{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002469","470:4700007707","470:4700007999","496:4960005233","472:4720000581","479:4790000691","479:4790000426","472:4720000268","470:4700008765","470:4700000352","470:4700001156","479:4790000939","470:4700002076","489:4890002069","470:4700007338","472:4720001211","472:4720000466","479:4790001553","472:4720000848","470:4700005318","470:4700008720","470:4700008090","479:4790002771","470:4700007427","470:4700007909"],"twin_admin_codes":[479,470,470,496,472,479,479,472,470,470,470,479,470,489,470,472,472,479,472,470,470,470,479,470,470],"twin_sims":[0.6198958615667592,0.578448559335937,0.46572256597718914,0.4639649553164971,0.45903771625325845,0.4510293420669139,0.4490602640474785,0.44689014581475706,0.4455143790109369,0.4276717925009849,0.4242539642239985,0.42406466274073124,0.4180611031480597,0.415751244570929,0.4059888517985507,0.40097429513855926,0.39966956857102093,0.3954888512962535,0.39200101915024493,0.39023874672992176,0.3858839688061183,0.3808067823127555,0.37713370354150066,0.37540821162550375,0.3750963028183425],"twin_dists":[0.1270121730518854,0.135891873002942,0.1605581903762786,0.16095492051106938,0.1620699248512691,0.16389140221844897,0.16434108265447436,0.16483753359856396,0.16515273631787353,0.16927575996761013,0.170073408763226,0.17011766554089727,0.17152557290923529,0.17206954782686265,0.17438324146552103,0.1755812726021715,0.17589409173268689,0.17689960546166505,0.17774222429989497,0.1781692947559484,0.17922853858842433,0.1804706982098735,0.18137431362200998,0.18180027990099318,0.18187738185974636],"n_dims_used":43,"mean_confidence":0.9151030252146166},"coverage":{"mean_confidence":0.9151030252146166,"n_dims_used":43,"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}}