{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003953},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003952","489:4890003956","489:4890004018","489:4890003955","489:4890004017","489:4890003954","489:4890003885","489:4890004079","489:4890003948","489:4890004019","489:4890003887","489:4890004033","489:4890004016","489:4890004356","489:4890004212","489:4890004629","489:4890003886","489:4890003702","489:4890003778","489:4890004360","489:4890004728","489:4890004010","489:4890004306","489:4890004034","489:4890005033"],"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":[0.9982981725479683,0.9290628374708324,0.9119067128250138,0.8687378007245656,0.8529861047331118,0.8486323862473344,0.8459229658809954,0.819629418339162,0.7940539211531621,0.7890741600022719,0.7567284310259443,0.7357089191381325,0.7261956268675068,0.7261015867024007,0.7240544508900436,0.7191460841400983,0.7183319118981616,0.7150493108149354,0.7074740304915331,0.7046813935224214,0.7042373921593389,0.7013858834019747,0.6872498990997085,0.6866240546475985,0.6829696446865884],"twin_dists":[0.007580214778681491,0.04982135063867607,0.055775787512802516,0.06889812162036853,0.07324092546011482,0.07441007585935201,0.0751314604267572,0.08191425347567423,0.08820072939080119,0.08939572766674188,0.09697212918264131,0.1017541086617448,0.10388917370352077,0.10391019799325682,0.10436749371360131,0.10546108500566911,0.10564210561350332,0.10637089551583798,0.1080465749059276,0.10866226703669729,0.10876005871611592,0.10938748646034128,0.11248319785160155,0.11261973350708758,0.11341618032804301],"n_dims_used":45,"mean_confidence":0.9198126051161024},"coverage":{"mean_confidence":0.9198126051161024,"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}}