{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690003050","469:4690003369","466:4660002290","470:4700001811","469:4690003375","470:4700002449","469:4690003055","470:4700006880","466:4660002590","490:4900001349","469:4690003547","466:4660002287","470:4700001224","496:4960011989","466:4660000681","469:4690001745","469:4690002654","469:4690002334","466:4660001840","470:4700001363","466:4660002935","487:4870004684","466:4660013350","466:4660002043","466:4660003128"],"twin_admin_codes":[469,469,466,470,469,470,469,470,466,490,469,466,470,496,466,469,469,469,466,470,466,487,466,466,466],"twin_sims":[0.49237806083743707,0.4074016117649812,0.39800012633269777,0.33991077740399284,0.3345612437615565,0.3193966941397339,0.31321641995050886,0.30246475532561234,0.2771633543663605,0.2698978995951584,0.2577630488584563,0.2545791151236172,0.24854427317862543,0.24454256660657206,0.23537760807810545,0.23228362693540788,0.22364436021131381,0.2202923503922349,0.21795623583045795,0.216757124882199,0.21615083183399228,0.2139370801036426,0.21269780527879786,0.21261486195309814,0.2124096857936041],"twin_dists":[0.15460066525530827,0.17404691450038262,0.17629503292841256,0.19079372138735662,0.19219101383129392,0.1962197973919317,0.19789231719427913,0.20084748455865054,0.20805456862797733,0.2101970764125844,0.21385675343879743,0.21483482862502853,0.21671022797202313,0.21796993405693882,0.22090609678014075,0.22191412540455716,0.22477654580060039,0.2259069363510675,0.2267015622312735,0.227111660578735,0.22731959519419134,0.22808218057696777,0.22851141086181304,0.22854019913221063,0.2286114451038485],"n_dims_used":43,"mean_confidence":0.9119807398596476},"coverage":{"mean_confidence":0.9119807398596476,"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}}