{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001842},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001785","477:4770001963","489:4890004927","470:4700004798","477:4770003059","489:4890004972","485:4850002129","484:4840008608","484:4840004448","477:4770001784","489:4890005017","484:4840008627","470:4700003297","484:4840001248","477:4770001841","477:4770001788","471:4710003599","484:4840004574","477:4770001902","477:4770001732","494:4940002244","472:4720005148","472:4720001474","494:4940003257","477:4770003294"],"twin_admin_codes":[477,477,489,470,477,489,485,484,484,477,489,484,470,484,477,477,471,484,477,477,494,472,472,494,477],"twin_sims":[0.07058168957182935,0.008992555888724784,0.0013358920313257115,0.0011041731031025215,0.0009224920425489698,0.0005889173574738318,0.000363273589500795,0.00029065803712996925,0.0002282550885292265,0.0001528895639327818,0.00014192644311348358,0.00013985620904799763,0.00013454092602417495,0.00009714091000153972,0.0000946185970239463,0.00009389241867458938,0.00009177820074017095,0.00008705363776006986,0.00008163185322092474,0.000061019834316580795,0.00005915935426858788,0.00005901252046162552,0.000049320417160481094,0.00004876696780755124,0.000045548963329934606],"twin_dists":[0.2990490589091002,0.39866848402395844,0.47250601847917906,0.47925827629532675,0.48554413197019547,0.5008922305150553,0.5169054950911315,0.5241320826922786,0.5318529690170366,0.5444141059432608,0.5467145684478361,0.547167726918701,0.5483608496592186,0.5582895584406382,0.5590838436447152,0.5593162345919269,0.5600026376270438,0.5615922437888256,0.5635203273444251,0.5721648977118791,0.5730769944547885,0.573150133478315,0.5784059821166405,0.5787349782193019,0.5807211808366906],"n_dims_used":45,"mean_confidence":0.9023776584201388},"coverage":{"mean_confidence":0.9023776584201388,"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}}