{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003200","489:4890002803","489:4890003129","489:4890003199","470:4700008007","479:4790000199","489:4890002794","470:4700008194","470:4700007378","479:4790000023","489:4890002880","489:4890003356","489:4890002968","470:4700007560","489:4890003049","489:4890002879","470:4700008297","470:4700008010","479:4790000123","489:4890002082","470:4700007737","489:4890001653","489:4890002710","489:4890002969","470:4700007647"],"twin_admin_codes":[489,489,489,489,470,479,489,470,470,479,489,489,489,470,489,489,470,470,479,489,470,489,489,489,470],"twin_sims":[0.7444941230153908,0.7340103961201546,0.7134812473365536,0.6518061096973718,0.6390929086734034,0.624978649989085,0.6059976784625352,0.6053308236834716,0.6015157642655631,0.5951911127322258,0.5820736708888892,0.5743921346417831,0.5642003298661019,0.5632271098371048,0.5579542969023045,0.5520343608992635,0.5372418045747417,0.5281214293920475,0.5158059531796344,0.5138137381560933,0.5109907142765732,0.5084320050497391,0.49707221816588354,0.49128016916471523,0.4868945859518472],"twin_dists":[0.09976699456997727,0.10213653484165544,0.10671844786772959,0.12016136628557293,0.12289523059680783,0.12592304926569806,0.1299886129165088,0.13013140472183787,0.13094833538589412,0.13230287020718876,0.1351141982728038,0.13676257793379665,0.13895306487035486,0.1391624785112395,0.14029790002652567,0.1415745084502949,0.1447744642874559,0.14675576183966857,0.149443118692162,0.14987926119051218,0.1504980112602633,0.15105958262330452,0.15356195444763926,0.15484402015616275,0.15581773928422765],"n_dims_used":42,"mean_confidence":0.9085003080822173},"coverage":{"mean_confidence":0.9085003080822173,"n_dims_used":42,"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}}