{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013171","490:4900012334","490:4900012394","490:4900013029","490:4900012950","490:4900013175","490:4900012610","490:4900013141","490:4900012768","490:4900012939","490:4900013245","490:4900012339","490:4900012478","490:4900012756","490:4900013176","490:4900012993","490:4900012413","490:4900013074","490:4900013212","490:4900013067","490:4900013033","490:4900012615","490:4900012539","490:4900012411","490:4900013025"],"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":[0.6989203601353529,0.6137573831610407,0.5076778284424445,0.4720627104353938,0.45910382206835754,0.4283138567416313,0.4055529070290733,0.3278902869955488,0.3212757034008747,0.317935681133884,0.30970343844568404,0.3011489610461042,0.2901831309111552,0.2864066318573489,0.27430722175163413,0.2738923312954253,0.228212417383525,0.21492742610479695,0.21420742420650438,0.19238293858047928,0.18766763771737308,0.1836461478162248,0.17257575136246942,0.16983084242471194,0.1628146180636328],"twin_dists":[0.10992914133110405,0.1283269784667835,0.15122524497306672,0.15913132945175948,0.16205493748339422,0.16912620980766807,0.1744871291910551,0.19395059691698935,0.19571491746532002,0.19661351807834138,0.19885137755521354,0.20121328612822922,0.20429905549266106,0.2053777413373914,0.20889265061810994,0.20901483688097544,0.22325408716935158,0.2277403747265556,0.2279887687516456,0.23580482175485945,0.23757325974976812,0.23910626652824699,0.2434527663413162,0.24456110031698375,0.247453881865419],"n_dims_used":45,"mean_confidence":0.9116933186848958},"coverage":{"mean_confidence":0.9116933186848958,"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}}