{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011306","490:4900011566","490:4900009728","490:4900009453","490:4900010414","490:4900011571","490:4900009746","490:4900008992","490:4900010570","490:4900009440","490:4900009523","490:4900010316","490:4900010739","490:4900011569","490:4900011718","490:4900011373","490:4900009641","490:4900011650","490:4900010030","490:4900009538","490:4900009745","490:4900010821","490:4900009549","490:4900007902","490:4900009425"],"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":[0.17985310095008486,0.0745019442438627,0.06323917051092741,0.04537317049107822,0.045225631033479166,0.0404721601098563,0.0373452777363506,0.035606883895669114,0.027306888539629294,0.02587398510852708,0.024921659478650098,0.02429872564249611,0.02253431933959542,0.018796724781176694,0.016855463009153082,0.015164388602510894,0.014847793873845978,0.013076516054406772,0.012130970076996175,0.010010738750243003,0.009030103343815708,0.008684340675631948,0.007488178392489897,0.006772445723147855,0.00593091248582803],"twin_dists":[0.2405740306179048,0.29598450117275155,0.30518190911816434,0.32301089491199775,0.32318092756830885,0.32892574515296363,0.3330235519493104,0.3354291840502083,0.3485196461517189,0.3511186128648557,0.3529155126700662,0.35412328351537614,0.35769592785009047,0.36614806589211957,0.37113576952301597,0.3759100520767566,0.37685557076521237,0.3824990994311932,0.3857947205130371,0.3941042071361588,0.3984921548793898,0.4001413267034804,0.4063402955869852,0.41048939209008317,0.4159057722880734],"n_dims_used":45,"mean_confidence":0.883152092827691},"coverage":{"mean_confidence":0.883152092827691,"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}}