{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000393},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000392","480:4800000827","480:4800000835","480:4800001028","480:4800000872","480:4800000787","480:4800001074","480:4800000786","480:4800001029","480:4800000747","480:4800000303","480:4800000870","480:4800000871","480:4800000834","480:4800000990","480:4800000789","480:4800001027","480:4800000790","480:4800001030","480:4800001073","480:4800000426","480:4800000459","480:4800000788","480:4800000362","480:4800000880"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.941458502541503,0.6443035384362835,0.6429993169833316,0.6382223156796586,0.6375514699523842,0.6027749977987227,0.5833180979906832,0.5745050501527117,0.5579514626546975,0.5547038236124217,0.5283038561497287,0.5256166031374541,0.5194589319807266,0.5054005723817308,0.49661205964518634,0.47997879281532063,0.4790877311915173,0.4737585972063707,0.47267082549829287,0.4551139153826582,0.4446952790510856,0.4226394354336092,0.41342136774586896,0.41111925673612,0.3788513956455047],"twin_dists":[0.045111527954939286,0.12177564532602947,0.12205598747124197,0.12308218237506743,0.1232262205067037,0.13067868554324186,0.1348473259771043,0.13673833298079416,0.14029851073766506,0.14099859573378545,0.14671606179192884,0.14730117050136057,0.14864445990342515,0.1517258609240688,0.15366365173167024,0.1573587241240294,0.15755777834748308,0.1587507635759027,0.15899481305622817,0.16296091827124728,0.1653405770325596,0.17045113472524465,0.1726195561785363,0.1731643325490328,0.18095121502986167],"n_dims_used":42,"mean_confidence":0.9103725978306362},"coverage":{"mean_confidence":0.9103725978306362,"n_dims_used":42,"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}}