{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000987},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001574","477:4770001396","477:4770001743","477:4770001220","477:4770001397","477:4770000927","477:4770001631","477:4770000747","477:4770001463","477:4770001047","477:4770000636","477:4770000589","477:4770000921","477:4770001043","477:4770001464","477:4770000635","477:4770001679","477:4770000807","477:4770000748","477:4770000808","477:4770000981","477:4770000863","477:4770001044","477:4770000584","477:4770001457"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8737782610146146,0.859951288664359,0.8205862446771399,0.8050126361385735,0.7925399582886903,0.7921651582206221,0.7881333418315483,0.7842780959553288,0.7713615866594498,0.7662537071185647,0.7476736808701286,0.7424919180182651,0.7368887474958341,0.7353700088520277,0.7281273728149009,0.7249737539305032,0.7209118846735666,0.7206276553761374,0.717628092930416,0.7170515662548711,0.713302103888542,0.702128374751889,0.7005518599933711,0.6979636244533948,0.6950631390637818],"twin_dists":[0.06746692521559285,0.07134343386190302,0.08167365731465184,0.08553934521392781,0.08856494564820015,0.08865498789499725,0.08962054618671833,0.09053874720710182,0.0935814007029552,0.09477135493919801,0.09904386302203501,0.10022125521759002,0.10148814120216378,0.101830459113747,0.1034569574045786,0.10416222552925176,0.10506811697001486,0.10513140451492377,0.10579850604065275,0.10592656202872933,0.1067581304886706,0.1092242155221964,0.10957080055576908,0.11013912328187982,0.11077503376564006],"n_dims_used":45,"mean_confidence":0.921022711859809},"coverage":{"mean_confidence":0.921022711859809,"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}}