{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003873},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003070","490:4900004440","490:4900004151","490:4900003597","490:4900004148","490:4900003068","490:4900003474","490:4900003592","490:4900004434","490:4900002151","490:4900002611","490:4900002603","490:4900001994","490:4900004010","490:4900003048","490:4900001841","490:4900004417","490:4900003333","490:4900002146","490:4900003865","490:4900003193","490:4900001846","490:4900003346","490:4900001703","490:4900003872"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7081375490065442,0.6763464773458392,0.5789343911175069,0.45418745444132336,0.4380715137127387,0.4323671678332052,0.43086904728449915,0.4216352778424575,0.4101235387401253,0.40927047178484294,0.36514103090163974,0.3606144979345485,0.3587461962154853,0.35214278403058485,0.35183202196856217,0.3438637119110938,0.3374570930658397,0.32610544690259136,0.32587822189432697,0.3248842146431486,0.3218775136598907,0.3181741975571198,0.3160431540008029,0.3084919470058063,0.3069048361354688],"twin_dists":[0.10790013141585408,0.1148563139718658,0.13578762693542318,0.16317169995340997,0.16686451922768156,0.1681842142806225,0.1685319595661501,0.17068636678845403,0.17340037403885825,0.1736027993093389,0.1843551410874612,0.1854929393879516,0.1859646761292083,0.18764221242131066,0.18772155864018517,0.18976879366933963,0.19143313588863645,0.19442470957501481,0.19448517096604756,0.19474993750065595,0.19555356407841049,0.19654917207845324,0.19712504486018162,0.19918356379021185,0.19961988044460963],"n_dims_used":45,"mean_confidence":0.9172808329264323},"coverage":{"mean_confidence":0.9172808329264323,"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}}