{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007391","490:4900003079","490:4900002930","490:4900000799","487:4870006001","490:4900002789","490:4900000913","496:4960006753","490:4900000928","494:4940008022","490:4900004584","490:4900004463","490:4900000509","490:4900003492","490:4900012420","487:4870000596","490:4900006289","490:4900005664","494:4940006166","467:4670003794","466:4660011830","466:4660013438","490:4900005008","490:4900001310","490:4900005903"],"twin_admin_codes":[494,490,490,490,487,490,490,496,490,494,490,490,490,490,490,487,490,490,494,467,466,466,490,490,490],"twin_sims":[0.3615816409809642,0.35329274892118545,0.3449865262000641,0.3371252997652489,0.2278578094792475,0.21278425856533073,0.19586663155926617,0.18600357189730382,0.18301792148083526,0.17477875304309629,0.16366710714456081,0.15880590194066468,0.15163444691104502,0.14181697878776237,0.13637951714914429,0.1361461930533715,0.1327057226726651,0.12763749974623292,0.12406902692911291,0.12016890683186957,0.11992077343588646,0.11763141964243505,0.11099029731996297,0.10852613947087239,0.10130252174878086],"twin_dists":[0.18524923042183844,0.18734891088979536,0.18947881347479328,0.19151979114999015,0.22337154468688122,0.22848141242945338,0.23451760245356232,0.23820477962701178,0.2393478768995636,0.242572332549543,0.2470976546767698,0.24914737683893667,0.2522564178846942,0.2566931004634273,0.25924936779408636,0.2593607507951066,0.26102001233311384,0.263524332092093,0.2653331134592955,0.26735583351067677,0.2674862084220331,0.26869892755091385,0.2723225204369948,0.27370962498403106,0.27792193361083245],"n_dims_used":45,"mean_confidence":0.9135988023546007},"coverage":{"mean_confidence":0.9135988023546007,"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}}