{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":478,"cluster_id":4780001034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780000650","478:4780000704","487:4870011716","478:4780001176","487:4870011603","478:4780000971","478:4780000306","478:4780001033","478:4780001257","478:4780000267","478:4780000913","487:4870011596","478:4780000436","478:4780001174","478:4780000401","478:4780000698","478:4780000220","478:4780000318","478:4780004228","478:4780000371","487:4870007983","478:4780001264","487:4870007982","478:4780001758","474:4740000250"],"twin_admin_codes":[478,478,487,478,487,478,478,478,478,478,478,487,478,478,478,478,478,478,478,478,487,478,487,478,474],"twin_sims":[0.8042866007656706,0.7952304587995149,0.6907271865725946,0.6508975870701125,0.6434864582111148,0.6427191542142167,0.62942992486822,0.6173753756870263,0.6135408415511645,0.6100118713748467,0.6073119304280782,0.605467672848406,0.5994561479954875,0.5923050601392365,0.5767488566805726,0.5631288479310416,0.5530510503641446,0.5526025001445578,0.5341563813279835,0.5313136386968491,0.516953972889832,0.5148795652691387,0.5108577023410635,0.5042128654735183,0.49877353600271324],"twin_dists":[0.08571708383394153,0.0879171278519233,0.11172381986438415,0.12035700266031676,0.12195128550660352,0.12211619849857289,0.12496878562052954,0.1275520940201447,0.1283733522486776,0.12912905828758553,0.12970719618773174,0.13010210154197285,0.13138939857160029,0.13292112536435896,0.13625664271557966,0.13918362469796067,0.14135511590793062,0.14145190123788526,0.14544395991520834,0.14606149031698604,0.14919197806016862,0.14964587485982744,0.1505271861331798,0.1519871965273684,0.15318618666188208],"n_dims_used":45,"mean_confidence":0.9217261420355902},"coverage":{"mean_confidence":0.9217261420355902,"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}}