{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002897","499:4990002827","499:4990002907","499:4990002074","499:4990001903","499:4990002257","499:4990002672","499:4990002824","499:4990002821","499:4990002896","499:4990001714","499:4990002904","499:4990001901","499:4990002336","499:4990002075","499:4990002759","499:4990002079","499:4990001799","499:4990003039","499:4990002908","499:4990001994","499:4990003251","499:4990002901","499:4990002335","500:5000009493"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,500],"twin_sims":[0.9256195180328315,0.8976191517037888,0.8533468154385994,0.8109220531001222,0.7998750644302887,0.7778643326735247,0.759006230804377,0.7505105651462172,0.7497925016820001,0.7410569821469601,0.7331690320972294,0.7277156082875845,0.7245925579602711,0.7245906975929489,0.7197541395805958,0.7176568601040512,0.6926934816459366,0.687553345123787,0.6792137848341993,0.6759759016462233,0.6674813867930836,0.6612014619752357,0.6593744365104526,0.6565169466226825,0.6519564174649601],"twin_dists":[0.05106298075027094,0.06036283609962621,0.07314349200499759,0.08408474746109382,0.0867926494289145,0.09205584823937188,0.09644792694589986,0.09839679788584094,0.09856075071658431,0.10054630128212175,0.10232576710926981,0.10354914212569151,0.10424735897650217,0.10424777439626778,0.10532582276570969,0.10579211501834952,0.1112938250857897,0.11241698248465148,0.11423335669513289,0.11493677163969362,0.11677786040777977,0.11813535026209485,0.11852976664347396,0.11914620230080605,0.12012899542355474],"n_dims_used":45,"mean_confidence":0.928377448187934},"coverage":{"mean_confidence":0.928377448187934,"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}}