{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002445","489:4890000208","489:4890000222","489:4890000223","470:4700002612","489:4890000114","489:4890000176","489:4890000407","489:4890000406","481:4810005876","470:4700001219","481:4810005900","489:4890000219","489:4890000155","470:4700001655","481:4810005406","481:4810005939","470:4700001215","489:4890000084","489:4890000137","470:4700001083","481:4810005839","489:4890000429","485:4850002983","489:4890000391"],"twin_admin_codes":[470,489,489,489,470,489,489,489,489,481,470,481,489,489,470,481,481,470,489,489,470,481,489,485,489],"twin_sims":[0.724231336224465,0.6403427115819745,0.5415690358364039,0.532256017799436,0.5200655579687539,0.4900077506930418,0.47054662287760346,0.4625225259794654,0.45941135947875783,0.4537959598654801,0.44870542006435027,0.43851846715698906,0.422430351843767,0.4168787589755318,0.4163621475026642,0.4118900887435797,0.4097498672368766,0.4094944755547086,0.39988553551139555,0.39902908707492585,0.38876343189008933,0.3792855684034142,0.3612424832107231,0.35538855368567396,0.35322935734403327],"twin_dists":[0.10432800871251406,0.12262679478321514,0.14383676931874073,0.14585670144890306,0.14851196203274847,0.15512626198724822,0.15947193395540987,0.16128089920158056,0.16198522340749769,0.1632608172759966,0.16442219721998097,0.1667614061580921,0.17050009488252757,0.17180385525978759,0.17192555355992742,0.1729817735133364,0.1734890201874015,0.17354962723846376,0.17584227985989828,0.17604782236686875,0.17852751903017433,0.1808444179669574,0.18533465646996442,0.18681564211252913,0.18736506613647988],"n_dims_used":45,"mean_confidence":0.9145762973361545},"coverage":{"mean_confidence":0.9145762973361545,"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}}