{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002209","470:4700000455","470:4700000890","479:4790002791","496:4960004633","496:4960004460","472:4720002554","496:4960000442","470:4700000905","472:4720000760","488:4880006385","488:4880006205","470:4700000034","470:4700001156","466:4660001268","470:4700000756","499:4990002959","499:4990002371","470:4700000895","470:4700000099","470:4700008084","470:4700001578","500:5000009725","499:4990002052","488:4880004210"],"twin_admin_codes":[470,470,470,479,496,496,472,496,470,472,488,488,470,470,466,470,499,499,470,470,470,470,500,499,488],"twin_sims":[0.6419034807225986,0.5681332056316455,0.5062131043849044,0.4911664712011764,0.4874474112505184,0.4864447087290628,0.48024088711059143,0.47536571019821916,0.4703346400735512,0.4570419276021251,0.4438424187957893,0.43648958825739437,0.428719110071461,0.4117733010135733,0.41036477602826316,0.40608787726681855,0.40455729023898035,0.40060701318707714,0.3946740044050131,0.3941236252847205,0.3899619254572511,0.38867225780328657,0.38788931693857487,0.3874577888246056,0.38607837433700337],"twin_dists":[0.12229147902798704,0.1381072585009213,0.15154717112232133,0.15486923124555024,0.15569485152868912,0.15591777410140248,0.1573001973468309,0.1583905346235981,0.15951958740713154,0.16252277127605094,0.16553630073191875,0.1672298068146433,0.16903186521419955,0.17300942319222287,0.17334316411666378,0.17435965014990729,0.17472457648380282,0.1756692847658345,0.17709615371147144,0.17722901611445793,0.17823646178402985,0.17854967815054495,0.17874006648905866,0.17884507903412272,0.17918113180659126],"n_dims_used":43,"mean_confidence":0.9143737970396529},"coverage":{"mean_confidence":0.9143737970396529,"n_dims_used":43,"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}}