{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001023","490:4900000776","490:4900000930","494:4940008731","490:4900006274","490:4900001293","490:4900001045","496:4960007912","490:4900001294","490:4900000695","490:4900001292","490:4900000671","496:4960007781","490:4900002892","490:4900001427","496:4960008265","490:4900000480","496:4960009274","494:4940008732","490:4900001553","494:4940008486","496:4960008475","490:4900004831","490:4900002185","490:4900002293"],"twin_admin_codes":[490,490,490,494,490,490,490,496,490,490,490,490,496,490,490,496,490,496,494,490,494,496,490,490,490],"twin_sims":[0.762324137227758,0.5101092784257939,0.46181133181177636,0.4378893686265318,0.43421061273307654,0.43374970450426364,0.4138876628097799,0.41351702317356426,0.41068170319013836,0.37876300625184245,0.37134447419859995,0.35744267102108207,0.3507846083413187,0.32648591346841305,0.3246732929695375,0.3197991028084156,0.31960927021515406,0.3175297614255168,0.3147848235477324,0.3081689963459029,0.2909831029649287,0.29075536971851945,0.2843343377951167,0.2794141800771135,0.277365371766915],"twin_dists":[0.09568205912991272,0.15069138190958528,0.1614417553409881,0.1669065523589452,0.16775697842777318,0.16786372982470577,0.1725093719538395,0.1725969486755185,0.17326802659896628,0.1809729641664298,0.18280729302709964,0.18629455503916328,0.1879892621695948,0.19432352496048283,0.19480617697792504,0.19611153237009715,0.19616259585986953,0.1967230880568043,0.1974661157610114,0.19927224207764185,0.20407163592242003,0.20413633899007017,0.20597327915745603,0.2073978111978125,0.207995490483771],"n_dims_used":45,"mean_confidence":0.9171076456705729},"coverage":{"mean_confidence":0.9171076456705729,"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}}