{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002285},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002283","489:4890002779","489:4890002115","489:4890002692","489:4890002200","489:4890001701","489:4890002199","489:4890002284","489:4890003108","489:4890002121","489:4890002777","489:4890001789","489:4890001793","489:4890002778","489:4890002524","489:4890002362","489:4890001958","489:4890002277","489:4890001957","489:4890001962","489:4890001790","477:4770000149","489:4890002130","489:4890002771","489:4890002361"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489],"twin_sims":[0.8531978443591186,0.7736992605057702,0.7734896223503548,0.7696070981819073,0.748767802699531,0.7372224147257791,0.7350928845570187,0.7301029359152035,0.7237366137102513,0.7119951250510538,0.7042890904043523,0.6987771269690403,0.6666562254266486,0.6621490444017282,0.6606574451427555,0.6462083930976577,0.6414680777596308,0.6355859030736576,0.5982302058407455,0.59591934466916,0.5944465717316728,0.5866117604711197,0.5858537227899726,0.5730772905590612,0.5517648898251479],"twin_dists":[0.07318374209240065,0.0930343873062323,0.09308350597092088,0.09399094018813235,0.09879451658971464,0.10141287382325673,0.10189287389424112,0.10301425362543078,0.10443842922164855,0.10704749934206918,0.10874867348711469,0.10996058499566012,0.11695639551567794,0.11793069809982569,0.11825281545954833,0.12136605624729734,0.12238503131139646,0.12364815455576847,0.13165194776836714,0.13214688541764943,0.13246235552259103,0.13414118018504778,0.13430367645074834,0.13704493304264037,0.14163266859731644],"n_dims_used":45,"mean_confidence":0.9196412828233507},"coverage":{"mean_confidence":0.9196412828233507,"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}}