{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000427","491:4910000261","491:4910000380","491:4910000338","492:4920005608","491:4910000299","491:4910000477","491:4910000339","491:4910000381","492:4920006446","492:4920005723","492:4920005493","491:4910000478","492:4920004795","492:4920006396","492:4920005550","492:4920005722","492:4920005321","497:4970002803","490:4900013254","492:4920004633","492:4920005205","492:4920006496","497:4970002742","492:4920005827"],"twin_admin_codes":[491,491,491,491,492,491,491,491,491,492,492,492,491,492,492,492,492,492,497,490,492,492,492,497,492],"twin_sims":[0.09816983052766916,0.017245187905761204,0.014940240490625322,0.009409025557395662,0.008397732435441056,0.007723852089049948,0.006519530245344844,0.005110704462055014,0.002301666594727633,0.0019630768145770965,0.00140223184342261,0.0013417039823732178,0.001109700191840409,0.0007675612627816099,0.0007220642007634775,0.0006088907757323105,0.000577851968653372,0.0005339875927865268,0.00039002971509167236,0.00038693819840863574,0.00038075615748319207,0.00036363609682596036,0.00028701734765933885,0.00028282197556609324,0.00025456404871885787],"twin_dists":[0.2798218894398789,0.37009544610656964,0.3765776548066521,0.3967484219765484,0.4015534982525805,0.4050519406896929,0.4120503423995577,0.42189894714206017,0.4526688318475835,0.45855965950637123,0.47077271829465117,0.47235102295520986,0.4790825113395734,0.49188981817917327,0.4939806984700211,0.49976781580142016,0.5015305696109994,0.5041786463026203,0.5145812596988467,0.5148420458289322,0.5153694386484033,0.5168729476703458,0.5245375674278947,0.5250108615569123,0.5283819645643075],"n_dims_used":45,"mean_confidence":0.9098305596245659},"coverage":{"mean_confidence":0.9098305596245659,"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}}