{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000325},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000044","477:4770000324","477:4770000023","477:4770000229","477:4770000227","477:4770000272","477:4770000022","477:4770000330","477:4770000086","477:4770000061","477:4770000225","477:4770000084","477:4770000284","477:4770000108","477:4770000274","477:4770000317","477:4770000110","489:4890002699","477:4770000316","477:4770000269","477:4770000126","477:4770000230","477:4770000155","477:4770000150","477:4770000063"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477],"twin_sims":[0.8862443433033534,0.8658782610845535,0.8620141562277202,0.8620010913336317,0.8592817487975979,0.8575903857931813,0.854630470716899,0.8528481919535773,0.8444329091763618,0.8438965323085111,0.8436629127735836,0.836180865914504,0.8349019184225365,0.8212760910861976,0.8139699195902277,0.8126458235204174,0.810190721615261,0.8008064310289454,0.7969144715304144,0.7823259416203381,0.7768890072340362,0.7727200696846312,0.7656415187759729,0.7634821893460645,0.7562608016772061],"twin_dists":[0.06382708967716241,0.06970061519292645,0.07077470496529516,0.07077831701176597,0.07152734413499047,0.07199047196797505,0.07279603493642396,0.07327815444300995,0.07552622770358396,0.07566799802987836,0.07572969140271532,0.0776884698228,0.07802009692097071,0.08149992783410148,0.0833288044990318,0.08365770226612011,0.08426554598398746,0.08656619675175739,0.08751033526076514,0.09100186239815275,0.09228544891149548,0.09326370596640902,0.09491349976093572,0.09541409014866441,0.09707959148030594],"n_dims_used":45,"mean_confidence":0.9200389438205295},"coverage":{"mean_confidence":0.9200389438205295,"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}}