{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003392","489:4890003092","489:4890001847","489:4890002920","489:4890003018","489:4890002941","489:4890003162","489:4890003583","489:4890002107","489:4890002928","489:4890003000","489:4890003160","489:4890003338","489:4890003244","489:4890001930","489:4890002012","489:4890002264","489:4890003263","489:4890002279","489:4890001999","489:4890003461","489:4890002108","489:4890001916","489:4890002165","489:4890002609"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7756418370336005,0.7132405091040804,0.7035508014024849,0.6427680044203102,0.6142808408660464,0.5614054343945304,0.5587894861790518,0.5482975982796763,0.51697809254838,0.5021096232667265,0.4734665774888986,0.46873056031124893,0.46370170721594983,0.44945819519060104,0.44387141092906635,0.44333464077520524,0.404292567103457,0.4004060878133545,0.39487488774814716,0.39007735147159284,0.3759164728955954,0.369183844496853,0.3603412616900245,0.3456298505803381,0.3439621126422242],"twin_dists":[0.09257863322251288,0.10677177343497399,0.10891122927016891,0.1221057001318732,0.12821487496117678,0.13955458575135404,0.14011795636091873,0.14238142789944538,0.14918670310169985,0.15245038970732933,0.1588162620587502,0.15988041803956168,0.1610143862088528,0.16425014731975376,0.16552964493043745,0.16565289982141,0.17478775496495286,0.17571744820582205,0.1770476814920258,0.17820845246870323,0.18167470796823293,0.18334492602506755,0.18556185210164003,0.18931289280762195,0.18974336042020834],"n_dims_used":45,"mean_confidence":0.9178660074869792},"coverage":{"mean_confidence":0.9178660074869792,"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}}