{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000515},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000207","500:5000000385","485:4850007645","500:5000000126","500:5000000287","500:5000000512","485:4850006997","500:5000000623","485:4850006920","500:5000000605","500:5000000167","485:4850006043","485:4850007600","500:5000000080","485:4850006998","500:5000000296","500:5000000295","500:5000000401","500:5000000250","500:5000000198","500:5000000455","485:4850007000","485:4850007135","500:5000000205","485:4850006908"],"twin_admin_codes":[500,500,485,500,500,500,485,500,485,500,500,485,485,500,485,500,500,500,500,500,500,485,485,500,485],"twin_sims":[0.5039890273727411,0.38735892182382975,0.37659643119789044,0.34692013886555256,0.33573705423371947,0.33162366154003003,0.3302087673879181,0.32678597996308617,0.3238659859336465,0.32361455439453307,0.3188762776240116,0.3186736552437542,0.31621246565942795,0.314595188185901,0.31357128740801504,0.31294149594887816,0.3111531811065332,0.3095540538748062,0.30920540581521844,0.3055174956486516,0.30519354715806646,0.30147104664008717,0.3013866322510972,0.296048843257638,0.2958692861002358],"twin_dists":[0.15203646700886936,0.17886914613929744,0.18150684598551203,0.18898060459382904,0.19188286355148673,0.19296346456416735,0.19333685156139482,0.19424376865957502,0.1950216225410236,0.19508878293024065,0.19635992526574286,0.1964145183567805,0.1970792116210664,0.1975175834777751,0.19779577871582787,0.19796715059063347,0.19845484147179132,0.1988922978622351,0.19898784570022326,0.20000234468397,0.2000917957912889,0.20112365774426322,0.20114714276028986,0.20264006462552078,0.2026905585771942],"n_dims_used":45,"mean_confidence":0.9208123101128473},"coverage":{"mean_confidence":0.9208123101128473,"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}}