{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000709","491:4910000897","491:4910000589","491:4910000893","491:4910000340","491:4910000350","491:4910000582","491:4910000385","491:4910000771","491:4910000645","491:4910000581","491:4910000301","491:4910000590","491:4910000537","491:4910000347","491:4910000487","492:4920006632","491:4910000769","491:4910000388","491:4910000887","491:4910000342","492:4920006666","491:4910000829","491:4910000386","491:4910000703"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,492,491,491,491],"twin_sims":[0.5833284689187317,0.480482218789316,0.4365184134253161,0.3427877781449679,0.3383079921067747,0.308169779053889,0.29529793909456536,0.2702904717381304,0.2645472569796278,0.26025854787155306,0.2292381880939643,0.21057526609448007,0.19717338091067105,0.19670078556702356,0.1923712119071043,0.19155533381918513,0.17491329145923273,0.16904373829401548,0.16747176468007935,0.16204675321790718,0.15558891710968256,0.1552004480658749,0.14834463671203568,0.14764757485473531,0.13381679488182627],"twin_dists":[0.13484510206691744,0.15724631594138888,0.1672231460165262,0.19004713905790965,0.19121111440212027,0.19927202709104314,0.20285134955853576,0.21008040998981672,0.21179780539853887,0.2130954789246644,0.22291499713617138,0.22925051686801695,0.23403885896415835,0.23421174562502428,0.23580918201606524,0.236113001116188,0.24251882132264785,0.24488128465695205,0.24552396631622392,0.24777590601721466,0.25052905726796615,0.25069731082991786,0.2537188498633891,0.2540317811963908,0.26048067101085337],"n_dims_used":44,"mean_confidence":0.8966876810247247},"coverage":{"mean_confidence":0.8966876810247247,"n_dims_used":44,"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}}