{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001106},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002224","490:4900001913","490:4900001239","490:4900002532","490:4900002072","490:4900001774","490:4900001630","490:4900002082","490:4900001636","490:4900002680","490:4900002225","490:4900001495","490:4900002071","490:4900001236","490:4900002678","490:4900002983","490:4900002533","490:4900002237","490:4900002832","490:4900001767","490:4900002974","490:4900002238","490:4900002381","490:4900001634","490:4900004491"],"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":[0.5688519504556023,0.5216345879432476,0.45701280699311003,0.4241441155144714,0.37101541482142447,0.36181813810033686,0.27912527635364104,0.27830909505857054,0.26316928673070633,0.20264354153933972,0.19754584349340623,0.1958489179463176,0.17895123895631757,0.15800793961471107,0.15794463122112584,0.15353948300290265,0.14972678895513392,0.14610002746698803,0.14412069640554287,0.142821014598095,0.13738498177785344,0.1370427506302874,0.13570115019062584,0.13335518379172487,0.1286516863207187],"twin_dists":[0.13795276003767815,0.14816942603020242,0.1625293840379326,0.17009908928061093,0.1828890729770697,0.18518968634356017,0.20748192839175048,0.20771985426842107,0.2122133049561978,0.23205825667761587,0.2339028052291047,0.23452410723275663,0.24092623476492028,0.24948817998708486,0.2495152721413284,0.25142020412622645,0.2531015555980554,0.25473044214802637,0.25563206658237464,0.25622910437637575,0.2587710104350183,0.25893353442194667,0.2595736001798927,0.26070433781255714,0.2630172656859108],"n_dims_used":45,"mean_confidence":0.9125811258951823},"coverage":{"mean_confidence":0.9125811258951823,"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}}