{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002817},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002472","489:4890001908","489:4890002403","489:4890001735","489:4890002151","489:4890001654","489:4890002475","489:4890002582","489:4890003332","489:4890003068","489:4890001903","489:4890003428","489:4890003445","489:4890001982","489:4890002072","489:4890002330","489:4890002816","489:4890002556","489:4890002652","489:4890002238","489:4890002240","489:4890003053","489:4890002160","489:4890003552","489:4890003489"],"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":[0.929259058901564,0.9096050095977307,0.8760864576867976,0.8560854141535829,0.8412889172760062,0.8194859940417548,0.803492397040072,0.8020021401039029,0.7970448686425083,0.7939740318664762,0.7879420020546926,0.7211108163241774,0.7180912022411168,0.7048324722287638,0.689226578512737,0.6811889580771556,0.679469843143614,0.6773705167139025,0.6684486169906959,0.6671638310623351,0.6627342106798733,0.6549464105362583,0.6518868562217435,0.6504124846058631,0.6480561504282044],"twin_dists":[0.04974980228530951,0.056534896613696234,0.06680410775406062,0.07240083327568811,0.07635474262154764,0.08195028112384664,0.08591127266342961,0.0862749880161114,0.08747879339710314,0.08821996865898632,0.0896662326678748,0.10502381427949577,0.10569560413995666,0.10862898580840485,0.11205168711891397,0.11380378060271848,0.1141776879899319,0.11463391522350502,0.11656852011181124,0.11684657414163901,0.11780428695888896,0.11948479126645341,0.12014397655822502,0.12046144356940756,0.12096857707859492],"n_dims_used":45,"mean_confidence":0.9141059027777778},"coverage":{"mean_confidence":0.9141059027777778,"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}}