{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012681","490:4900013279","490:4900013202","490:4900013326","490:4900013313","490:4900013132","466:4660008823","490:4900013250","490:4900013061","494:4940004948","490:4900013336","466:4660010184","490:4900013349","466:4660009342","490:4900013328","490:4900013280","490:4900013281","490:4900013241","490:4900013308","490:4900002726","490:4900013327","490:4900013243","490:4900013273","487:4870008480","466:4660008479"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,494,490,466,490,466,490,490,490,490,490,490,490,490,490,487,466],"twin_sims":[0.4867610734322046,0.05917050659296062,0.0499334014089804,0.04855289461222527,0.04331640235370864,0.041014653221839066,0.038711798569567545,0.025261279411193605,0.02109682850310782,0.018883697945664153,0.017470532358907203,0.017136419822921828,0.016327416662331555,0.015965186976724176,0.015287444773657255,0.014891669335779479,0.014107759401903066,0.012873308446188027,0.01206723873950999,0.010663312382680236,0.010242039955825533,0.009330657793482418,0.009037581327155752,0.008673652473552581,0.007968959800297855],"twin_dists":[0.15584742421388867,0.3088355264083173,0.31797057673798873,0.31945435781000775,0.3254243084530861,0.3282422355843395,0.3311983207659779,0.35226799854757257,0.3607908842866374,0.3659353414483261,0.36950328713040215,0.3703836976187822,0.3725795314999839,0.3735938331543285,0.37554722832952186,0.37672348142901724,0.37913698859271944,0.3831891328549442,0.38602495090728145,0.3913920691199804,0.39312535193447257,0.39710384514392055,0.3984571152888882,0.40019323554181907,0.4037489010881521],"n_dims_used":45,"mean_confidence":0.9105792575412326},"coverage":{"mean_confidence":0.9105792575412326,"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}}