{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003805","489:4890003622","489:4890004384","489:4890003870","489:4890004056","489:4890004047","489:4890004120","489:4890003869","489:4890004109","489:4890004003","489:4890004567","479:4790002058","489:4890004131","489:4890004048","489:4890004841","489:4890004224","489:4890004477","489:4890003624","479:4790001973","479:4790002057","489:4890004750","489:4890004235","489:4890004433","479:4790002651","479:4790001733"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,479,479,489,489,489,479,479],"twin_sims":[0.9416837613230961,0.9282106038254138,0.9082788766480218,0.904475531005411,0.8953976527029665,0.8822118374331037,0.8762174362833757,0.8759795365859941,0.8342272958475788,0.8309813606221942,0.8244160159034095,0.8205925538662339,0.8187810143576085,0.8106933432079814,0.797126651377351,0.7953694622930798,0.7903107893383001,0.7802302434030371,0.7690827171081289,0.7417433555586651,0.7365949451082968,0.7251243186257049,0.7248041709020133,0.724158221846139,0.7237970967421865],"twin_dists":[0.045021987359825585,0.05013109052591934,0.05696852701750854,0.05819769160300458,0.06105133033072042,0.0650211074605963,0.0667663515633032,0.06683491744528841,0.07819466167331177,0.07903114174752082,0.08070631017704849,0.08167206943511443,0.08212723112269063,0.08414131294436791,0.08745900773427799,0.08788358872116873,0.08909976831993653,0.09149769972654881,0.09411317793217779,0.10039087473619324,0.10155439803012302,0.10412859270536814,0.1042001019898925,0.10434433021766817,0.10442493181636238],"n_dims_used":45,"mean_confidence":0.917280748155382},"coverage":{"mean_confidence":0.917280748155382,"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}}