{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004087","490:4900003655","490:4900004218","490:4900002981","490:4900002384","490:4900003789","490:4900003650","490:4900002984","490:4900003123","490:4900001928","490:4900003128","490:4900004226","490:4900004487","490:4900003951","490:4900002084","490:4900002847","490:4900003122","490:4900004086","490:4900002527","490:4900002543","490:4900003517","490:4900002383","490:4900003260","490:4900003136","490:4900002389"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5085869061317317,0.3445618599283008,0.29914146145120346,0.2634519740981033,0.20930061136536143,0.18898149030870992,0.15360670806478705,0.12716658748725676,0.11246068487494129,0.1107034491630202,0.10977075674723004,0.10964657802341392,0.10211424306097003,0.09988073832477025,0.09565463906525339,0.08591171015680815,0.08029174465463311,0.0676121623965716,0.045337009057523935,0.04257575837409434,0.04214416385359497,0.041698300479245234,0.04036137522498858,0.03810899266363898,0.0318238034322743],"twin_dists":[0.15102556501810763,0.18958842961479624,0.20177318924306542,0.21212795555548675,0.22969680754299343,0.2370774158011363,0.25139083513949007,0.2637608130891582,0.27150612339206415,0.2724827583352965,0.2730060033810596,0.27307592736757,0.2774371406310509,0.278778448663138,0.2813820661312535,0.28774953047699986,0.2916882952549934,0.30146369056493455,0.32305252642225935,0.32631699537385717,0.32684323322427805,0.32739165645188006,0.32906627748862505,0.3319966354278624,0.34103075542289996],"n_dims_used":45,"mean_confidence":0.9205664740668402},"coverage":{"mean_confidence":0.9205664740668402,"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}}