{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000161},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000160","491:4910000058","491:4910000332","491:4910000157","491:4910000118","491:4910000113","492:4920006659","491:4910000024","491:4910000251","491:4910000632","491:4910000470","491:4910000177","491:4910000120","491:4910000110","491:4910000134","491:4910000289","491:4910000009","491:4910000139","491:4910000194","492:4920006620","491:4910000137","491:4910000158","491:4910000040","492:4920006621","491:4910000558"],"twin_admin_codes":[491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,492,491],"twin_sims":[0.4216309710009604,0.41438257935672895,0.28197916417910296,0.2134202274012453,0.1994116239700534,0.17615290693431013,0.154780983071576,0.1466759371250342,0.13875944013775457,0.13747036181440486,0.13742634486211514,0.13512126211142308,0.13475231579859426,0.13305231463952405,0.13178077212466843,0.1274615200108458,0.11034252549696674,0.09903279817705138,0.0958538113499738,0.09452697505619123,0.09034643977953659,0.08964554526332473,0.08430984594269429,0.08102968883106894,0.08087475019026341],"twin_dists":[0.17068737620807015,0.17239248336368437,0.206653294959083,0.228260990656402,0.233223925674034,0.2420271527243368,0.2508793356814928,0.25446980364034555,0.25812131996856674,0.2587305110696093,0.25875138782276463,0.2598517282377109,0.26002915001190746,0.26085140498285464,0.2614716031910595,0.26361262750781256,0.2726848324984683,0.27929382055786506,0.2812573511434524,0.28209205246770946,0.2847839040868011,0.28524481038313326,0.28885070671231483,0.29115876895281245,0.29126962675426726],"n_dims_used":45,"mean_confidence":0.8902105543348524},"coverage":{"mean_confidence":0.8902105543348524,"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}}