{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006519","490:4900006392","470:4700004153","490:4900001678","490:4900006757","490:4900007496","490:4900000775","490:4900004682","490:4900005756","490:4900003840","490:4900007245","490:4900001418","490:4900006754","490:4900007123","490:4900002441","490:4900005897","490:4900006014","494:4940008311","490:4900010898","494:4940007442","490:4900010558","490:4900006508","490:4900005773","494:4940008734","494:4940008870"],"twin_admin_codes":[490,490,470,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,490,490,494,494],"twin_sims":[0.4466720986832298,0.36042984970438313,0.3378905394268731,0.33193900668782,0.32470685338224337,0.32019533559109187,0.3076237283508935,0.2987118018637459,0.29052406105878564,0.2867811569072385,0.28189208288982476,0.2655713023499252,0.26458865594863606,0.26448188492817043,0.2528061105387584,0.24773706926101016,0.24362158686606367,0.24163016297103468,0.23797383607769854,0.2377868281833387,0.23465083922933647,0.23119014983686653,0.23045676477205174,0.2282966806414914,0.22670031000953347],"twin_dists":[0.16488746587697853,0.18553950646475956,0.1913200008930792,0.1928803646901566,0.19479722718004816,0.1960050036311089,0.19942208740048514,0.2018933091408496,0.20420208878326848,0.2052703864454307,0.20667850385178074,0.2114898989674338,0.21178534329666068,0.21181748646258008,0.2153828446342801,0.21696327456345768,0.2182617272839982,0.21889511472165882,0.22006690898964934,0.22012715592105703,0.2211420960019938,0.22227249201941926,0.22251347096522076,0.22322619423435205,0.22375579018000438],"n_dims_used":45,"mean_confidence":0.9178334554036458},"coverage":{"mean_confidence":0.9178334554036458,"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}}