{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004244","490:4900004249","490:4900001654","490:4900003687","490:4900001521","490:4900003966","490:4900003682","490:4900001790","490:4900004397","490:4900004381","490:4900004932","490:4900003674","490:4900004105","490:4900009290","490:4900003146","490:4900009376","490:4900002407","490:4900003547","490:4900010639","490:4900004390","490:4900008511","490:4900003972","490:4900002700","490:4900003558","494:4940008920"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.36154534731054505,0.22854990952216991,0.20802825084261004,0.19235986830546747,0.17079615454810926,0.15875645600942107,0.15626648022475828,0.1406643638735662,0.13829620276668228,0.13617037061724055,0.10871781947438165,0.106939443669608,0.10310780148064796,0.10097180168064941,0.09423637633621382,0.09313224017915979,0.09178621724810682,0.0860404329868322,0.08291671850093037,0.08280194019163319,0.07773785288727791,0.07741796764215413,0.07664806979242954,0.07584581609557081,0.07552297386353826],"twin_dists":[0.18525837001540496,0.22314241103619548,0.23014414282171822,0.23581340001811849,0.2441698743465191,0.24916845848615105,0.2502363250256273,0.25722878295125434,0.2583397473543962,0.2593492024013212,0.27360085648610366,0.2746157600669816,0.2768478257942496,0.27812032374190493,0.2822760964189966,0.28297948228188013,0.28384592178456314,0.2876617541555835,0.2898220444852269,0.2899026517834923,0.2935515646600259,0.2937883991142161,0.2943616560930559,0.2949639599816638,0.2952077881792985],"n_dims_used":45,"mean_confidence":0.9204748365614149},"coverage":{"mean_confidence":0.9204748365614149,"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}}