{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004290},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004289","489:4890004187","489:4890004336","489:4890004286","472:4720004122","470:4700005584","499:4990000167","489:4890004756","479:4790003762","489:4890004218","489:4890003830","477:4770003526","489:4890004131","479:4790003415","479:4790002178","484:4840006337","479:4790002057","489:4890004477","489:4890004288","472:4720005152","479:4790001125","479:4790002058","484:4840005064","479:4790002907","478:4780002363"],"twin_admin_codes":[489,489,489,489,472,470,499,489,479,489,489,477,489,479,479,484,479,489,489,472,479,479,484,479,478],"twin_sims":[0.7089454903117748,0.622227959723729,0.5201157256908389,0.5180948787054331,0.51632181146211,0.5102996837761883,0.5087527253068246,0.5053794484395242,0.5046578863270835,0.5023033937692443,0.49932115616560513,0.4975050856203834,0.4904114495159008,0.479513806542987,0.47838257606584106,0.4729839514704238,0.46939113800865473,0.4692134059005329,0.46650512646114195,0.4629811331114164,0.4627646631731887,0.4565550952984785,0.45443408525135237,0.45366230538461266,0.4512715669621813],"twin_dists":[0.10772172952536858,0.12651251847960812,0.14850100614386696,0.148942527454829,0.14933025278441722,0.15064960326285906,0.1509891526967338,0.15173050746480696,0.1518892575663417,0.15240769389244677,0.15306531146642327,0.15346631308857725,0.15503669180466792,0.15746258263756502,0.15771538701864393,0.15892454188345193,0.1597317734369988,0.15977176010924862,0.16038171668196055,0.1611772187050231,0.16122615307046445,0.16263334209170646,0.16311557294930001,0.1632912479880581,0.16383613569569533],"n_dims_used":45,"mean_confidence":0.9171483357747395},"coverage":{"mean_confidence":0.9171483357747395,"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}}