{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001112","498:4980001190","498:4980001478","498:4980001577","498:4980001110","498:4980001017","498:4980000999","498:4980001480","498:4980001013","498:4980001107","498:4980000658","498:4980000923","498:4980001481","473:4730007289","498:4980001004","473:4730002804","473:4730007851","498:4980001383","498:4980000931","498:4980000355","498:4980000605","498:4980000346","473:4730007625","473:4730008142","498:4980001015"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,473,498,473,473,498,498,498,498,498,473,473,498],"twin_sims":[0.6108228191989274,0.5688838627168644,0.550879971805684,0.5391856906998341,0.5347281164742267,0.5244838930200401,0.46747444528854515,0.46410190133548845,0.46374354443183624,0.4453170418472316,0.42438033712720774,0.4222873284803436,0.41083485971749867,0.40360231175593797,0.39967941080591446,0.39795406868049177,0.3888865766006376,0.3742202697771846,0.3715391450570132,0.37039653509003534,0.3681724603986445,0.3590166767794225,0.35431267098131597,0.35029291930842654,0.3474141910588307],"twin_dists":[0.12895540542878772,0.13794590082543803,0.14182369304345946,0.14435305435831,0.14531984285034985,0.14754799931663476,0.16016326865657313,0.16092399012702246,0.1610049347195289,0.16519797873448236,0.17004386863515075,0.1705335918745956,0.1732317251510454,0.1749525776539654,0.1758917302397424,0.17630610522458617,0.17849759359300413,0.18209410020353659,0.18275892907362795,0.18304297843168985,0.18359712841090922,0.18589630351772554,0.18708919185338083,0.1881150746974833,0.18885354404027707],"n_dims_used":45,"mean_confidence":0.9255581325954861},"coverage":{"mean_confidence":0.9255581325954861,"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}}