{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009731","490:4900009533","490:4900008561","490:4900008558","490:4900009431","490:4900009114","490:4900009001","490:4900008334","490:4900009113","490:4900009333","490:4900008447","490:4900008785","490:4900009325","491:4910004798","491:4910005407","490:4900008121","491:4910005307","491:4910005305","491:4910005257","491:4910005051","491:4910005208","491:4910004698","491:4910005258","491:4910005100","491:4910005515"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,491,490,491,491,491,491,491,491,491,491,491],"twin_sims":[0.3996239796759616,0.3507731811919351,0.26601894108283014,0.25799793075349386,0.239108111779316,0.17883974050995508,0.1618489772743215,0.14785354699763695,0.14640986355255703,0.13060102485506775,0.13024350048138147,0.12621594649764056,0.122143058196246,0.10279336590164635,0.09348812390520174,0.0930598655521287,0.09144460763184772,0.08426548502857427,0.08399736045059991,0.08273839744012619,0.07995135536480115,0.07926194460532589,0.07530519972655553,0.0735517955660899,0.07252160848422938],"twin_dists":[0.17590503043217717,0.18799218508147272,0.2113555368636306,0.21378490310824308,0.21970214708101246,0.2409698656190147,0.24785902765092557,0.25393920097748435,0.25459012586477764,0.26205107243716413,0.2622274607508467,0.2642402316022947,0.26632582549638006,0.27703384761808086,0.28275205271791154,0.28302581761426304,0.2840674135939323,0.2888814384860443,0.28906746164136116,0.28994731543722846,0.2919338640122564,0.2924338098159876,0.2953727383206147,0.29671505333645176,0.29751581749019085],"n_dims_used":45,"mean_confidence":0.888356187608507},"coverage":{"mean_confidence":0.888356187608507,"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}}