{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000078","490:4900000120","490:4900000031","490:4900000291","490:4900000069","490:4900000185","490:4900000620","490:4900000098","490:4900000181","490:4900000355","490:4900000349","490:4900000156","490:4900000165","490:4900000249","490:4900000431","490:4900001885","490:4900000418","490:4900000191","490:4900001611","490:4900000205","490:4900000425","490:4900000182","490:4900000434","490:4900000155","490:4900000707"],"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":[0.7547265562112824,0.680654389587041,0.6618676822964507,0.6380396272599606,0.6167259998349565,0.6079443110854084,0.606844166436844,0.5751563330832864,0.570140132152121,0.5669861291852973,0.5601042984279794,0.5551957071493518,0.5398708247130202,0.46819304230583375,0.45824956574462383,0.45293057244775037,0.4439530794244392,0.435598370563933,0.4293762124447054,0.42729227718043583,0.42322131677239455,0.4190815763395272,0.41804439139207333,0.41545125612675793,0.4137265835921344],"twin_dists":[0.09743179753330944,0.11392007943960548,0.11799147115511542,0.12312140932148286,0.12769118491684608,0.12957178606650785,0.1298073570948128,0.13659850009390412,0.1376759129920142,0.13835387639557753,0.13983475320528624,0.14089252271259414,0.14420459537333075,0.16000142406038506,0.16224867224811276,0.16345790884224723,0.1655108969740647,0.167435831955863,0.16887896673843655,0.16936420042017866,0.1703149316334154,0.17128565925166386,0.17152950392550384,0.17214029060442784,0.17254742843696694],"n_dims_used":45,"mean_confidence":0.916318851047092},"coverage":{"mean_confidence":0.916318851047092,"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}}