{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005943","490:4900003511","490:4900006196","490:4900004752","490:4900004896","490:4900004893","490:4900003510","490:4900006070","490:4900004203","491:4910002864","490:4900005692","490:4900004619","490:4900004480","490:4900004202","490:4900003509","490:4900007045","490:4900004754","490:4900004753","490:4900006069","490:4900008331","490:4900006067","490:4900006797","490:4900002387","490:4900005046","490:4900007540"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.0524464791167544,0.00696373188612996,0.00571039995354395,0.005373853578069236,0.0051992997555456045,0.004338708026228745,0.0031445571470221953,0.002421163708723753,0.00126816047467946,0.0009069720035058794,0.0007852831680784278,0.0006744960235571708,0.0006236493443797982,0.0005088504085826479,0.00046676097462241406,0.0003503986953180702,0.00033546025704738115,0.00029131767221823683,0.00023388503969411423,0.00018523400989896592,0.00012882272340666246,0.0000901387518997343,0.00008674678717493929,0.00008060586942521018,0.00007287119392288204],"twin_dists":[0.3153550499636175,0.40934327708792967,0.4174395624833174,0.4198868492955203,0.4212112680338543,0.4283960180700371,0.44088829506754834,0.4507788725844817,0.47435979992182686,0.4861331993337512,0.4911064658732227,0.49630222295601084,0.49895885967898496,0.5057892327301813,0.5086602983430224,0.5180816504332647,0.5194981786771244,0.5240591258132032,0.531079657677134,0.5384355852532506,0.5496951548014627,0.5605452800023584,0.5616982892677805,0.5638987845172152,0.5669082258806281],"n_dims_used":45,"mean_confidence":0.9012600368923611},"coverage":{"mean_confidence":0.9012600368923611,"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}}