{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004013","489:4890004558","489:4890004134","489:4890004642","489:4890003950","489:4890003844","489:4890004511","489:4890003964","489:4890003907","489:4890003703","489:4890004075","489:4890004683","489:4890004400","489:4890004412","489:4890004243","489:4890004600","489:4890004630","489:4890004190","489:4890004763","489:4890003889","489:4890003638","489:4890003959","489:4890003951","489:4890004152","489:4890003768"],"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":[0.9480634824657088,0.9408704570958936,0.9320621627837401,0.9048789120698437,0.9044450743100713,0.9024303034581329,0.899925977725229,0.8974592185636051,0.8973028253468939,0.8851205532939225,0.8843983942280195,0.8809343967912341,0.8740843094727694,0.8642449999934696,0.8533565451630662,0.8498960449115762,0.8399184216453057,0.8376973404772267,0.8157259424692908,0.8023069029539385,0.7925565214803563,0.7760321712559584,0.767550302545312,0.7672861944686402,0.7523703272453981],"twin_dists":[0.04241702120940124,0.04534454373943977,0.04871791561331616,0.058068317669929224,0.058207450456353234,0.058850146635644834,0.05964131891757875,0.06041260798499096,0.06046124717644433,0.06416152607168214,0.06437574423202376,0.06539593010806428,0.06737931560343575,0.07015602595520778,0.0731408626313761,0.07407201831049612,0.07671405938137595,0.07729407037108123,0.0828914359472804,0.08620067688776178,0.08856096536555856,0.09248692289588173,0.09446996660960258,0.09453139403623846,0.0979716215442916],"n_dims_used":45,"mean_confidence":0.9198340521918402},"coverage":{"mean_confidence":0.9198340521918402,"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}}