{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002158","490:4900005548","490:4900004466","490:4900002518","490:4900005284","490:4900002666","491:4910002067","491:4910002765","490:4900004473","490:4900005680","490:4900006423","491:4910002364","490:4900002216","491:4910001750","491:4910001867","490:4900007416","490:4900005820","490:4900006434","490:4900007412","490:4900012432","490:4900005938","490:4900005561","490:4900003910","497:4970000326","490:4900004061"],"twin_admin_codes":[491,490,490,490,490,490,491,491,490,490,490,491,490,491,491,490,490,490,490,490,490,490,490,497,490],"twin_sims":[0.1510049466031089,0.09978484794790865,0.03477107099193413,0.02581389308637283,0.023049625712452195,0.022058119167924942,0.02198034829739324,0.015886967285584648,0.015863679199414834,0.011839639930627019,0.0114310093999313,0.01062377821582881,0.009748922831156736,0.009518287501576341,0.009265130529617686,0.00915542953883128,0.0074030738294559835,0.00705280207279774,0.006410895944121225,0.0062498837246741925,0.0062097789593402,0.006050163531613716,0.00588700076186279,0.005396835022528853,0.005386230107023856],"twin_dists":[0.2525344323060543,0.27883655788659045,0.3366215195969914,0.3512302948389629,0.3566281411533695,0.35870169716479516,0.3588677433732522,0.3738155135655269,0.3738816991223071,0.3868560547264993,0.38838445876739486,0.3915521110075881,0.39523682906653274,0.3962572696993666,0.39740308485835224,0.3979083081144785,0.40681449478347215,0.40881923558714184,0.4127376161007958,0.41377581262311064,0.4140381535983788,0.41509763416557127,0.4162070501066315,0.41971538701008476,0.419794427028065],"n_dims_used":45,"mean_confidence":0.8946531507703993},"coverage":{"mean_confidence":0.8946531507703993,"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}}