{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001674","498:4980002196","498:4980001673","498:4980002674","484:4840000294","498:4980001758","498:4980001854","498:4980001677","498:4980001936","498:4980002867","484:4840000544","498:4980001853","484:4840000725","498:4980002039","484:4840000608","484:4840001062","498:4980001667","498:4980001666","498:4980001575","498:4980001668","498:4980003222","484:4840000602","498:4980002200","498:4980002439","498:4980002131"],"twin_admin_codes":[498,498,498,498,484,498,498,498,498,498,484,498,484,498,484,484,498,498,498,498,498,484,498,498,498],"twin_sims":[0.7037852769366537,0.6510138958263185,0.6443340267954073,0.6414454281684173,0.60291120258077,0.5738267176020407,0.5689375773563435,0.5681147922449258,0.5217557133464704,0.5171214921620312,0.5108770807161376,0.5062235299385031,0.4897553609473161,0.48191075209641937,0.48135410642445753,0.47665026662357973,0.4763110961690102,0.4728210708465493,0.4701989183909525,0.4687265229423298,0.45823395468917355,0.45797585480010133,0.4388220521521783,0.4330256296648927,0.42939074554406576],"twin_dists":[0.1088596104974829,0.12033195988461497,0.12176909093722442,0.12238989766587938,0.1306495193690311,0.13688399002302876,0.13793435551499272,0.13811121686287067,0.14814299304140954,0.1491553429005148,0.15052293555453747,0.15154487885948995,0.1551822718612659,0.15692754708909584,0.1570517237207669,0.15810289268916164,0.15817881621109842,0.15896109333200364,0.15955010126206912,0.15988132675565422,0.16225221384724645,0.16231077391669152,0.16669139206786804,0.16803152552492165,0.16887558617267767],"n_dims_used":45,"mean_confidence":0.9274751451280382},"coverage":{"mean_confidence":0.9274751451280382,"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}}