{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005295","490:4900005550","490:4900005946","490:4900004617","490:4900006558","491:4910001684","490:4900007426","490:4900007428","490:4900004606","490:4900005562","490:4900005159","490:4900003112","490:4900006197","490:4900004887","490:4900002969","490:4900006203","490:4900007529","490:4900005024","490:4900002674","490:4900006187","490:4900004345","490:4900005026","490:4900007046","490:4900005829","490:4900002963"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.04472891761231382,0.04181764964875753,0.040165731422483114,0.038945818475317806,0.0354024571348314,0.032035394795587625,0.030073218174748624,0.02101317227582111,0.018644597108600502,0.0179454886908454,0.014950188995584163,0.012662934610704082,0.012508073665335979,0.01182839608101403,0.010603468940785366,0.009085055140774276,0.00870902586754978,0.007666045966206162,0.0076656362457871545,0.007572300996963291,0.007402236743769135,0.006955354864729485,0.006395800477379512,0.006125345844633226,0.005886033500643131],"twin_dists":[0.3237568080768049,0.3272443716105765,0.32931525200624057,0.3308912340698891,0.3357185936893432,0.34070283455454714,0.343817790889614,0.360976589447671,0.3665222269099422,0.3682768064739837,0.3765478376644313,0.38391373334771056,0.3844539716277542,0.38689747928395735,0.3916345330340397,0.39823526972308987,0.4000216575064277,0.4053646490567601,0.4053668730241961,0.405876299566709,0.40681918325368743,0.40939287263133783,0.4128339463293437,0.414595494818788,0.4162137092773713],"n_dims_used":45,"mean_confidence":0.899707285563151},"coverage":{"mean_confidence":0.899707285563151,"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}}