{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001441},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002753","493:4930000076","466:4660009420","470:4700008698","493:4930003638","470:4700005531","493:4930003780","469:4690002130","496:4960012272","470:4700005449","481:4810001235","493:4930002570","469:4690002234","470:4700004415","493:4930002913","481:4810002408","470:4700001721","470:4700006801","470:4700007127","496:4960004735","493:4930000731","481:4810001128","466:4660001020","481:4810002027","466:4660008130"],"twin_admin_codes":[493,493,466,470,493,470,493,469,496,470,481,493,469,470,493,481,470,470,470,496,493,481,466,481,466],"twin_sims":[0.4656264290235883,0.3692733830591915,0.3606107944858346,0.3534964201146844,0.31130560626515674,0.3066429016886312,0.30059895196454983,0.29653167719716045,0.29317397030898423,0.2928055171769056,0.2790563635717297,0.27774015776324296,0.2717203113458945,0.2713520604502995,0.2647782331628414,0.25097355169903135,0.24671391790310135,0.24611589529188493,0.23666741858441684,0.23627686756250385,0.23482752337477455,0.23426214143324908,0.23374532651657673,0.23127995648061075,0.228596782216821],"twin_dists":[0.16057987709273633,0.1833226149760091,0.18549387325402433,0.18729701578382077,0.19841321135730894,0.19969201439543835,0.2013664693292341,0.2025043744774439,0.203450702921468,0.20355493638120967,0.20750200085364678,0.20788595722610723,0.20965636585043054,0.20976544527582464,0.21172829145489414,0.21595184495205802,0.21728477906612276,0.21747309240157292,0.2204884354192685,0.22061474473692988,0.2210846784503185,0.22126851201064704,0.2214368086235328,0.22224301757882767,0.22312690949090425],"n_dims_used":45,"mean_confidence":0.924375237358941},"coverage":{"mean_confidence":0.924375237358941,"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}}