{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002265","490:4900002272","490:4900002103","490:4900002262","490:4900003963","490:4900002566","490:4900001952","490:4900002424","490:4900001254","490:4900003823","490:4900002259","490:4900002260","490:4900002118","490:4900001949","490:4900002268","490:4900001803","490:4900001530","490:4900008087","490:4900002117","490:4900003821","490:4900010353","494:4940008761","490:4900009807","490:4900010189","494:4940008701"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494],"twin_sims":[0.503015090334181,0.42453789910059697,0.3909566562321011,0.3852037032188825,0.3768690500893361,0.3667036202263308,0.25493214810191483,0.25262267814807604,0.24714480859965737,0.2372261618485256,0.2132950487027381,0.1962986772101056,0.1824691428204207,0.18244560931074552,0.15709274999972936,0.1509465943369308,0.14904811669838355,0.13984735892091343,0.13814643616860353,0.13192687178581056,0.13115461962000194,0.12790696740448856,0.1223573833107931,0.11850829445241744,0.11712538556429791],"twin_dists":[0.15225091575439548,0.1700070430807798,0.17799520741330205,0.1793945142219548,0.18143958584686684,0.1839640211278722,0.21472599964231157,0.2154396808758457,0.21714927625142452,0.22030796695672078,0.22830434144535616,0.2343590730977614,0.23955941167214664,0.239568493044836,0.24988059828413658,0.25256024631003543,0.2534041355010495,0.2576104730825736,0.25841048278183637,0.2614001142165935,0.261778668049701,0.2633893088385778,0.2662147678427136,0.26823231161304656,0.2689694201954252],"n_dims_used":45,"mean_confidence":0.9265952216254341},"coverage":{"mean_confidence":0.9265952216254341,"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}}