{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004299","493:4930005000","488:4880003317","470:4700005731","496:4960009008","493:4930005594","496:4960000354","496:4960004550","493:4930004590","496:4960003971","496:4960002571","493:4930004426","470:4700007061","489:4890002145","470:4700005724","496:4960007960","496:4960000925","496:4960000989","496:4960007859","496:4960004248","470:4700006466","496:4960011358","493:4930004733","496:4960009007","496:4960009989"],"twin_admin_codes":[493,493,488,470,496,493,496,496,493,496,496,493,470,489,470,496,496,496,496,496,470,496,493,496,496],"twin_sims":[0.5241862203787592,0.519388150568841,0.5193460247206605,0.48377958989977926,0.4783713239995408,0.4707406366687345,0.42299937978813174,0.40893417654482267,0.4080345115409762,0.406757655535873,0.3987460963018814,0.39519791903739376,0.3951051050203741,0.3875080662316536,0.38524607298914354,0.3728963833908694,0.3656862697052708,0.3642990295244711,0.36253572405251,0.3606810868564366,0.35417364328672923,0.35125328696944136,0.3506037544470613,0.3472263706980294,0.34706593897521576],"twin_dists":[0.14761288500590333,0.14865992219898835,0.14866912488453507,0.15651097556748042,0.15771790256427523,0.15942832624974287,0.17036687197402156,0.17368265022454127,0.17389641181283189,0.17420015278589443,0.17611578261938662,0.17696975941397927,0.1769921451350498,0.17883284116353157,0.17938417250079192,0.18242208493075657,0.18421857105857953,0.18456624546313277,0.1850091369892071,0.18547614907961416,0.18712457185006962,0.18786942328668055,0.18803552801734694,0.18890183652671153,0.18894309773861417],"n_dims_used":45,"mean_confidence":0.9223096211751302},"coverage":{"mean_confidence":0.9223096211751302,"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}}