{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011207","490:4900011208","490:4900011944","490:4900010727","490:4900008076","490:4900011878","490:4900010817","490:4900011350","490:4900010211","490:4900010808","490:4900007964","466:4660004648","490:4900010725","490:4900010892","490:4900007601","490:4900007720","490:4900010561","490:4900007721","490:4900010807","490:4900006743","490:4900006623","490:4900010207","490:4900010296","494:4940008954","490:4900011216"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.5784577258143363,0.37560036736277713,0.3076621853893587,0.30268488002967053,0.27360203667889904,0.23065655016224554,0.21102132293111703,0.20777449274807622,0.1785358831372569,0.17407054687655016,0.1654710121731824,0.15762907876930407,0.14859998206618877,0.14580949149015057,0.13600803634172748,0.1270105267640327,0.10556905658597017,0.10351815014405291,0.10182296252909084,0.1017234326614552,0.09432818476873733,0.09423439913869747,0.0923966931456379,0.09212694621450486,0.08871259935019982],"twin_dists":[0.13588990606034684,0.18175279578822548,0.19941151399693266,0.20078637862427595,0.20910039693677507,0.22244777456297044,0.22909477399441874,0.23023358162703444,0.2410888671875,0.2428544996334635,0.24634826456840314,0.24965042767651394,0.2536044895203804,0.2548622181490405,0.25942677073117465,0.26383932942147337,0.2754068031699372,0.27660572554729973,0.2776107577363927,0.2776701712137213,0.2822179034003598,0.282277350162395,0.2834517209986767,0.2836256492686332,0.2858627659423744],"n_dims_used":45,"mean_confidence":0.9174958970811632},"coverage":{"mean_confidence":0.9174958970811632,"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}}