{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000835","500:5000001179","477:4770001260","485:4850004349","499:4990000463","499:4990001200","485:4850006964","500:5000000720","485:4850007198","485:4850007043","477:4770001263","477:4770001611","477:4770002138","485:4850000174","473:4730000967","499:4990002645","499:4990002807","477:4770001024","485:4850002384","477:4770000764","477:4770000898","499:4990002315","489:4890002522","485:4850007123","489:4890002689"],"twin_admin_codes":[477,500,477,485,499,499,485,500,485,485,477,477,477,485,473,499,499,477,485,477,477,499,489,485,489],"twin_sims":[0.5940871480627307,0.5490214105894533,0.4402218746302412,0.4017139507101504,0.38817079661533127,0.38240119199213357,0.37801643157003656,0.3776509734464394,0.34516303411906374,0.33688347672446856,0.3284482640718634,0.32407165924726516,0.32299166212624225,0.32267915132996,0.3181641137993252,0.3086771875597943,0.29773907006426503,0.29531316807849695,0.2905030800384018,0.28941271418717734,0.2818455799846952,0.28135816631294536,0.2800257849587479,0.27941933297280996,0.2779962212029593],"twin_dists":[0.13253934904607753,0.1422250569700515,0.166368804443699,0.17540413883032244,0.17867159801306562,0.18007976796027542,0.18115676504328096,0.1812468022853665,0.18943327376982386,0.19158297768459298,0.19380267219450578,0.1949667062977872,0.1952552902357317,0.19533889592141176,0.19655189188364755,0.19913272309218027,0.20216563054928088,0.2028470613717386,0.20420805420772475,0.20451842634305248,0.20669196776390816,0.2068331688541626,0.20721991058229403,0.20739631136103562,0.20781117309777694],"n_dims_used":45,"mean_confidence":0.9208752950032552},"coverage":{"mean_confidence":0.9208752950032552,"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}}