{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010776","490:4900011018","490:4900010688","490:4900011087","490:4900010940","490:4900011086","490:4900010678","490:4900011088","490:4900011082","490:4900010775","490:4900011096","490:4900010757","490:4900010495","490:4900011390","490:4900010427","490:4900011510","490:4900011160","490:4900010677","490:4900011320","490:4900011005","490:4900010508","490:4900011587","490:4900012118","490:4900010672","490:4900010513"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6861022489982219,0.5106902947653885,0.4822741205341495,0.3800987802517248,0.3648000250019413,0.36356956222395725,0.3627491301155339,0.35035547438891956,0.35019444767507324,0.3430605843380123,0.335841325454219,0.3337333671641696,0.3295767856624643,0.3292702295477551,0.3288091325865647,0.3253856894725172,0.3074873669227161,0.30508811130543206,0.302409348430452,0.3002055526263454,0.29804776627711516,0.29333462597090576,0.2920325884959744,0.2872462748566815,0.2751034948121518],"twin_dists":[0.11273354042283594,0.15056390811472314,0.15684651117085213,0.18064454462969237,0.1844406075857294,0.1847493347987071,0.18495547760877667,0.18809906308652125,0.1881402825487928,0.18997651979333216,0.19185556496593786,0.19240833248754302,0.1935039134171982,0.19358501369970682,0.19370707644018367,0.1946163071967783,0.19945958483791912,0.200120921385863,0.2008628694162824,0.20147613552917587,0.2020791529357434,0.20340527857965918,0.20377384688360353,0.20513718072628015,0.20865846337308108],"n_dims_used":45,"mean_confidence":0.8929487440321181},"coverage":{"mean_confidence":0.8929487440321181,"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}}