{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650001805","665:6650001889","487:4870000874","487:4870001039","487:4870000781","487:4870001331","487:4870000864","665:6650002655","487:4870001517","487:4870000868","665:6650003409","665:6650002660","487:4870000489","487:4870001332","665:6650002733","665:6650002112","487:4870001513","497:4970003468","665:6650002667","665:6650002591","665:6650002412","665:6650003419","665:6650003775","665:6650002207","665:6650003648"],"twin_admin_codes":[665,665,487,487,487,487,487,665,487,487,665,665,487,487,665,665,487,497,665,665,665,665,665,665,665],"twin_sims":[0.5220761326715175,0.4235491553288659,0.42122744063966405,0.4037069295236191,0.3992157651192486,0.391735060073288,0.3892432635394799,0.3259314140569174,0.2959749678229986,0.2830087072059048,0.27156930435900634,0.26704499703893053,0.26375124590410426,0.2557400042529119,0.23519630247455206,0.22841946373341374,0.21629156317238785,0.21489042769969688,0.21066243854434727,0.2021710289769983,0.20181375736417784,0.19992115227214355,0.19274120112622076,0.18794977774171884,0.18483825627256295],"twin_dists":[0.1480730753238171,0.17023822779188624,0.17078197325529776,0.17492758836569008,0.17600300364782825,0.17780661948658863,0.1784109401310229,0.1944710151838356,0.20266083723183856,0.20635561189782461,0.20970108452979452,0.2110480884012429,0.2120376613212664,0.2144773219481462,0.2209649263352435,0.22318556260181677,0.22727129492796025,0.227753125133701,0.2292200625953459,0.23222787758829416,0.23235631066074838,0.23303929233779477,0.2356717001930706,0.2374665763826786,0.23864938876649006],"n_dims_used":43,"mean_confidence":0.8908419941746911},"coverage":{"mean_confidence":0.8908419941746911,"n_dims_used":43,"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}}