{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004055","489:4890004056","489:4890003622","489:4890004287","489:4890003805","489:4890004384","489:4890003870","489:4890004109","489:4890003798","479:4790002057","489:4890004336","489:4890004120","489:4890004286","489:4890004057","489:4890003624","489:4890004131","489:4890005103","489:4890004133","479:4790002058","479:4790003156","479:4790004104","489:4890003537","479:4790002482","489:4890004567","489:4890003810"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,479,479,479,489,479,489,489],"twin_sims":[0.9530151519681205,0.9185955086309274,0.909000854472224,0.8591815276399394,0.8588618231995672,0.843938026398146,0.80672646185189,0.8021967059277557,0.7953694622930798,0.7907186780652814,0.7816492072234736,0.7659525104612962,0.7650779965346001,0.7521912623582472,0.7515884830844625,0.7497420996665292,0.7366965677504631,0.7306391439295384,0.7268445571240225,0.7224019599760405,0.7213218107174818,0.7161863000763262,0.7159268804004582,0.7022034716168432,0.7010881196474746],"twin_dists":[0.040292280792690906,0.05352007593315282,0.056732781023795656,0.07155484467793292,0.07164252198597909,0.07565703695192065,0.08511895524544384,0.08622755065162356,0.08788358872116873,0.08900203534609084,0.09116212551645995,0.09484130261545626,0.09504425711180102,0.09801259353397519,0.09815046188123873,0.09857225447500864,0.1015314825084087,0.10289397352992947,0.10374405237034652,0.10473611471514534,0.10497681810995615,0.10611865466236191,0.10617622433245733,0.10920769804727663,0.10945294361793796],"n_dims_used":45,"mean_confidence":0.9172566731770834},"coverage":{"mean_confidence":0.9172566731770834,"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}}