{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008752","490:4900008289","490:4900008177","490:4900008288","490:4900009494","490:4900008853","490:4900008521","490:4900010890","490:4900010466","490:4900009395","490:4900009392","490:4900010719","490:4900010206","490:4900007847","490:4900008408","490:4900011286","490:4900010813","490:4900010465","490:4900011744","490:4900008957","490:4900010107","490:4900011423","490:4900011213","490:4900008852","490:4900007961"],"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":[0.6029874733890925,0.49031544111074765,0.447118692660483,0.43002197521547725,0.4080695011758779,0.4033358974312814,0.36391038238534473,0.3430522878914565,0.33598124510286886,0.3230978619920259,0.3079311452567339,0.3067098207242453,0.29955324714425063,0.29862097115277264,0.2945272125108516,0.2872983642580238,0.276135041049168,0.2729977089487562,0.26782731662752085,0.2667109430770437,0.2605569254822581,0.25003149961381443,0.23666245300477118,0.2260112153032881,0.22301924612243737],"twin_dists":[0.1306331871743239,0.15505799155617475,0.1647852068262677,0.16872879994526777,0.1738880943407606,0.17501622725080795,0.18466376910585983,0.18997866699016944,0.1918189407055346,0.19522688896722526,0.19933758725442913,0.19967358222779044,0.20165816114422433,0.20191871563905273,0.20306854197024873,0.20512227082805135,0.20835569778246996,0.2092786926852643,0.21081416621710358,0.21114810390659894,0.21300476409225041,0.21624537937100952,0.2204900404979636,0.22398516120945633,0.22498648953935996],"n_dims_used":45,"mean_confidence":0.9208367241753472},"coverage":{"mean_confidence":0.9208367241753472,"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}}