{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001833","491:4910001103","491:4910002139","491:4910003462","491:4910002093","491:4910002779","491:4910002735","491:4910002926","491:4910003421","492:4920001479","491:4910001303","491:4910003468","491:4910002058","491:4910002500","491:4910003049","491:4910001539","491:4910003035","492:4920000772","492:4920003189","491:4910003407","492:4920001036","491:4910000976","492:4920001079","492:4920002808","491:4910002040"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,492,492,491,492,491,492,492,491],"twin_sims":[0.6902348086620722,0.4222001110387075,0.4177736340489305,0.3545028368349052,0.34701075380455315,0.29541640020112403,0.2592084988423829,0.24546800383204742,0.23895622896659557,0.22439880768108644,0.22093341214246684,0.20962696430721806,0.2049030790305788,0.19990817138404698,0.19952466669534508,0.18717757780441588,0.18594918951823142,0.16877545961859766,0.16184584956600245,0.16136773645513486,0.1545136857522901,0.15395333933032987,0.15296371599080083,0.14848519120020628,0.14837966454358467],"twin_dists":[0.11183142665276016,0.17055402109934087,0.17159320206555537,0.1870408097790183,0.18895729306140394,0.2028179966456509,0.21341524316683377,0.21767744163814348,0.21975092434932825,0.2245236855296501,0.22568986818776676,0.2295823670812329,0.23125086635994363,0.23304399207873966,0.23318293530401324,0.23775882985037122,0.2382254847951066,0.24499066191510638,0.2478603427615328,0.24806159268667652,0.25099551652517355,0.251239549765872,0.2516721297033258,0.25365588242026116,0.2537031535187193],"n_dims_used":45,"mean_confidence":0.8981785244411893},"coverage":{"mean_confidence":0.8981785244411893,"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}}