{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005357},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004979","489:4890005216","489:4890005067","489:4890005329","489:4890005180","489:4890004616","489:4890005385","489:4890005333","489:4890005381","478:4780005658","470:4700005996","479:4790003328","489:4890005360","470:4700006693","489:4890005272","489:4890004890","498:4980003584","489:4890004612","489:4890005187","498:4980005277","489:4890004861","472:4720004925","489:4890004651","468:4680002084","498:4980005276"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,478,470,479,489,470,489,489,498,489,489,498,489,472,489,468,498],"twin_sims":[0.688293525361803,0.645970593880279,0.5880358353357378,0.5754762141650375,0.5700113307430515,0.5111060098938975,0.47714374685112126,0.47420807912530405,0.47178324966522506,0.4238545464374895,0.41759796870136306,0.4025008158658212,0.3940108743407694,0.3931433680368372,0.38556829519034735,0.3842008685091171,0.38218812608785685,0.36543590440416046,0.3492260996108654,0.34872273158416006,0.33783923814787653,0.3334212511089883,0.3324865063812541,0.33217599660379576,0.33123647619731317],"twin_dists":[0.1122554256369436,0.12141719812937092,0.13383594443330285,0.13652982601340838,0.1377035909558473,0.15047272385789584,0.15799245818689836,0.15864997322878474,0.1591940855757836,0.17016679826553735,0.17163453837503745,0.17521586090326735,0.1772562449677362,0.17746586481467191,0.1793055413838184,0.17963944704801513,0.18013196376202356,0.1842812691873376,0.18838836899281636,0.18851747217075673,0.1913333870914541,0.19249033948574087,0.19273618977917345,0.19281794141575326,0.19306555493581476],"n_dims_used":45,"mean_confidence":0.9182745191786025},"coverage":{"mean_confidence":0.9182745191786025,"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}}