{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003305","491:4910002799","491:4910003432","491:4910002988","491:4910002489","491:4910002442","491:4910002437","491:4910002390","491:4910003344","491:4910002890","491:4910002903","491:4910003470","491:4910003345","491:4910002441","491:4910003473","491:4910003390","491:4910002841","491:4910002703","491:4910003221","491:4910002603","491:4910002601","491:4910002909","491:4910002998","491:4910002891","491:4910002902"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.398100874050832,0.39597694007391326,0.35650762098833516,0.3358506713977431,0.33365937297379084,0.3075119516637732,0.30182903839331054,0.29022947107480673,0.24453500545025392,0.24368045740161534,0.2400219682117391,0.2369634506859628,0.19869378615484795,0.1828593381683974,0.1807295889134943,0.1758031316705803,0.1752748445626732,0.16820207857564187,0.1654294833821003,0.16490075377472901,0.16275754339144186,0.15781981586866076,0.15065147776838037,0.14681302989421013,0.1460998338632718],"twin_dists":[0.17627081513927934,0.17678196357419845,0.1865315660233392,0.19185311838811478,0.19242777032839156,0.19945282367903186,0.20102410305631005,0.20428587152669622,0.21797232676206818,0.21824305409753908,0.21940908596486328,0.22039278542515484,0.2334845954492163,0.23940895911634466,0.24023293285402214,0.24216563372190422,0.24237516269707887,0.24522484926436322,0.24636545017658698,0.24658452400987063,0.2474777797034763,0.24956870874572368,0.2526909131940741,0.25440787135784737,0.2547305298946567],"n_dims_used":45,"mean_confidence":0.8951117621527778},"coverage":{"mean_confidence":0.8951117621527778,"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}}