{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010927","490:4900010688","490:4900011096","490:4900012118","490:4900011452","490:4900010678","490:4900010940","490:4900010677","490:4900011018","490:4900010775","490:4900011175","490:4900010847","490:4900011160","490:4900011011","490:4900011390","490:4900011086","490:4900011450","490:4900011015","490:4900011510","490:4900010846","490:4900010586","490:4900010427","490:4900010426","490:4900011973","490:4900010341"],"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":[0.6861022489982219,0.46760574012586986,0.4332643576274207,0.4071785729871698,0.35288213443347133,0.3366798592777156,0.3330841934801292,0.32461148778305826,0.32073993467210127,0.3062568109551989,0.2956319829580834,0.2843224065373437,0.2782229013756117,0.26589796820317807,0.2635146181079237,0.26267802568450654,0.2515824608391144,0.2506971112180585,0.24554893079456852,0.23918192354246506,0.22232054531801296,0.22074592440501184,0.2114301939392663,0.21083405127799412,0.20155736330270074],"twin_dists":[0.11273354042283594,0.16013369168769148,0.16797619071271014,0.17409997748906683,0.1874535821042788,0.19163620039773105,0.19257894674439202,0.19482266035866874,0.19585870661277222,0.19979840452396788,0.20275731921596224,0.20597671552189759,0.20774500546723446,0.21139183388592114,0.21210904973182537,0.2123617637718292,0.21576248878776,0.2160379080980381,0.21765189777850882,0.219678449661369,0.22522161219357995,0.225753309243577,0.22895221086050263,0.2291601335432353,0.2324485763470925],"n_dims_used":45,"mean_confidence":0.8925320943196614},"coverage":{"mean_confidence":0.8925320943196614,"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}}