{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001469},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003317","490:4900012747","490:4900012337","487:4870003966","487:4870002956","487:4870000794","487:4870002596","466:4660007633","466:4660007353","490:4900002759","490:4900013103","494:4940008117","490:4900003360","487:4870002338","466:4660012975","466:4660011342","466:4660014101","490:4900003434","487:4870010505","490:4900012769","466:4660007735","487:4870002404","494:4940004334","487:4870003252","494:4940004847"],"twin_admin_codes":[490,490,490,487,487,487,487,466,466,490,490,494,490,487,466,466,466,490,487,490,466,487,494,487,494],"twin_sims":[0.0910549257899475,0.07479334280473648,0.07307661054868826,0.057160177105949346,0.043679992933757204,0.04305863074991459,0.02245196353899383,0.02143788397861461,0.021240076528327396,0.021090399516711145,0.020532652447100147,0.019214777034371997,0.018497646675919497,0.017456778362781315,0.017455575499803633,0.01728657746715351,0.017104793734383117,0.017067744219516498,0.01628675524559151,0.015246248149977716,0.014992499399037839,0.013144561624650816,0.01309293046337214,0.01294106826894283,0.01292060308110832],"twin_dists":[0.2843208748797181,0.2957619582069877,0.29708327967967385,0.3107176377185325,0.3249907666508659,0.32573352985653964,0.3578685408438033,0.36004035971822657,0.3604743768908465,0.36080513298116695,0.36205591673408055,0.36513332254157177,0.3668861979151706,0.36953923738972705,0.36954238261899985,0.36998617626476504,0.3704678125261008,0.3705665256309247,0.3726923991010372,0.37566840684268255,0.37642122206437917,0.38227015633141714,0.3824437759565232,0.3829579758111002,0.3830276779788802],"n_dims_used":43,"mean_confidence":0.9119230758312137},"coverage":{"mean_confidence":0.9119230758312137,"n_dims_used":43,"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}}