{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010988","490:4900010909","490:4900010493","490:4900009623","490:4900011069","490:4900011890","490:4900008901","490:4900009527","490:4900010662","490:4900007783","490:4900009099","490:4900009723","490:4900009009","490:4900009002","490:4900010831","490:4900011145","490:4900009626","490:4900009624","490:4900012021","490:4900009529","490:4900010482","490:4900007780","490:4900010311","490:4900011147","490:4900011296"],"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":[0.31807228550243544,0.23793158292383804,0.20384591204287905,0.1909018221282557,0.18207252166270876,0.1716194077278634,0.16451762839873396,0.1542056009085675,0.15133320593986566,0.14842522292419244,0.1446946517641991,0.13511899409565437,0.12576905487797613,0.10329408630626422,0.09164867564660652,0.09155963691953692,0.08789035958732688,0.08528676223627082,0.0832962379885406,0.08197069725991814,0.08162831006708952,0.0773607435265999,0.07154902473297346,0.06508281701507036,0.06503876113418229],"twin_dists":[0.1965766621750437,0.22008051867227715,0.23162785506148661,0.23635700932056042,0.23971257490176903,0.24383747353029783,0.2467435855215314,0.25112960839493437,0.2523893527701044,0.2536827424132614,0.25536967873409205,0.2598528177877826,0.26446655047778905,0.2767378272874609,0.2839350220666367,0.28399275829004605,0.2864116833010697,0.2881771783686668,0.28955614622140946,0.29048910450323373,0.2907320471474783,0.2938308492958703,0.2982803010600738,0.3035894807288608,0.3036271007162067],"n_dims_used":45,"mean_confidence":0.8862415737575955},"coverage":{"mean_confidence":0.8862415737575955,"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}}