{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001011},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000946","477:4770000777","485:4850007124","477:4770000954","477:4770002199","500:5000001499","477:4770001313","477:4770001411","500:5000001630","500:5000001562","499:4990002221","500:5000001391","477:4770002205","477:4770001760","477:4770000897","500:5000001289","500:5000001293","477:4770001012","477:4770001185","500:5000001233","500:5000001704","500:5000002006","477:4770000087","477:4770000762","477:4770000396"],"twin_admin_codes":[477,477,485,477,477,500,477,477,500,500,499,500,477,477,477,500,500,477,477,500,500,500,477,477,477],"twin_sims":[0.6411981410110136,0.6341504126170004,0.601506730577413,0.5842628982429168,0.5607656663234846,0.5557064670438953,0.5512838381504469,0.5457419142982626,0.5433111056721016,0.5235827089707342,0.5203525872717488,0.5176641325156544,0.5030373375450693,0.5022213066958222,0.4813772295641363,0.4731755999301485,0.47269024298833134,0.4706665142717231,0.46065321023379585,0.45455210500499105,0.4470905005443084,0.4452389574668423,0.42799331863610596,0.42115297566768617,0.41317018930503063],"twin_dists":[0.12244302688623832,0.12395621528004702,0.13095026987302164,0.13464473748055036,0.13969233296501563,0.1407823940129005,0.1417365055990152,0.14293383291800543,0.14345966489904965,0.1477444619881219,0.1484492824295229,0.14903669135874062,0.1522460159389647,0.15242578058601333,0.15704656450360277,0.15888154010269775,0.1589904549675669,0.15944498573100396,0.16170388374552383,0.16308871855049195,0.16479166098300074,0.1652158828289594,0.169200858300086,0.17079943377757748,0.17267893128703465],"n_dims_used":45,"mean_confidence":0.9221143934461805},"coverage":{"mean_confidence":0.9221143934461805,"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}}