{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001563","489:4890001567","489:4890001210","489:4890001486","470:4700006605","489:4890001085","489:4890001334","489:4890001566","489:4890001147","489:4890001564","489:4890001562","489:4890001565","489:4890001027","489:4890000788","489:4890001267","489:4890001274","470:4700006740","489:4890001484","489:4890000791","489:4890000965","470:4700006863","489:4890000790","489:4890001148","489:4890000789","489:4890001028"],"twin_admin_codes":[489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,470,489,489,489,489],"twin_sims":[0.842237382618173,0.8024860898718478,0.8013106637879179,0.7869074406905533,0.7843764659164099,0.775809542739409,0.7597523725746641,0.7577485019440112,0.7573559898729503,0.7520085861693085,0.7458396944365621,0.7397530616989321,0.7204471551517688,0.7201555938403994,0.7138360628242012,0.7042512350180025,0.6939556034005733,0.6807554173136813,0.68051414827121,0.6796054789235502,0.6658091808678173,0.6655760937972037,0.6631348913212491,0.6598965005925549,0.6576811236775818],"twin_dists":[0.07610542504475241,0.08615696853767688,0.08644346013262919,0.08991304606951085,0.09051537851312898,0.09253923569095841,0.09627593629982778,0.09673753125435088,0.09682783182157337,0.09805438423277005,0.09946123495395291,0.1008413045327781,0.10517158854140501,0.10523648648596934,0.10663983742978544,0.1087570102120312,0.11101758880005809,0.11389810230800551,0.1139505853044334,0.11414819741245048,0.11713961179100969,0.11719001926257332,0.11771771566236834,0.11841708671043769,0.11889512141580348],"n_dims_used":43,"mean_confidence":0.9118439430414245},"coverage":{"mean_confidence":0.9118439430414245,"n_dims_used":43,"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}}