{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001404","477:4770000925","477:4770000692","477:4770000485","477:4770000581","477:4770001519","477:4770001281","477:4770001221","489:4890003913","489:4890004040","477:4770000434","477:4770000919","477:4770000632","477:4770000475","477:4770000983","477:4770001624","477:4770000539","477:4770000384","477:4770000804","477:4770001625","477:4770000532","477:4770000487","477:4770000431","477:4770001516","477:4770002131"],"twin_admin_codes":[477,477,477,477,477,477,477,477,489,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8472000964305273,0.7754181645105463,0.6718910755718634,0.669282445358418,0.6319929768837719,0.6055852260389075,0.6028519503845741,0.5639136175348313,0.5482324526558975,0.5462856001762181,0.5295009171792665,0.5116832738447424,0.5092034962138975,0.49337438749440804,0.48580975272141425,0.47788536067493653,0.47739200964452566,0.4673669792822695,0.46546420596835936,0.45376278683301274,0.44944504260138224,0.4442964867273577,0.4441481200475642,0.44025386326641336,0.43207947580150924],"twin_dists":[0.07479200330320235,0.09263116568566744,0.11582285731898728,0.1163879937058733,0.12441908064203436,0.13007693018092456,0.13066220731230765,0.13901475370660793,0.142395503521165,0.14281627935922103,0.1464556284354444,0.15034613632476126,0.1508901832588321,0.15437996112133656,0.15605901132067374,0.15782656418100616,0.1579369141904068,0.16018747978902415,0.16061647512212157,0.1632683698693777,0.16425315247047742,0.16543207831158271,0.16546612848253062,0.16636143739163042,0.16825095577875426],"n_dims_used":45,"mean_confidence":0.921024661593967},"coverage":{"mean_confidence":0.921024661593967,"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}}