{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003692},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001020","496:4960003151","496:4960001929","496:4960002433","496:4960003817","496:4960001024","496:4960002990","496:4960002170","496:4960001028","496:4960001027","496:4960005756","470:4700005473","496:4960002873","496:4960003553","496:4960003284","496:4960005026","496:4960000930","496:4960004413","496:4960005625","496:4960001026","496:4960004259","470:4700006930","496:4960002874","496:4960003408","496:4960007742"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,470,496,496,496,496,496,496,496,496,496,470,496,496,496],"twin_sims":[0.7866438168463145,0.7541686523455533,0.698381786824952,0.6894421570944609,0.6890885279328736,0.6861129888365319,0.6796868546232072,0.6628960606763987,0.6622011812551939,0.6501087747294094,0.6266339702571299,0.6194256557927059,0.6123505682946137,0.6101095217010748,0.6045671561060664,0.5988260169459104,0.5933474279715726,0.5681072639452357,0.5679556213215652,0.5601391838489016,0.55278047257206,0.5527306638134266,0.5518991061145183,0.5516056398408828,0.5512038203214645],"twin_dists":[0.08997588185500652,0.09755973337937868,0.11004735995945036,0.11200460063796375,0.1120818373457377,0.11273119832755872,0.11413050348835609,0.11776931891507135,0.11791943615167699,0.12052682482394907,0.12556823825256275,0.12711290428452954,0.12862825038638095,0.12910814802308584,0.13029492757174255,0.13152434649831712,0.13269781321992602,0.13811283524053336,0.13814543476885235,0.13982724033697788,0.14141349800249667,0.14142424563767586,0.14160370002974818,0.14166704176638067,0.14175377918601323],"n_dims_used":45,"mean_confidence":0.9304622226291233},"coverage":{"mean_confidence":0.9304622226291233,"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}}