{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002159","490:4900003499","490:4900004339","490:4900002819","490:4900002970","490:4900004346","490:4900004205","490:4900003779","490:4900003500","490:4900003769","490:4900003920","490:4900004478","490:4900005027","490:4900003105","490:4900002963","490:4900004052","490:4900003915","491:4910001400","490:4900007047","490:4900006309","490:4900007046","490:4900003378","490:4900005021","490:4900003505","490:4900006553"],"twin_admin_codes":[491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.35248017112126223,0.295825279520753,0.2450428237445337,0.2185658551563376,0.19292561031781713,0.17221801623978927,0.1693663179643646,0.16321462947503443,0.1582812467787177,0.15701902279835875,0.15047221230098679,0.1447488288827476,0.1327857605682241,0.13005335713628347,0.1287485851242893,0.12520898686169535,0.12251267809933027,0.11754088892183734,0.10827483011541428,0.1076940560559357,0.0960107462148537,0.09366770286437442,0.09097590699432966,0.07661719877008098,0.06393330606121578],"twin_dists":[0.18755610937769,0.2027029365903884,0.21781173506155016,0.22649365234059204,0.23560324543161087,0.24359649293296054,0.24474993393977973,0.2472865624625459,0.2493713118225453,0.2499122838275398,0.25277037739983127,0.2553449511594886,0.26098104673203626,0.2623214188023645,0.26296897729511376,0.2647510484480157,0.26613439073742756,0.2687472537366143,0.2738524558104689,0.27418352264882934,0.28115922734591137,0.282637550975425,0.28437237581153135,0.2943847387974711,0.30457795448006864],"n_dims_used":45,"mean_confidence":0.8984915839301215},"coverage":{"mean_confidence":0.8984915839301215,"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}}