{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002906","489:4890001990","489:4890003431","489:4890003561","489:4890003071","489:4890003430","489:4890003434","489:4890003498","489:4890003492","489:4890003551","489:4890002635","489:4890003560","489:4890002904","489:4890003565","489:4890003552","489:4890003490","489:4890002488","489:4890002808","489:4890002555","489:4890002556","489:4890002975","489:4890003435","489:4890002550","489:4890002640","489:4890003494"],"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":[0.945172589543242,0.9258043541116111,0.9249143877647791,0.9194699646556603,0.9151118795033225,0.9144126270372288,0.9114351397452225,0.8917996099681774,0.8913949782089083,0.8882560878670209,0.884747608636181,0.8824283469972971,0.8571700207250318,0.8522392477807986,0.8491989678190692,0.8392066492495729,0.8339691618243537,0.8282280251522369,0.8270090948647197,0.8254292224922737,0.8214874432550437,0.8194236115140687,0.8184499176757023,0.8114407309640342,0.8097646174036552],"twin_dists":[0.04361452671678009,0.050996982387016145,0.05131409842444388,0.05321935765954935,0.054704437868533094,0.0549396275965726,0.05593199619263182,0.06215381674261483,0.06227685536897322,0.06322505348310965,0.06427222209173991,0.06495741955079452,0.07210525554656667,0.07344238259945926,0.07425863047815995,0.07690023986772175,0.07826139048256893,0.07973632905940227,0.0800472816521738,0.08044920112126235,0.08144665643786149,0.08196594840710987,0.08221025746985135,0.08395638387546984,0.08437078319714764],"n_dims_used":45,"mean_confidence":0.9140814039442274},"coverage":{"mean_confidence":0.9140814039442274,"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}}