{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003792","489:4890004161","489:4890003793","489:4890004045","489:4890003730","489:4890004162","479:4790001474","489:4890004046","489:4890003608","489:4890003729","489:4890003918","489:4890003733","479:4790001706","479:4790001629","489:4890003920","479:4790001630","479:4790000364","489:4890003612","489:4890003922","479:4790001627","489:4890003853","479:4790001707","479:4790002056","479:4790001121","489:4890003611"],"twin_admin_codes":[489,489,489,489,489,489,479,489,489,489,489,489,479,479,489,479,479,489,489,479,489,479,479,479,489],"twin_sims":[0.9286333317315756,0.924028618717576,0.9026614064852168,0.8918241626956641,0.8819381373448266,0.8743103860794964,0.841918974265381,0.8372958222423553,0.8260776986720738,0.8218247828368498,0.8167100703387182,0.8152169036012303,0.7969172986101241,0.7953148328446515,0.77803782432312,0.767308902581193,0.7587570443578945,0.7566133712813152,0.7505824859735075,0.7467960998361702,0.73775537861235,0.7372715273070893,0.7259465903488915,0.7122203027140984,0.6991635031186939],"twin_dists":[0.04997765667701348,0.05162808517065221,0.05877671088243489,0.062146344817994026,0.06510155155969635,0.06731454528532217,0.0761891828338226,0.07739862183760399,0.08028437929692056,0.08136158602951796,0.08264572324856462,0.08301836115063174,0.08750965148199756,0.08789677068628392,0.09201497688589898,0.09452611322081636,0.096505335411386,0.09699857505631646,0.09838037006197192,0.0992436708106585,0.10129260459705872,0.10140179335553806,0.1039448467432,0.10699766234185051,0.10987575884004747],"n_dims_used":45,"mean_confidence":0.9174518161349826},"coverage":{"mean_confidence":0.9174518161349826,"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}}