{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002750","497:4970002356","497:4970002500","497:4970002565","497:4970002751","497:4970001878","497:4970002050","497:4970002690","497:4970002745","497:4970002133","497:4970001880","497:4970001967","497:4970002066","497:4970001795","497:4970002423","497:4970001543","497:4970001871","497:4970002052","497:4970002358","497:4970001706","497:4970002426","497:4970002429","497:4970002632","497:4970001616","497:4970002501"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.7165225210803592,0.660119051518748,0.6265821081649343,0.5378927188982938,0.48359149664229106,0.46466309720698473,0.46047802393773357,0.4409435935405215,0.37967969259840734,0.3575676611343095,0.35546925085152115,0.34788758643108025,0.32770647158412286,0.318490997207418,0.2981681536564242,0.2946287383226692,0.28839726073617944,0.2654698219461922,0.26398989360811725,0.2552282804309121,0.22181564729568554,0.19785255683752945,0.18741679743679765,0.18413767766041272,0.1824880242087805],"twin_dists":[0.10604402600928818,0.11836904684528368,0.12557935563989434,0.14463332154658282,0.1565528795099933,0.16079727262618854,0.16174355560831144,0.1662026417832712,0.18074752323213325,0.18626289745452504,0.18679514164202163,0.1887318853344674,0.1939993584231455,0.19646374914613557,0.20204544207827627,0.203039912595778,0.20480810281516773,0.21152037867538515,0.21196570404442241,0.21463478503141623,0.22539182461001186,0.2337909016421328,0.23766820246769607,0.2389176344295306,0.23955212610973708],"n_dims_used":45,"mean_confidence":0.9026026407877604},"coverage":{"mean_confidence":0.9026026407877604,"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}}