{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002777","489:4890002524","489:4890002121","489:4890001958","489:4890002361","489:4890002525","489:4890002692","489:4890001789","489:4890002285","489:4890002778","489:4890002779","489:4890002359","489:4890001957","489:4890002362","489:4890002040","489:4890001779","489:4890002200","489:4890003107","489:4890001793","489:4890002683","477:4770000149","489:4890002277","489:4890002278","489:4890002957","489:4890002870"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489],"twin_sims":[0.8504226412924608,0.8444546249864946,0.8265459068259216,0.7872705594756082,0.7521950002292599,0.7452848826343251,0.7377596150362401,0.7375552353112895,0.7237366137102513,0.7215438027385672,0.6987717640128119,0.6897619000410768,0.6849938063893798,0.6785975815080915,0.6664236329394917,0.6330503974919973,0.6318135193203657,0.6199232096903519,0.6110297646176618,0.5983179424186491,0.5982872199391748,0.5906632882607399,0.5885090851843529,0.5736761139917562,0.5577351165159498],"twin_dists":[0.07393083441734653,0.07552048426854371,0.08016524576715967,0.08982645780589137,0.09801173834389841,0.09958735390883817,0.10129164837715181,0.10133777570244672,0.10443842922164855,0.1049273644912239,0.10996176226426865,0.11193475332276871,0.11297520040032985,0.11436729809750293,0.11700671078772718,0.12419223562406471,0.12445757567594717,0.12700631421267153,0.12891109052875352,0.1316331575466019,0.13163973725922312,0.1332728877244904,0.13373451791713997,0.13691633116492744,0.14034512935878793],"n_dims_used":45,"mean_confidence":0.9197369045681424},"coverage":{"mean_confidence":0.9197369045681424,"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}}