{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002383","490:4900002384","490:4900003798","490:4900004086","490:4900001928","490:4900002549","490:4900002084","490:4900003137","490:4900002377","490:4900003665","490:4900001927","490:4900004504","490:4900002535","490:4900001112","490:4900002079","490:4900003516","490:4900003789","490:4900004083","490:4900002527","490:4900004077","490:4900004216","490:4900002080","490:4900004763","490:4900002529","490:4900004087"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3315760945198598,0.2604283419373848,0.23452100313917024,0.18154395829168876,0.16730486819440976,0.13655719288953377,0.12026196632178797,0.11532854839061403,0.1088215731559989,0.10849915392709747,0.10273635253528987,0.09704373779085503,0.0923319047771776,0.08281238297900301,0.0816495861578536,0.0722893829233676,0.06702712288537123,0.06426372145984953,0.062139690787079836,0.05814913611718408,0.05487723588087107,0.052445286060141795,0.05148936198616901,0.049022547053221135,0.0470735162138856],"twin_dists":[0.1929760031939318,0.21304384894577308,0.22118430726236193,0.23991705709207886,0.24559245444792285,0.25916464560007907,0.2673069909807757,0.26993719573643027,0.2735420435917144,0.27372494983587276,0.2770676245694136,0.2805164758778456,0.28349345879770754,0.28989531425944076,0.29071692684372397,0.2976975965443542,0.3019495481449492,0.30429234923693127,0.3061497519351453,0.3097850524082518,0.3129224187196985,0.31535626670062733,0.31633863786340577,0.31894566663826357,0.32108402376688955],"n_dims_used":45,"mean_confidence":0.9147501627604167},"coverage":{"mean_confidence":0.9147501627604167,"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}}