{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002595","490:4900004283","490:4900002297","490:4900003855","490:4900001985","490:4900002737","490:4900001986","490:4900002444","490:4900005093","490:4900004544","490:4900004402","490:4900004553","490:4900004130","490:4900002886","490:4900002142","490:4900001813","490:4900004550","490:4900003858","490:4900005101","490:4900002741","490:4900004417","490:4900002146","490:4900004673","490:4900003872","490:4900003445"],"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":[0.665394043838935,0.5916624201057445,0.5001557819227751,0.4981309308418319,0.48705171904510686,0.48390523088901927,0.46663308302599377,0.4495965440356009,0.4229103573762115,0.41162511287438547,0.41077849383334625,0.40510678319017757,0.3974559058206689,0.3862793188660813,0.3678144071075731,0.36525495858498364,0.362373861114239,0.3473526214295874,0.3435417423268421,0.3309510343945167,0.32477850356195576,0.3220926656320284,0.317167296989862,0.2874980537386149,0.286893540196359],"twin_dists":[0.11722938663216732,0.13305881043511048,0.15288115738651126,0.15332807533390086,0.15578280578226675,0.15648298774290967,0.16035287115420302,0.16421853887578894,0.17038770926778,0.17304451189515807,0.17324508440935105,0.17459349421367545,0.17642590146381087,0.17913214236313,0.1836864967643284,0.1843265962911608,0.18504984691552212,0.18886937334438822,0.1898520389364261,0.19314086011000933,0.19477812142799553,0.19549591988625492,0.19682099494759742,0.20506512736957136,0.2052381889938554],"n_dims_used":45,"mean_confidence":0.9214327494303386},"coverage":{"mean_confidence":0.9214327494303386,"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}}