{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000136","470:4700002444","489:4890000105","489:4890000084","489:4890000137","489:4890000045","489:4890000109","489:4890000043","489:4890000179","489:4890000075","481:4810005906","489:4890000309","489:4890000032","489:4890000266","489:4890000007","489:4890000042","481:4810006036","489:4890000182","481:4810005478","489:4890000114","489:4890000223","489:4890000101","489:4890000345","489:4890000278","489:4890000062"],"twin_admin_codes":[489,470,489,489,489,489,489,489,489,489,481,489,489,489,489,489,481,489,481,489,489,489,489,489,489],"twin_sims":[0.8821275108801062,0.847233391079759,0.8231298157744872,0.7919184871877,0.7547085542162844,0.744912296609098,0.7443429475412704,0.7265685394983826,0.7040396167618066,0.6911927998063498,0.6726877648491639,0.6699413273341795,0.6274162622497618,0.6075251666634841,0.6074970573212967,0.6049587063292451,0.6036350484100629,0.6035530304443568,0.5987247840704119,0.5974798507919487,0.5865621743612887,0.5847877738753057,0.582892952104982,0.5761876097341658,0.5657224406488773],"twin_dists":[0.06504590009998339,0.0747831399475929,0.08103197135652022,0.08871422168190592,0.09743592680975674,0.09967201264326007,0.09980132270859313,0.10380578759492537,0.10880361045391426,0.11162203757486946,0.11565015026371178,0.11624530476399449,0.12540053479973814,0.1296615364902943,0.12966755547036032,0.13021108544938007,0.13049452007506251,0.1305120827331062,0.1315460267026577,0.1318126516617128,0.13415180927278217,0.13453220110123962,0.13493849544281655,0.1363771121047719,0.13862563423410665],"n_dims_used":45,"mean_confidence":0.9146169874403212},"coverage":{"mean_confidence":0.9146169874403212,"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}}