{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002250","490:4900002865","490:4900002866","490:4900002561","490:4900002562","490:4900003422","490:4900002867","490:4900003544","490:4900003678","490:4900003680","490:4900003006","490:4900002717","494:4940008943","490:4900003021","490:4900001129","490:4900003543","490:4900002716","490:4900003541","490:4900003957","490:4900003679","490:4900003013","490:4900002413","490:4900003012","490:4900002872","494:4940008373"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.7595034863270035,0.5480061378416814,0.43710089168191446,0.42155003384388084,0.32088578757036484,0.3145168236603984,0.27871399379551837,0.2572939547973826,0.2409691186318557,0.22529184568878124,0.1889407584048943,0.18319426174179426,0.1764889163317158,0.17617395564285357,0.16843155398153117,0.1465086502056331,0.14410739201403452,0.14381592705047228,0.14273808030131402,0.14009615337431494,0.11285964016487783,0.11028909504946607,0.0906649021116045,0.09000903572191292,0.08860766335011942],"twin_dists":[0.09633332158045851,0.14244440418448195,0.1670885867456702,0.17070634673022309,0.19581954942208712,0.1975388570327701,0.2076017688039166,0.21400037302503874,0.219106111851615,0.22422510530190956,0.2370927515754277,0.23927999899622987,0.24189430609497384,0.24201882549038725,0.2451310552800376,0.25454543428374493,0.2556381579652481,0.2557717093038187,0.2562673388406911,0.25749406511448636,0.27128603434400317,0.27271479057426784,0.28457541948813875,0.28500542505856413,0.28593259452822734],"n_dims_used":44,"mean_confidence":0.9192717292092063},"coverage":{"mean_confidence":0.9192717292092063,"n_dims_used":44,"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}}