940004797","494:4940004435","494:4940003957","494:4940002137","494:4940003956","494:4940002028","494:4940003260","494:4940002245","494:4940003719","494:4940004439","494:4940002809","494:4940004796","494:4940002813","494:4940001821","494:4940003256","494:4940002241","494:4940006123","494:4940001388","494:4940002240","483:4830000226"],"twin_admin_codes":[665,494,494,483,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,483],"twin_sims":[0.4746758616593167,0.01554554687206658,0.011569131407806644,0.010257401618990426,0.010206100645441262,0.009304140758008455,0.008560458985641149,0.00809089063726057,0.007466297290384428,0.005920931692454631,0.005899300379696978,0.005867605356868948,0.005548316396817931,0.0050014202239422115,0.004723450945888213,0.0036400227459190424,0.0034403194723773805,0.0034223799294835337,0.0033103672416872165,0.003217770225884119,0.0031261376196446335,0.0030870897084219607,0.0030864638727195015,0.0027075429821265488,0.002562039840271892],"twin_dists":[0.15854511266849036,0.3747945063541562,0.38786248895455244,0.39306104194345204,0.3932761444257502,0.3972247122343458,0.40074651764697056,0.4031140259424491,0.4064617522112354,0.4159740731706375,0.41612245862464947,0.41634076804192893,0.41860143958444285,0.422762238051839,0.42503757450953594,0.4352545505627611,0.4374357414738942,0.4376372905303043,0.43891797860466564,0.4400068905410052,0.44111299478869104,0.4415933668142898,0.4416011110123794,0.44657616593717436,0.4486576722780085],"n_dims_used":45,"mean_confidence":0.916723124186198},"coverage":{"mean_confidence":0.916723124186198,"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}}