{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005252","489:4890005430","489:4890005254","489:4890005429","489:4890005428","489:4890005251","489:4890005250","472:4720000006","489:4890005274","489:4890005026","489:4890005217","489:4890005249","489:4890005356","489:4890005066","489:4890005025","489:4890005244","489:4890005155","489:4890004764","489:4890005248","489:4890003874","489:4890003746","489:4890004574","489:4890004941","489:4890004794","479:4790003500"],"twin_admin_codes":[489,489,489,489,489,489,489,472,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479],"twin_sims":[0.852338765028745,0.8263961389589133,0.7869486310700521,0.7818781955401144,0.7554401684191163,0.7353178358204571,0.7197934840482564,0.7027677690459294,0.6939450090108398,0.6732791219122819,0.6625710283184904,0.6529183286642805,0.6515180986767932,0.642055067709171,0.6245281402117474,0.6013911644794717,0.5923673968136546,0.5563865113634362,0.5527826395991008,0.55248794088334,0.5468105347776709,0.5461715663921827,0.5301541322150136,0.5272449398539477,0.5250935168874361],"twin_dists":[0.07341556056488312,0.08020336545487905,0.08990322611506503,0.09110791291738675,0.09726804822178244,0.10184221080835422,0.10531706852441322,0.10908355797200402,0.11101990832441966,0.11552192081934787,0.11783954100070922,0.11992180448399561,0.12022338994851477,0.12225890659118421,0.12601960356238381,0.1309750174076588,0.1329077701508576,0.14063578802690338,0.14141303040914063,0.14147662208417267,0.14270279933358065,0.14284093359860228,0.14631356771292187,0.14694654670037616,0.14741514139004508],"n_dims_used":45,"mean_confidence":0.9182654486762153},"coverage":{"mean_confidence":0.9182654486762153,"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}}