{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008120},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008345","490:4900011075","490:4900010650","490:4900010916","490:4900007773","490:4900011076","490:4900008005","490:4900008123","490:4900007999","490:4900008227","490:4900010489","490:4900008344","490:4900008342","490:4900011221","490:4900010835","490:4900009934","490:4900010746","490:4900010666","490:4900010745","490:4900010915","490:4900011374","490:4900008010","490:4900011073","490:4900010483","490:4900007788"],"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":[0.5846296774267703,0.5318941370027772,0.5207025043248761,0.4332113487522856,0.39846396625346886,0.37085140402158223,0.3698846268438912,0.35945677668083004,0.34259356824962034,0.33719775391754464,0.3315068617304006,0.3245541385076666,0.29211273779611113,0.2761229354875723,0.26158008266546845,0.259593492221622,0.2495121581636196,0.24309939813642356,0.23854785992906116,0.23316501498277603,0.2323624139221774,0.2266597581553912,0.22435832065764805,0.22317026535289322,0.21779104311207403],"twin_dists":[0.13456609716581722,0.14593533300918823,0.14837288077390817,0.16798847659290045,0.17618355807454633,0.18292984741907747,0.18317037830621524,0.1857851105201469,0.19009743095031073,0.19150086419443396,0.19299425466230535,0.19483795691216518,0.20375113086152583,0.20835924682784884,0.21269419120724206,0.2132979093060864,0.21640750354445099,0.21842748845505644,0.2198821724783914,0.2216260735969337,0.22188834734515228,0.2237692753917786,0.2245372407601129,0.2249357340346681,0.22675796824210878],"n_dims_used":45,"mean_confidence":0.8919576856825087},"coverage":{"mean_confidence":0.8919576856825087,"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}}