{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011571","490:4900011373","490:4900011836","490:4900010756","490:4900011233","490:4900011368","490:4900011835","490:4900012028","490:4900012037","490:4900011718","490:4900012027","490:4900011083","490:4900011074","490:4900011700","490:4900011692","490:4900011248","490:4900012117","490:4900011711","490:4900012156","490:4900011775","490:4900011569","490:4900012097","490:4900011231","490:4900011299","490:4900011975"],"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":[0.29997407976514473,0.1982961653596669,0.14198411402817343,0.12932571418068967,0.12652594258673297,0.12566646052092875,0.11614830920715324,0.10350351900248138,0.07972028356945243,0.07665643283471078,0.07627466348650133,0.062146484551068436,0.05471091038487999,0.05110320882577601,0.04965474996195234,0.04787520700587018,0.0478528279156295,0.04434450859829571,0.043769918798585356,0.04065154271533253,0.0364028576562794,0.0344344539416319,0.034276161039364816,0.03370178269736364,0.032901778834626035],"twin_dists":[0.20154070144887756,0.2336292641731731,0.25661569297142334,0.2626819394476327,0.26408359736747056,0.2645185933293283,0.2694942476608815,0.27661434485060626,0.29210104555761063,0.2943554042157739,0.2946413613463081,0.3061437286186923,0.31308599604120024,0.31673977780651597,0.3182672940819619,0.32019566521852616,0.3202202943347879,0.32420617963942244,0.3248840079194404,0.3286988825636004,0.334315598639482,0.33710862222633875,0.3373390834038555,0.33818301741407447,0.339379135514102],"n_dims_used":45,"mean_confidence":0.890213606092665},"coverage":{"mean_confidence":0.890213606092665,"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}}