{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009786","490:4900012203","490:4900012005","490:4900010453","490:4900011199","490:4900010883","490:4900009583","490:4900010292","490:4900010615","490:4900011549","490:4900010790","490:4900010279","490:4900010277","490:4900009482","490:4900010456","490:4900010282","490:4900010950","490:4900009892","490:4900010884","490:4900002271","490:4900010457","490:4900009081","490:4900010537","490:4900010629","490:4900008503"],"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":[0.094339664505526,0.07964279836117802,0.0545569803876443,0.05372517529832284,0.04745327659295964,0.04464813330238071,0.03484584166519229,0.03420462971472163,0.03290742547450595,0.02972477933208927,0.029716259255239855,0.029627331817456873,0.028872514642274603,0.028780575188135333,0.025844172777419686,0.02381420213650038,0.02376291373306065,0.023678201353688075,0.02252890514836486,0.021725105292659093,0.02074415784791679,0.018631210825142137,0.01859910158411356,0.01849465644392017,0.018480700254876744],"twin_dists":[0.2822106300793539,0.29215719351441194,0.3132377499181499,0.31406398649480716,0.3206616452674685,0.32385097464461476,0.3365138676323785,0.3374435245098351,0.3393706064484303,0.3443890505207334,0.34440309082844633,0.34454984160624325,0.34581092188309764,0.34596645433920037,0.3511739915353304,0.3550813681073533,0.3551837701032761,0.35535332618821674,0.3577072588475478,0.3594163166013187,0.361578158910763,0.3665552783784791,0.3666346425824847,0.36689363042392364,0.36692833377940026],"n_dims_used":45,"mean_confidence":0.9174647013346354},"coverage":{"mean_confidence":0.9174647013346354,"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}}