{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010708","490:4900011038","490:4900010863","490:4900010958","490:4900010622","490:4900010694","490:4900010620","490:4900012204","490:4900010623","490:4900010438","490:4900010524","490:4900010943","490:4900009057","490:4900010877","490:4900010176","490:4900010959","490:4900010964","490:4900004925","490:4900011392","490:4900009677","490:4900011323","490:4900010532","490:4900010610","490:4900010951","490:4900010954"],"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":[0.27380814046750085,0.19196678232052458,0.19135245493999462,0.14687838036512896,0.13842347611028627,0.13510810218193872,0.13300134035521954,0.13290168112611989,0.12795810873401442,0.12129205021479479,0.1134458945886724,0.11333087351867664,0.11270854080940303,0.11171971641677106,0.11064175531062308,0.11009914314749156,0.10839285882445797,0.10497993248168305,0.10359177158212497,0.10137472417184105,0.09853121011616803,0.09676602325023623,0.09489732604178598,0.09306650440223231,0.08801670112645872],"twin_dists":[0.20903964515031995,0.23595967220182748,0.23618868978381888,0.25437836403461717,0.2582796805692369,0.25985805043170856,0.2608761818159429,0.2609246433539976,0.263363707559685,0.26676826714638513,0.2709637046910018,0.2710268432767391,0.2713693196586464,0.27191649153229613,0.2725172634080972,0.27282138622095914,0.2737853426305729,0.27574932464731333,0.27656236907180015,0.2778786886556403,0.279600312053318,0.28068874571801344,0.2818581443492035,0.28302156613708657,0.2863270747853752],"n_dims_used":45,"mean_confidence":0.9174812316894532},"coverage":{"mean_confidence":0.9174812316894532,"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}}