{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002984},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003227","498:4980003239","498:4980001830","498:4980003171","498:4980003170","498:4980002830","500:5000010216","498:4980003286","478:4780001735","498:4980003656","484:4840005962","498:4980002510","498:4980003282","500:5000009312","500:5000008534","498:4980003054","498:4980003056","498:4980001434","500:5000010426","468:4680003314","498:4980000472","500:5000007425","484:4840004471","472:4720001222","498:4980000234"],"twin_admin_codes":[498,498,498,498,498,498,500,498,478,498,484,498,498,500,500,498,498,498,500,468,498,500,484,472,498],"twin_sims":[0.3841378698043458,0.2843234426530356,0.276135041049168,0.24234150769899238,0.19334967401630312,0.1920878860819042,0.1820010988659187,0.1785318020739535,0.16866486263259994,0.15961342853239263,0.1550302865400647,0.15226647055419923,0.14719874206646746,0.14588918382935942,0.1448916083570675,0.14434307411949554,0.14296542884375266,0.142337679069334,0.13955406119674618,0.13593091956534248,0.13476752456795466,0.13442759764903944,0.13365251388903235,0.13325861453686708,0.1332478137303479],"twin_dists":[0.17965484405328414,0.20597641710304815,0.20835569778246996,0.21866847971590034,0.2354460008386287,0.2359145857565813,0.2397401812847956,0.24109046645780874,0.24503578871016704,0.24880375615537734,0.2507711081667451,0.2519781410750457,0.25423385319689346,0.25482605342360953,0.2552798164580524,0.25553031319596603,0.2561625657130802,0.2564521649179469,0.2577479021466164,0.25946364381735326,0.2600218291013853,0.2601856049022618,0.26056020436656196,0.2607512026024843,0.2607564457913186],"n_dims_used":45,"mean_confidence":0.9344230651855469},"coverage":{"mean_confidence":0.9344230651855469,"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}}