{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005614","491:4910005610","491:4910005877","491:4910005612","491:4910005611","490:4900011754","491:4910005356","490:4900012022","491:4910005310","491:4910005656","490:4900011820","491:4910005747","491:4910005838","497:4970000761","491:4910005705","497:4970001761","491:4910005357","491:4910005938","491:4910005847","491:4910005932","490:4900011819","490:4900011822","491:4910005910","491:4910005711","491:4910005655"],"twin_admin_codes":[491,491,491,491,491,490,491,490,491,491,490,491,491,497,491,497,491,491,491,491,490,490,491,491,491],"twin_sims":[0.27213641935758404,0.23877026839894305,0.09515061521886833,0.06386766691929333,0.05075143876352744,0.030264452809416247,0.02849461925224199,0.025189082616961254,0.019083965758205777,0.017788562423023013,0.016864571090080258,0.01407196066138615,0.013787536605655713,0.012384797932019659,0.012034273401766842,0.009868847092402249,0.009393071322880699,0.009118174519845182,0.008452438130385528,0.008096128051285078,0.007855303801911663,0.00763403204873568,0.0075616352552663425,0.0072169290773859834,0.006994158152745551],"twin_dists":[0.20953322026338397,0.2198106731917,0.2816985844457727,0.3046348355090387,0.31710740097495344,0.34350667274232394,0.3464529451137429,0.3524050153937485,0.36544875111034425,0.3686788587318976,0.37111121688693427,0.3792500067216122,0.38015707750461636,0.38488827604618414,0.3861444621048482,0.3947147093913313,0.39682056474203564,0.3980811152083294,0.40128065601189356,0.4030869480774347,0.40434858203420915,0.40553874328608946,0.4059348718148448,0.4078689923383235,0.4091635907996975],"n_dims_used":45,"mean_confidence":0.8855916341145833},"coverage":{"mean_confidence":0.8855916341145833,"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}}