{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001605},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007203","479:4790002477","466:4660006928","470:4700008483","468:4680002209","466:4660008785","479:4790003304","481:4810005397","498:4980002464","470:4700008943","470:4700008905","466:4660008291","499:4990002204","489:4890002117","472:4720001162","470:4700006837","466:4660009788","488:4880004791","466:4660001997","496:4960001949","470:4700007216","496:4960006171","481:4810005347","470:4700000044","496:4960011353"],"twin_admin_codes":[470,479,466,470,468,466,479,481,498,470,470,466,499,489,472,470,466,488,466,496,470,496,481,470,496],"twin_sims":[0.10926704075206822,0.09161413024220168,0.08939792641131411,0.08542684920801102,0.0720722732461157,0.06609791254008097,0.06513618093361676,0.060464475054032164,0.057968118328635375,0.05256090683810373,0.050732107191976704,0.04619477791873901,0.04522112647761629,0.04515359200906397,0.04399471834063113,0.042911793187947536,0.042840724236311106,0.04179704977172747,0.04093473645526282,0.03993961214041388,0.03986386783035501,0.03957104546468448,0.03847575164695986,0.03831876403762087,0.03558529575482684],"twin_dists":[0.27329002217979,0.2839574174010258,0.28540832665131816,0.28808110119914265,0.2978679714998485,0.3027283821743345,0.3035439403193946,0.30765176003561945,0.3099547685419118,0.3152384576923083,0.31712766515178015,0.3220724162443077,0.32318612618081505,0.32326411838411806,0.3246179329378668,0.3259103720394517,0.3259961460052461,0.32726976792260054,0.3283424451676275,0.32960428842045164,0.3297014174755438,0.33007838457988936,0.3315096629159913,0.3317176235213988,0.3354596798527472],"n_dims_used":45,"mean_confidence":0.9178220113118489},"coverage":{"mean_confidence":0.9178220113118489,"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}}