{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002246","493:4930004428","470:4700002694","488:4880002926","493:4930003789","470:4700001889","470:4700002684","493:4930004017","493:4930001325","493:4930003814","493:4930003617","488:4880002021","488:4880002022","496:4960000504","487:4870006820","488:4880000764","493:4930002743","493:4930003635","488:4880002478","466:4660006018","488:4880000031","488:4880001670","493:4930004593","493:4930003772","470:4700003041"],"twin_admin_codes":[493,493,470,488,493,470,470,493,493,493,493,488,488,496,487,488,493,493,488,466,488,488,493,493,470],"twin_sims":[0.41824947975082283,0.4044478741535595,0.3757937834117258,0.3287483189531888,0.3254042308910448,0.279943727561845,0.2769674481515316,0.2656221890936209,0.25446452474416037,0.24111088483396925,0.23685558625149994,0.23483123164093309,0.23245734782748084,0.2265712451469148,0.22221775119539827,0.22079439062835612,0.21248687055079368,0.2116533082017535,0.2037504225182175,0.20236238210629554,0.18817383766429488,0.1850522923121412,0.18321805367989016,0.18174639231067918,0.1800738519218968],"twin_dists":[0.17148126673216763,0.1747506873406521,0.1817050122408982,0.19372318220660398,0.19461136857110065,0.20724376531559652,0.20811188471770364,0.21147461783057447,0.21487017382338622,0.2190608302609182,0.22042762812170097,0.22108347366768066,0.2218572938596992,0.22379871528037712,0.2252562454513643,0.2257369060594939,0.22858463777644375,0.22887449532499565,0.23166197281194303,0.23215915352873084,0.2373819343207912,0.23856757892951722,0.23927084439656407,0.2398386929876657,0.24048801151639407],"n_dims_used":45,"mean_confidence":0.924887932671441},"coverage":{"mean_confidence":0.924887932671441,"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}}