{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001769","490:4900002378","490:4900001915","490:4900002528","490:4900002676","490:4900002542","490:4900002228","490:4900001919","490:4900001770","490:4900001917","490:4900003793","490:4900002227","490:4900003121","490:4900001238","490:4900001914","490:4900002678","490:4900002230","490:4900001921","490:4900002400","490:4900002380","490:4900001920","490:4900002533","490:4900001123","490:4900002677","491:4910001208"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.41655040255092246,0.2497956776025234,0.21989773717926717,0.21679480378842853,0.2130546045835868,0.1831056963101753,0.17663622066235013,0.14791622442863314,0.14418695018643207,0.1416049352318507,0.13611522558095526,0.11558211225292656,0.11399070016350173,0.11356998660149586,0.11015639845166338,0.107752821169478,0.10582988495178292,0.09742506818226493,0.09511397256896098,0.0850940407742042,0.0832096166267337,0.0800752859429646,0.07535635966285978,0.07516577212513147,0.07465722074165862],"twin_dists":[0.1718811987712755,0.21631896982214063,0.2260407655818107,0.22709875112800765,0.2283876582434048,0.23931408434493098,0.24183612375524882,0.2539110476700801,0.25560173866183583,0.25679140466353495,0.25937554462789325,0.26979992785134704,0.27066531226879437,0.2708956420578184,0.27278924119693687,0.2741499610761357,0.275255630088242,0.2802805617221186,0.2817216468277033,0.28830956007316283,0.28961674934262066,0.29184435926603136,0.29533395336073837,0.2954785480619653,0.295865828224882],"n_dims_used":45,"mean_confidence":0.9134170532226562},"coverage":{"mean_confidence":0.9134170532226562,"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}}