{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012982","490:4900012878","490:4900012804","490:4900012678","490:4900012675","490:4900012254","490:4900012319","490:4900012871","490:4900012531","490:4900013021","490:4900012320","490:4900012807","490:4900013056","490:4900012812","490:4900012674","490:4900012803","490:4900012802","490:4900012938","490:4900012677","490:4900012322","490:4900012806","490:4900012321","490:4900012390","490:4900012464","490:4900012799"],"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":[0.3708851505678138,0.30682001833689587,0.28669028155152787,0.24850469854736584,0.2207875637559434,0.20938653934994378,0.2075403406192247,0.18584701913451854,0.1789140321570893,0.15825501325703187,0.1416293940279238,0.13992274194378426,0.13717886807386018,0.12754442306416555,0.12510253904122975,0.11193377210549009,0.1089493411493477,0.10778880980535914,0.10413172349677918,0.09345719896653036,0.08851614411553047,0.0852676079384155,0.07553203155208882,0.07048597874635344,0.05787637003425565],"twin_dists":[0.18292145701792623,0.19964323447173785,0.2052964274764981,0.21672262174562354,0.22573921643922737,0.22966666386614226,0.23031617626221987,0.23826439594634993,0.24094079214535982,0.24938252308619205,0.2567800598859743,0.25757518596551743,0.2588688565441163,0.26357102054720544,0.2648052300091566,0.2717977266004992,0.2734696778028963,0.27412941447459477,0.2762451171875,0.28277178834870853,0.2859935486689458,0.2881903249121897,0.29520093586648644,0.2991255856686385,0.3100409555299288],"n_dims_used":45,"mean_confidence":0.9099024454752604},"coverage":{"mean_confidence":0.9099024454752604,"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}}