{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001626","496:4960002386","496:4960002658","496:4960002802","496:4960001259","496:4960002001","496:4960002124","496:4960002644","496:4960002659","496:4960001506","496:4960002250","496:4960001874","496:4960003353","496:4960001751","496:4960003085","496:4960002943","496:4960002511","496:4960004038","496:4960002920","496:4960003224","496:4960003358","488:4880005677","496:4960003482","496:4960002007","472:4720002046"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,488,496,496,472],"twin_sims":[0.7807617293999629,0.7370424175100163,0.6810836917725518,0.6419641076774876,0.6298504448506441,0.628292148415052,0.6194334537204695,0.6029931666211817,0.5948467411060129,0.5825877015925425,0.5787770462434682,0.5765462316697162,0.5677026392091388,0.5616245996920687,0.5599557504498246,0.5572143081677747,0.5556448896650781,0.5493623961664054,0.5490791919106403,0.5384955390603791,0.5340749864924558,0.5325075814636097,0.5237674142179244,0.5205945294634202,0.5107641774634941],"twin_dists":[0.09137208026866973,0.10145347961141729,0.11382668414411615,0.12227845185610109,0.12487860835124955,0.1252127490941712,0.12711123377795505,0.1306319680591295,0.13237663582186424,0.13500395722682274,0.13582138797267287,0.13630013410797084,0.13819982210981455,0.1395074025479369,0.139866744979928,0.14045736467220188,0.14079567036247267,0.14215140303715362,0.1422125754934491,0.14450263693822307,0.14546163197361908,0.1458020467632993,0.14770418907717653,0.14839645495876538,0.15054770106676424],"n_dims_used":45,"mean_confidence":0.9300949096679687},"coverage":{"mean_confidence":0.9300949096679687,"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}}