{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002307","490:4900004018","494:4940004301","487:4870011341","490:4900002916","490:4900003744","490:4900003741","490:4900001841","490:4900003745","490:4900002768","490:4900004303","490:4900004003","494:4940004172","490:4900001718","487:4870000941","490:4900003323","490:4900003876","487:4870008390","496:4960005958","494:4940006223","490:4900002621","494:4940004775","494:4940004660","487:4870011465","490:4900002455"],"twin_admin_codes":[490,490,494,487,490,490,490,490,490,490,490,490,494,490,487,490,490,487,496,494,490,494,494,487,490],"twin_sims":[0.33313083644158725,0.32851333917463504,0.2390696436242757,0.21682006237591395,0.21620619178569372,0.2148311106467902,0.1959468711423888,0.18121031092202147,0.16622372982615174,0.15894566114114028,0.15106388860722203,0.14157131910076443,0.141557312129538,0.13293943361154173,0.13107990733829114,0.12957444744762217,0.12329829489535156,0.1144477981874882,0.1126410275702881,0.10552443970430969,0.1052856618634547,0.10523830586456592,0.10481717978956066,0.1042911084866683,0.10388237610684722],"twin_dists":[0.19256668211578276,0.19378542922246664,0.2197144992483921,0.227090097940522,0.227300592632419,0.22777357009520094,0.23448814204315344,0.2400463500441438,0.24603731022874797,0.24908781528450075,0.2525083648599119,0.2568069992878174,0.25681349797726843,0.26090628214507067,0.2618153806479207,0.2625585292097298,0.26572895820656356,0.2704158034308419,0.27140656049026535,0.2754326916753838,0.2755713850324988,0.27559892068258474,0.27584421395443987,0.27615171464124916,0.2763914630054901],"n_dims_used":45,"mean_confidence":0.9177361382378473},"coverage":{"mean_confidence":0.9177361382378473,"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}}