{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000505","490:4900000601","490:4900000506","490:4900000325","490:4900000110","490:4900000415","490:4900000491","490:4900000620","490:4900002192","490:4900000234","490:4900000182","490:4900001478","490:4900000825","490:4900000355","490:4900000155","490:4900000490","496:4960008859","490:4900000156","490:4900000119","490:4900000236","490:4900002181","490:4900001200","490:4900002356","496:4960008378","490:4900000095"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,496,490],"twin_sims":[0.5981503754146734,0.5703819494443083,0.4678456562154668,0.45531363300466426,0.45322326402320207,0.44920573271376824,0.43997411437334033,0.4377932965769839,0.41237016193310266,0.4034013986832311,0.39352672995477644,0.38702477480234715,0.3856019757422927,0.38247184615088714,0.3676642755563672,0.3560274494648561,0.35457644145568873,0.34539931948006986,0.34229781032092266,0.34200189228159605,0.3370250587266283,0.32304506091950913,0.3223590045133649,0.3182686209260181,0.31590431632023935],"twin_dists":[0.13166904482273184,0.1376239510530001,0.16007965279851238,0.1629155005070185,0.1633912329803359,0.16430783661042886,0.16642587125194003,0.1669287254254712,0.17286815132668565,0.17500057646111503,0.17737320474706764,0.17895050875670576,0.17929732420289526,0.1800624625455214,0.18372398180908514,0.18665340149917461,0.1870220868695187,0.18937233057438319,0.190174048569547,0.19025074302864098,0.19154598040394794,0.19524100902592936,0.1954245913243495,0.19652370643180292,0.19716263906031029],"n_dims_used":45,"mean_confidence":0.9118086073133681},"coverage":{"mean_confidence":0.9118086073133681,"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}}