{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002013","499:4990001738","499:4990001365","472:4720001976","499:4990001464","499:4990001643","472:4720002420","472:4720002099","499:4990002103","499:4990001650","472:4720001783","472:4720001787","499:4990001743","472:4720002087","499:4990001462","472:4720002228","472:4720002286","472:4720002350","472:4720001532","472:4720002027","472:4720002097","472:4720002234","472:4720002354","472:4720002029","472:4720002489"],"twin_admin_codes":[499,499,499,472,499,499,472,472,499,499,472,472,499,472,499,472,472,472,472,472,472,472,472,472,472],"twin_sims":[0.9394778366328828,0.9382890054536382,0.9029016793187488,0.8887068479205786,0.884831843667812,0.8769858996117139,0.8643744707350586,0.8400838133178496,0.8339425239935002,0.8112741584853339,0.8093267612227958,0.8062383189082951,0.8046488645874059,0.7967390582036935,0.7798925266036952,0.7619037402785503,0.7584327468872827,0.7579138035056278,0.7442401879436982,0.7384054856306974,0.7160129610188235,0.6951345248817802,0.6742799949082303,0.6722022334611566,0.6720507460832462],"twin_dists":[0.045892230588154954,0.04635528453048705,0.058700283873902685,0.06308955914403244,0.06424723236616016,0.0665445150560154,0.07012000157970566,0.07667075527322734,0.07826827441871938,0.08399762004825721,0.0844788438812977,0.08523881348225719,0.08562842514503649,0.0875527563453116,0.0915774757015327,0.09577925242819296,0.09658002533097636,0.0966994910716932,0.09982465406191197,0.10114582492279636,0.1061571227176201,0.1107593950227299,0.11530482433974454,0.11575541052856064,0.1157882480398368],"n_dims_used":45,"mean_confidence":0.9274142795138889},"coverage":{"mean_confidence":0.9274142795138889,"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}}