{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004506","489:4890004403","489:4890004455","468:4680003731","489:4890003661","467:4670003963","489:4890004315","489:4890003835","468:4680004311","479:4790003578","489:4890004687","479:4790001294","489:4890004451","472:4720004363","469:4690005818","472:4720005076","479:4790002576","489:4890004196","470:4700009018","478:4780002986","489:4890004557","489:4890004718","489:4890005444","489:4890004456","489:4890004388"],"twin_admin_codes":[489,489,489,468,489,467,489,489,468,479,489,479,489,472,469,472,479,489,470,478,489,489,489,489,489],"twin_sims":[0.923745375280076,0.48674527046808086,0.4627783588608377,0.4363876790770715,0.40143661405936454,0.37963743194924526,0.3703256988167068,0.3679478185466168,0.36523886540449757,0.36311893326850775,0.3594611430900157,0.35784235067072667,0.3554896242873436,0.3529453467709464,0.35166919041957456,0.346796764357266,0.3411653612456682,0.3389483694848911,0.33740630470844796,0.3353437331817603,0.33340044884469217,0.33278080588863146,0.33201705570487217,0.33184279959594337,0.33169987820226643],"twin_dists":[0.051728150127171794,0.15585093798065996,0.16122305683772667,0.16725335695763782,0.17547053850813135,0.18075791060745142,0.18306060241335656,0.18365319283968762,0.18433062819595028,0.18486253120604723,0.18578400767840694,0.18619334386443412,0.1867899663134988,0.18743746429906025,0.18776314866136973,0.18901234899524555,0.1904677426387444,0.19104422177741875,0.19144639742453748,0.19198587781718907,0.192495806666936,0.1926587444802916,0.19285980384715315,0.19290571264231984,0.19294337596169395],"n_dims_used":45,"mean_confidence":0.9202891879611546},"coverage":{"mean_confidence":0.9202891879611546,"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}}