{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012455","490:4900012379","490:4900012249","490:4900013024","490:4900012667","490:4900012383","490:4900012731","490:4900012250","490:4900012315","490:4900012671","490:4900012298","490:4900012232","490:4900012536","490:4900012673","490:4900012246","490:4900012670","490:4900012236","490:4900013185","490:4900013218","490:4900012734","490:4900012657","490:4900012309","490:4900013193","490:4900012594","490:4900012456"],"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":[0.0542172035693673,0.025502190318302212,0.025496130625884284,0.02549588849337761,0.024864937924460376,0.02451766353775355,0.02441454280345306,0.023525242748526142,0.0223120210398388,0.02183037193226885,0.02170104148531547,0.021682893796567196,0.021256144700737514,0.018302108820759715,0.016728228712985804,0.013574395030466136,0.013008202161933104,0.01075114904503315,0.009251843372195494,0.008530262086350052,0.008163092137455977,0.007468461077178744,0.007048320536716966,0.006950351910127139,0.006843399100553656],"twin_dists":[0.3135739825736992,0.35181322693864026,0.3518246203347649,0.35182507563939663,0.3530243996145226,0.3536957761231367,0.3538967207074116,0.3556608163265463,0.3581631171161707,0.35918940022266116,0.3594683235734335,0.3595075777393237,0.3604389901313122,0.3673744537359838,0.37147997784343706,0.3808477155416835,0.38273000801493273,0.3910383707570491,0.3974639929951561,0.4008952240869483,0.40274211458008424,0.40644972733277185,0.4088454599931531,0.40942251788699113,0.41006090781750604],"n_dims_used":45,"mean_confidence":0.9128163655598959},"coverage":{"mean_confidence":0.9128163655598959,"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}}