{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010573},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008548","490:4900010488","490:4900008549","490:4900010569","490:4900010655","490:4900007889","490:4900010313","490:4900010401","490:4900008441","490:4900011378","490:4900010568","490:4900010239","490:4900008547","490:4900010498","490:4900010487","490:4900010824","490:4900011308","490:4900010412","490:4900011309","490:4900010583","490:4900010314","490:4900010651","490:4900011444","490:4900011244","490:4900010150"],"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":[0.3444908287227088,0.32436252207599414,0.22474048770419483,0.19521076312055052,0.16747063656760297,0.1015021774216703,0.09482326559974323,0.09062340178507614,0.08873564354066286,0.05628393353647021,0.03384493761954629,0.032771644833457084,0.03268161384206272,0.023963841630189123,0.02309980314367921,0.019308110424069963,0.01908898207656651,0.01766253696893985,0.017512037312931494,0.0156473549709832,0.015331420698242832,0.013957122503692031,0.012078250796997899,0.011508926189550938,0.009048442198670075],"twin_dists":[0.18960677140015803,0.19488907692896212,0.22440935433730255,0.23475872258148914,0.24552442908671726,0.27780241045743714,0.2819048622113257,0.2846025552071301,0.28584744020096237,0.31155512537976043,0.33797153981433414,0.33957604574017053,0.33971266575217013,0.3547836870687543,0.3565252763072351,0.364909409979999,0.3654366203559791,0.3690039972228359,0.36939495145743273,0.37450061766722487,0.3754181914275631,0.3796142766541453,0.3859850927498415,0.38808932329303014,0.39840627061713807],"n_dims_used":45,"mean_confidence":0.8868002997504341},"coverage":{"mean_confidence":0.8868002997504341,"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}}