{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780000387","489:4890002740","489:4890002899","489:4890002388","470:4700003459","499:4990000521","496:4960005175","470:4700003795","488:4880000795","470:4700000137","472:4720001323","469:4690000520","489:4890003225","478:4780000424","472:4720001155","469:4690001056","488:4880000471","468:4680006761","470:4700003286","469:4690008685","500:5000001801","472:4720001468","489:4890002631","472:4720003244","472:4720001523"],"twin_admin_codes":[478,489,489,489,470,499,496,470,488,470,472,469,489,478,472,469,488,468,470,469,500,472,489,472,472],"twin_sims":[0.39224909577053807,0.3796505540480506,0.32480612071453274,0.31004391730973885,0.2956354108385307,0.2951386525267695,0.22279263823994133,0.21313047032439184,0.1874314923261406,0.18036963053916266,0.18033917847958897,0.1777365186647431,0.1694692339982665,0.1667581192998497,0.1608643163907828,0.1596517518882373,0.15692363292657613,0.15565136721258827,0.154501025700028,0.15354891037462184,0.14985263364522916,0.14977329021208172,0.14850427858674786,0.14749712797356465,0.14575726735125158],"twin_dists":[0.17768217724621196,0.18075468522643606,0.19477075785006626,0.19875815383811649,0.2027563546233811,0.20289620939317116,0.22506269237199703,0.2283613629797826,0.23766263801471585,0.24037287371642738,0.2403847216184088,0.24140261551673442,0.24470806554258626,0.24581716526065073,0.24827396330514723,0.24878748018321903,0.24995329539817882,0.2505020375778035,0.2510010228687129,0.25141608496965234,0.25304556000365797,0.2530808604573571,0.2536473347947775,0.2540994642612345,0.2548859256247337],"n_dims_used":45,"mean_confidence":0.9126937018500434},"coverage":{"mean_confidence":0.9126937018500434,"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}}