{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005028","479:4790003503","489:4890005392","489:4890004793","472:4720000041","479:4790002908","472:4720000020","479:4790002651","489:4890004363","479:4790004092","479:4790004171","489:4890004743","479:4790003155","479:4790001147","479:4790004180","479:4790002645","479:4790003756","472:4720004199","472:4720004279","479:4790003327","489:4890005022","489:4890005282","489:4890004435","479:4790003928","479:4790003936"],"twin_admin_codes":[489,479,489,489,472,479,472,479,489,479,479,489,479,479,479,479,479,472,472,479,489,489,489,479,479],"twin_sims":[0.8756984986386108,0.8684489804114628,0.8012836422842148,0.7183051998540476,0.7129953838611169,0.6756444746104294,0.649170286248202,0.6293623848664394,0.6204762839043001,0.6185984023064834,0.6082374913021716,0.6062300678917466,0.59943933413351,0.5940310589973439,0.593178894876828,0.5912531300383218,0.5838560834275761,0.5821260595791059,0.5773391161717585,0.5715310046986274,0.570342489700702,0.567634686521946,0.5674994322305068,0.564316912650295,0.5589405022989631],"twin_dists":[0.06691584978316627,0.0689794786698555,0.08645003996659772,0.10564804290644762,0.10682606189421172,0.11500871918759269,0.12072882733559283,0.12498326860151082,0.12688782553138273,0.12729011705093193,0.12950900789914882,0.1299388520806679,0.1313929993597172,0.1325513642659447,0.13273391783053481,0.13314650414510315,0.13473196576820168,0.13510296245201023,0.136129957467438,0.13737707359815993,0.13763243003671247,0.13821443139508957,0.13824351059753945,0.13892798213001087,0.14008542361502135],"n_dims_used":45,"mean_confidence":0.918235100640191},"coverage":{"mean_confidence":0.918235100640191,"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}}