{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005334},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005166","480:4800004217","480:4800004822","480:4800004821","480:4800004391","480:4800004819","480:4800005583","480:4800004305","480:4800004303","480:4800004392","480:4800004304","480:4800004479","480:4800004740","480:4800004306","480:4800004906","480:4800004729","480:4800004481","480:4800004386","480:4800004730","480:4800004474","480:4800004817","480:4800004653","480:4800004820","480:4800004218","480:4800004734"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.973002643010244,0.9358871293138801,0.8702170731339719,0.8634660558723967,0.8459922937908406,0.8350492741294854,0.7825664056426922,0.7625770846256373,0.7483099681642608,0.7471879865830096,0.7205524978161054,0.7153418460790689,0.6954565621876546,0.6790945752034844,0.6773906198420209,0.6720462561650863,0.6264684694233211,0.6208619571152436,0.5953295811877602,0.5876906065157332,0.5869364246836735,0.573289806820277,0.5686785373617846,0.5586851502905366,0.5575803006686635],"twin_dists":[0.03038534603538021,0.047278736794322165,0.0684803403333435,0.07037248635482392,0.07511305954888695,0.077981934087322,0.09094488153289171,0.09562355743205207,0.09889888755610958,0.09915446673291593,0.10514813717782845,0.10630601552864173,0.11068883768007866,0.11425927153087782,0.11462954831849433,0.11578922127813895,0.1256037155192723,0.1268051972892798,0.1322732102167575,0.13390993658486045,0.1340715877969565,0.13699929200723884,0.13799003416380207,0.1401404337108139,0.1403784909255875],"n_dims_used":42,"mean_confidence":0.9187424977620443},"coverage":{"mean_confidence":0.9187424977620443,"n_dims_used":42,"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}}