{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011648","490:4900011713","490:4900012167","490:4900011982","490:4900011846","490:4900012100","490:4900010935","490:4900011010","490:4900011647","490:4900010772","490:4900011094","490:4900011972","490:4900010773","490:4900011911","490:4900010855","490:4900011782","490:4900011916","490:4900010680","490:4900011913","490:4900011780","490:4900011983","490:4900010681","490:4900009938","490:4900012051","490:4900011714"],"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":[0.4601832389232734,0.4000339589925841,0.3731397041872038,0.3605276959137122,0.3355831168653184,0.315896571958255,0.315759855934764,0.3099386882228811,0.2431660638571514,0.23618658118102787,0.2359987104490086,0.2326195360429946,0.21665314689404544,0.21434812107976317,0.2001010728907416,0.19073078380608877,0.18474028677457086,0.17603246022769214,0.17553102604337686,0.1752165945071062,0.1620297899948629,0.16066564161933186,0.16016847989327762,0.14959946401083324,0.13752569138007167],"twin_dists":[0.1618103233395809,0.17580667947572073,0.1823617607413658,0.18551482877558045,0.19192317331507414,0.1971647363391143,0.19720176569605666,0.19878695948052993,0.21840631359228774,0.220643963944323,0.22070478759409462,0.22180426034056208,0.22714729308793744,0.2279401853574237,0.23297417358696415,0.23642096784403896,0.23868685736198847,0.24207481716188103,0.24227350000144052,0.24239829334430932,0.247783032465612,0.24835790822717058,0.24856830218513787,0.2531582451404949,0.25870427596097756],"n_dims_used":45,"mean_confidence":0.8912061055501302},"coverage":{"mean_confidence":0.8912061055501302,"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}}