{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009221},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009224","490:4900009001","490:4900008460","490:4900008682","490:4900009333","490:4900008447","490:4900008558","490:4900010995","490:4900008561","490:4900011971","490:4900008334","490:4900008882","490:4900007906","490:4900008673","490:4900009636","490:4900008998","490:4900008785","490:4900009220","490:4900010418","490:4900008886","490:4900008458","490:4900009967","490:4900008677","490:4900007880","490:4900009524"],"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":[0.09158008328567874,0.07549127217004686,0.059347178244301406,0.05771420953419415,0.05239488974213499,0.04805547659146898,0.03516775665669771,0.026148681740261755,0.025405626661826854,0.024772762258398043,0.023736456445503536,0.023556958058331638,0.021060349053317138,0.0187124581457442,0.017586896987071964,0.016516368839602072,0.015411281684271378,0.015229730638865582,0.015117532556235337,0.014954158362332656,0.014428247934626645,0.013691894952191504,0.013442023023105881,0.013404496767142919,0.012335927673705548],"twin_dists":[0.2839794961334445,0.295231776330781,0.308672653444429,0.3101935626053748,0.3154076843145956,0.31999762107665214,0.33605261981509366,0.3506109180954542,0.3519950642720613,0.35320180589361655,0.3552366693815657,0.35559691749004807,0.36087178461870817,0.3663549928255431,0.36920012140922986,0.37205825746085647,0.37518468918224845,0.37571707353977,0.3760488861673093,0.3765359457633247,0.37813631466417497,0.38046580789356715,0.38128147698833287,0.38140513124969944,0.38506150850435544],"n_dims_used":45,"mean_confidence":0.8783057318793402},"coverage":{"mean_confidence":0.8783057318793402,"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}}