{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001301","480:4800002047","480:4800001474","480:4800001425","480:4800001362","480:4800001370","480:4800001482","480:4800001981","480:4800001705","480:4800001415","480:4800001759","480:4800001300","480:4800001924","480:4800001417","480:4800001541","480:4800001479","480:4800001295","480:4800001758","480:4800002460","480:4800001936","480:4800001471","480:4800002408","480:4800002198","480:4800001933","480:4800001358"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8390681267297658,0.7953049964294407,0.7306374697463647,0.7148659449641789,0.6927863698922577,0.587233545619854,0.5852169190903544,0.546176723185027,0.5157464620546045,0.4653419398514567,0.4559238343060043,0.44470979045810766,0.41589715211491574,0.37272804248199437,0.33012881027953483,0.32925004985383977,0.316446614160926,0.29251391128201437,0.2843572911753017,0.2798268048700038,0.26403088463239177,0.21651593406367767,0.21643661654543458,0.21523661987757292,0.2038792977940958],"twin_dists":[0.07693643957870715,0.08789914407769057,0.10289434915752915,0.10641155670113796,0.11127350119629312,0.13400790144226257,0.13444019499276136,0.14283981867462514,0.14945613667613775,0.16064406165892078,0.1627767796238536,0.16533724804222605,0.17203514809310802,0.18246383143657421,0.19335797819923892,0.19359035375046796,0.19701584969821714,0.2036374853005245,0.20596666851621193,0.20727776300265577,0.21195334848236777,0.22719433256051882,0.22722153344441173,0.22763387808383573,0.2316159291475274],"n_dims_used":43,"mean_confidence":0.913439018781795},"coverage":{"mean_confidence":0.913439018781795,"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}}