{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000292","487:4870001369","487:4870000240","487:4870001841","466:4660013305","487:4870000407","487:4870000403","487:4870001753","487:4870000402","487:4870002088","487:4870000291","466:4660010012","487:4870000592","487:4870000293","487:4870001844","487:4870001847","487:4870001743","487:4870001912","487:4870001756","466:4660013684","487:4870001649","487:4870003795","487:4870001573","487:4870003347","466:4660012838"],"twin_admin_codes":[487,487,487,487,466,487,487,487,487,487,487,466,487,487,487,487,487,487,487,466,487,487,487,487,466],"twin_sims":[0.3391847453667438,0.25655605826799993,0.17896353095324255,0.16299483562244166,0.1613215545351081,0.1594221961651464,0.15384834367825095,0.13385259012153872,0.12453267661079542,0.12084954020757525,0.10114824027010869,0.09900264107453831,0.0984122907624544,0.09406262475814985,0.09274239202068928,0.08430865424080045,0.0838051464286619,0.08304306304226518,0.08162710218421423,0.0714802078863021,0.06518512549827558,0.0631122137140879,0.061924213776104825,0.06009259159902548,0.06006216681853716],"twin_dists":[0.1909826612990964,0.2142266253408715,0.24092142592022786,0.24737846246602543,0.24808105473555256,0.24888501527513576,0.25128534818015547,0.26046335119774827,0.2650958849969232,0.26699926594390405,0.2780144198394812,0.27931221339650025,0.2796731561573559,0.28238635176122545,0.28322940572934563,0.28885153211530995,0.2892011103925981,0.28973341741497766,0.2907329056496074,0.29833471165814596,0.30350219814692286,0.30529295846098203,0.3063410735464303,0.3079898212139629,0.30801755494243765],"n_dims_used":43,"mean_confidence":0.9121682810228925},"coverage":{"mean_confidence":0.9121682810228925,"n_dims_used":43,"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}}