{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001693},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001695","490:4900002453","490:4900001837","490:4900004298","487:4870001871","490:4900001839","490:4900004021","490:4900003217","490:4900001558","490:4900003203","490:4900003868","490:4900002933","490:4900002781","490:4900003727","490:4900003621","490:4900003622","490:4900001866","490:4900003061","490:4900003223","490:4900002490","490:4900001840","490:4900000229","490:4900004442","490:4900004585","490:4900000731"],"twin_admin_codes":[490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6480499601651681,0.6246442895966389,0.6005142837346362,0.5981041070494193,0.5648288283641867,0.5524760744506992,0.547892289433535,0.5444698055473414,0.5435588906155583,0.5379437152355915,0.5327569401679445,0.5325998532219158,0.5220967437582882,0.5097524352337405,0.4994567900520814,0.48232799296019374,0.47714925303190436,0.4561810548102546,0.4467184916997057,0.4388280126006586,0.43054284092677597,0.4209167609564745,0.41880952287939965,0.41570623135125495,0.4058537031950006],"twin_dists":[0.12096990897752538,0.12599471057611017,0.13116279696733846,0.13167895401462087,0.13881785137393515,0.14147918279842747,0.14246900511047522,0.14320896324081706,0.14340604495384868,0.14462226502124761,0.14574787638983625,0.14578200115202505,0.14806857818109523,0.15076969107364332,0.15303537899068992,0.15683449854968562,0.15799122618393288,0.16271832430464986,0.16487684121126914,0.16669001763398128,0.16860774388716093,0.17085482994666087,0.17134959479052528,0.17208016136812115,0.17441544270583406],"n_dims_used":45,"mean_confidence":0.9166040208604601},"coverage":{"mean_confidence":0.9166040208604601,"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}}