{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006214},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005964","490:4900006692","490:4900006690","490:4900006811","490:4900003950","490:4900001377","490:4900005712","490:4900006569","490:4900005322","490:4900006815","490:4900006693","490:4900006820","490:4900001511","490:4900006570","490:4900005834","490:4900007184","490:4900006684","490:4900006940","490:4900006561","490:4900006812","490:4900007188","490:4900004764","490:4900006090","490:4900006444","490:4900006086"],"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":[0.13979047782081994,0.10222483373894632,0.07792637351724173,0.014797686433286954,0.014746849145511576,0.013083743948556981,0.012685826738637513,0.012197839425857965,0.010562164299825857,0.010428308952727039,0.008481336723549136,0.008229283209928853,0.0058977735719861115,0.005844428625039215,0.0058243964641218485,0.0051080526156803115,0.004943643432989923,0.004359958010605262,0.004265867957293445,0.003840237506280865,0.0035282724679908707,0.0034124578211200004,0.0032502701229180945,0.0032402042985403313,0.003116512664166991],"twin_dists":[0.257637108762086,0.27737132459219355,0.2934123559036717,0.3770068431784634,0.3771607810340993,0.38247473081632505,0.3838343702755856,0.3855543041189853,0.3918025958631453,0.3923512842510017,0.40113716309610453,0.4024037436783244,0.41613295069278367,0.41650107987619933,0.41664010400344315,0.4219196967006656,0.42322557220447343,0.42820360408840374,0.42906212814326056,0.4331745836574834,0.43646125435894906,0.4377491786345614,0.4396214819651593,0.4397404727326632,0.44123089100576585],"n_dims_used":45,"mean_confidence":0.9182013617621527},"coverage":{"mean_confidence":0.9182013617621527,"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}}