{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003249","477:4770003088","477:4770003403","477:4770002925","477:4770001804","477:4770003013","477:4770003005","477:4770002783","477:4770002628","477:4770002922","477:4770003404","477:4770003344","477:4770003020","477:4770001984","477:4770002298","477:4770002698","477:4770002701","477:4770002940","477:4770002851","477:4770002231","477:4770002103","477:4770002439","477:4770002372","477:4770002930","477:4770002569"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.3336049564442106,0.3260499219898824,0.29324737329450506,0.2667528868414009,0.2585698248206325,0.23555252439544722,0.22965351921490723,0.22589815820349127,0.22450037949386764,0.21643585171989685,0.15474871620806674,0.14618107314673442,0.13980977527464133,0.13526801794799978,0.12009297271984574,0.1189564178804644,0.11854083253219401,0.11293072632327543,0.11254148641917737,0.11251991378525232,0.11078690298845431,0.1061602440628764,0.10428599517764281,0.09917504734564864,0.0978527738596086],"twin_dists":[0.19244206673003447,0.19443948182138598,0.20342994687639482,0.21113554170240237,0.21361013318947775,0.22084936849988765,0.22277798587303663,0.22402283752414276,0.22448968600845368,0.22722179576378557,0.25089335268211205,0.25469371752960485,0.25762807144877253,0.2597812561839119,0.26739570915378785,0.26799486939390776,0.2682150479029775,0.2712468816868018,0.27146149957459076,0.27147341095445,0.27243610665441337,0.2750645729676785,0.2761547094079593,0.2792071218262699,0.2800168181800996],"n_dims_used":45,"mean_confidence":0.9206841362847222},"coverage":{"mean_confidence":0.9206841362847222,"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}}