{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000784","490:4900000572","490:4900000486","490:4900001036","490:4900000687","490:4900000323","487:4870005131","494:4940007718","496:4960008864","490:4900000096","494:4940007823","490:4900000500","496:4960009176","490:4900001170","490:4900000282","496:4960008670","496:4960008144","490:4900000584","496:4960007904","496:4960008364","490:4900000906","496:4960008253","490:4900001152","490:4900002774","490:4900001592"],"twin_admin_codes":[490,490,490,490,490,490,487,494,496,490,494,490,496,490,490,496,496,490,496,496,490,496,490,490,490],"twin_sims":[0.5381323278467495,0.4886596478647922,0.41165188690249305,0.40860979902379335,0.40605153298909247,0.40514633127086463,0.33794263218585113,0.3351982675338207,0.3277373054143449,0.32531031295678564,0.3187587578528731,0.3162233954858062,0.3142611285224272,0.30788772460610764,0.3041546303774491,0.3030669362562662,0.2916403840304686,0.291460700490221,0.29117885826936574,0.29005075290676857,0.28759267855872805,0.28739485928460623,0.2841429329414191,0.28390776130344325,0.28106275211790605],"twin_dists":[0.14458137364758822,0.15542553104462084,0.17303817180335587,0.17375969879435535,0.1743683083251798,0.17458406303301824,0.1913064092927134,0.1920239931540309,0.19399117794698237,0.1946363858222736,0.19639158655447636,0.19707625335721618,0.1976082913262026,0.1993495194078187,0.20037904077549895,0.20068038232466015,0.2038850594248499,0.20393603973263355,0.20401604243327318,0.20433672448854281,0.20503805768200475,0.20509465468865545,0.20602841684368525,0.2060961930113538,0.20691882085703034],"n_dims_used":45,"mean_confidence":0.912852308485243},"coverage":{"mean_confidence":0.912852308485243,"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}}