{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001413","490:4900004140","490:4900001547","490:4900002592","490:4900004415","490:4900003173","490:4900003842","490:4900002279","490:4900003436","490:4900004969","490:4900003840","490:4900003981","490:4900003174","490:4900001816","490:4900001820","490:4900005621","490:4900001828","490:4900012500","490:4900003303","490:4900012285","490:4900004129","490:4900005763","494:4940007894","490:4900002748","490:4900001020"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.6237423546739944,0.5452913736830951,0.4739404846252924,0.39716133363454653,0.3965655525826419,0.3609384379270482,0.3282983574733153,0.3263114613737593,0.32564906946562566,0.31904400665221044,0.3154399556467742,0.3064883596381269,0.2896234039758516,0.28367225177031885,0.2637819462196032,0.26267996917574116,0.2622443200149889,0.2620571358168798,0.2615817580576737,0.2601077063675966,0.25560660001781405,0.25431701327522827,0.24993554329526976,0.2473771992333745,0.24693415030312035],"twin_dists":[0.12618800464669033,0.14303126245256487,0.15870997393628009,0.17649677137665204,0.17664018162735404,0.18541127319385273,0.19384240016009116,0.19436991217292854,0.1945461688774517,0.1963147483455251,0.19728844576733837,0.19973459030303298,0.20445839931578189,0.20616410048882453,0.21202840225455055,0.21236117610766847,0.21249297389868768,0.21254964522054187,0.21269368327824295,0.21314136368194472,0.21451835265708383,0.21491568834836008,0.21627531807487715,0.21707625902154126,0.21721550328694822],"n_dims_used":45,"mean_confidence":0.9195337931315104},"coverage":{"mean_confidence":0.9195337931315104,"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}}