{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005971","490:4900005308","490:4900005176","490:4900005711","490:4900007553","490:4900007671","490:4900005961","490:4900005569","490:4900006813","490:4900005307","490:4900005042","490:4900007309","490:4900005177","490:4900005970","490:4900005841","490:4900006789","490:4900005321","490:4900006819","490:4900007675","490:4900004622","490:4900006457","490:4900005699","490:4900006702","490:4900006911","490:4900003128"],"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":[0.41554903320610753,0.3971779561862319,0.3669532331653728,0.1850707461332622,0.132842813349813,0.07296902303463275,0.0555002749461736,0.05300914166138819,0.05016823439697468,0.04491153206631938,0.03946155061624108,0.03895553075885989,0.03403761166988114,0.026103980013270866,0.025783124981645894,0.02365291448814098,0.02223158730502775,0.01975972825352592,0.016346763674021453,0.01633784142929414,0.015595224292767473,0.014197021807181453,0.013427436452619027,0.01295237998717275,0.012551742023659456],"twin_dists":[0.1721172305603098,0.17649277158387836,0.18390161997850124,0.23856052854391466,0.2609532819760815,0.29716691923629956,0.3123132982432768,0.3147837636137768,0.31772158808757095,0.32354446752375327,0.3302199493535155,0.3308785231452779,0.33768810972758473,0.3506932213995897,0.35128756474986156,0.3554040409758408,0.3583331555358682,0.3638391210570702,0.3725259149100728,0.3725506342966314,0.3746508920394458,0.37885628203643257,0.3813295054786858,0.3829194911995128,0.3843010358280791],"n_dims_used":45,"mean_confidence":0.9259640163845486},"coverage":{"mean_confidence":0.9259640163845486,"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}}