{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005091","477:4770002547","489:4890005092","489:4890005004","489:4890005011","489:4890005117","489:4890005012","477:4770002686","477:4770002413","489:4890005077","477:4770002554","477:4770002411","477:4770002549","489:4890005138","489:4890005093","489:4890005079","489:4890004826","489:4890005080","489:4890005206","489:4890004967","489:4890005009","477:4770002619","489:4890005118","477:4770002084","489:4890005000"],"twin_admin_codes":[489,477,489,489,489,489,489,477,477,489,477,477,477,489,489,489,489,489,489,489,489,477,489,477,489],"twin_sims":[0.6678287764004001,0.6648982842695929,0.6648311598270661,0.5436804239364689,0.5370085518805617,0.5360562191397176,0.5082107555312049,0.5042940250683302,0.46701767906227176,0.4657528330411268,0.44972996912367774,0.448148155354646,0.4218709407502575,0.4187569183535159,0.4185605479791697,0.4153642121359321,0.4146390965246765,0.41078876840604395,0.4073916918378336,0.39710995724332465,0.39119072329521926,0.3800174436148637,0.3755788413618574,0.3713562024236375,0.36055938817457145],"twin_dists":[0.11670268225218784,0.117336579705664,0.11735109195776156,0.14337974710221815,0.14482505036704993,0.145031629886142,0.15110817560290493,0.15196933341183969,0.16026618719843794,0.16055136300749578,0.16418805880899814,0.16454963230897862,0.17063113970941074,0.17136195946764762,0.17140812210375103,0.17216082129136756,0.1723319233150539,0.17324264917666946,0.17404927426913996,0.17650913427912684,0.1779384803483686,0.18066452644907172,0.18175811454375648,0.18280437891601645,0.18550683643616847],"n_dims_used":45,"mean_confidence":0.9211827596028646},"coverage":{"mean_confidence":0.9211827596028646,"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}}