{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000343","490:4900001061","490:4900000956","490:4900001883","490:4900001044","490:4900000503","496:4960008272","490:4900001093","490:4900001740","490:4900000517","496:4960008966","490:4900001060","490:4900001205","490:4900000145","496:4960008967","496:4960009184","496:4960008963","490:4900003735","490:4900001071","496:4960008155","490:4900000522","490:4900002180","490:4900001349","496:4960008868","490:4900000619"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,496,490,490,490,496,496,496,490,490,496,490,490,490,496,490],"twin_sims":[0.6920453129326908,0.6235884976708136,0.5890359215716375,0.583030362181569,0.5773742780574675,0.5677310701683829,0.5480596363064213,0.5457300420971279,0.5444640936872515,0.4727568009219406,0.4711726603425524,0.4644291468439972,0.4489405716842487,0.4417833705429195,0.43668954781855746,0.4224553794976135,0.41969626052618003,0.4106477366238954,0.3973950342384709,0.38988812239921006,0.3888912146111789,0.3812131797036367,0.37957472045031376,0.37753234547789644,0.37509356901311336],"twin_dists":[0.11143561661664354,0.12622097613011835,0.133621612231111,0.13490902831252236,0.1361224111690903,0.13819370974119638,0.1424328442700216,0.14293640010445585,0.14321019885150654,0.15897551706367674,0.15933124371662052,0.16085009191923685,0.1643684407020559,0.16600943161126683,0.16718360459611475,0.17049423373447495,0.17114126664773394,0.17327607822181815,0.1764405443342382,0.17825437289688434,0.17849646659567533,0.18037097974276903,0.1807733256912034,0.1812760375492852,0.1818780577785998],"n_dims_used":45,"mean_confidence":0.9127844916449652},"coverage":{"mean_confidence":0.9127844916449652,"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}}