{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000244","490:4900000190","490:4900000132","490:4900000200","490:4900000205","490:4900000070","490:4900000113","490:4900000160","490:4900004041","490:4900000111","490:4900000599","490:4900001043","490:4900000278","490:4900000397","487:4870004126","490:4900001225","490:4900000219","490:4900002336","490:4900000602","490:4900000167","490:4900000425","496:4960008268","496:4960008388","490:4900000600","490:4900000089"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,496,496,490,490],"twin_sims":[0.45015936292452063,0.4301529638098086,0.4091503604242023,0.40423714345079176,0.3627922350398083,0.35068460436063986,0.3195468410948692,0.3139151171731447,0.3120081377502795,0.3054847378684069,0.28875681855677615,0.28160403777971943,0.2788635537124201,0.278070645042009,0.25350105467204226,0.24921500722691892,0.24207984144085432,0.23984842098778036,0.23803822875461825,0.23671922363299785,0.23579807350600918,0.22664341430502927,0.22649827357390584,0.2128003784709795,0.20967511946293585],"twin_dists":[0.16408998962979957,0.1686983508524225,0.17363131557887795,0.174800984647095,0.18494464113655618,0.18801484353800174,0.19617939252893124,0.19770230220429608,0.19822148745849338,0.2000113875157246,0.20470546286875388,0.20676192273238733,0.20755817726662784,0.20778944525791185,0.2151677549523278,0.2165003630434653,0.21875179664691435,0.21946468430112326,0.2200461712255575,0.2204716912174109,0.22076977930150035,0.2237747108677085,0.22382299174335937,0.2284758198948266,0.22956549102772647],"n_dims_used":45,"mean_confidence":0.9081580268012153},"coverage":{"mean_confidence":0.9081580268012153,"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}}