{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004004","496:4960001577","496:4960001956","496:4960001460","496:4960002207","496:4960002335","496:4960002190","496:4960003578","496:4960003021","496:4960003429","496:4960002747","496:4960002336","496:4960002203","496:4960002320","496:4960003033","496:4960004282","496:4960003308","496:4960001701","496:4960003715","496:4960003981","496:4960002332","496:4960004287","496:4960002082","496:4960003580","496:4960003566"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9397617659281984,0.9108358039877875,0.8993509505947358,0.8681095064676135,0.8349239653772267,0.8287613070934985,0.7964348932170949,0.790244944536261,0.7891026759465651,0.7869024658381139,0.769684631299181,0.7625643900002359,0.7624853007177216,0.7539805210583663,0.7531977729908288,0.7495698269461278,0.7247193942639232,0.7138693487546711,0.7122469457806743,0.7028414984382763,0.6988916687057419,0.6858729263359834,0.685738538628081,0.667395650093654,0.6661086952150266],"twin_dists":[0.04578103359597653,0.05613001503872326,0.05982181348084594,0.06907501623500899,0.0780143878622081,0.07960004975112032,0.0876262875294338,0.08911553986929864,0.0893889088411762,0.0899142320568194,0.0939728601319248,0.09562649383655898,0.09564478711558871,0.09760285825303608,0.09778219684436215,0.09861156971368502,0.10421903505815358,0.1066324618642116,0.10699176512485459,0.10906733513773967,0.10993544010219045,0.11278354721023455,0.11281284966242908,0.11679641315279585,0.11707483279717036],"n_dims_used":45,"mean_confidence":0.9410630967881944},"coverage":{"mean_confidence":0.9410630967881944,"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}}