{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008624},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008621","490:4900010723","490:4900010006","490:4900007851","490:4900009893","490:4900010010","490:4900009801","490:4900008980","490:4900009406","490:4900009394","490:4900009296","490:4900008969","490:4900009087","490:4900009174","490:4900009491","490:4900010301","490:4900008736","490:4900009698","490:4900007960","490:4900008623","490:4900010378","490:4900010005","490:4900009401","490:4900009387","490:4900010729"],"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":[0.5070765526049577,0.5044693353840858,0.49575493361182027,0.4465394328662283,0.4314249538826322,0.41214970529436484,0.3956782643608856,0.3752658376615948,0.3751675958948752,0.37303172052081324,0.3531770142294902,0.3529465550085033,0.3525378222343148,0.3473508569780157,0.3396096473653226,0.31845727040213234,0.3148319286560727,0.3057123268535504,0.2963128533509659,0.29105168269828385,0.2893458626256363,0.2794557762229987,0.2540671891034767,0.245382849222046,0.23488164912463694],"twin_dists":[0.1513573674123661,0.15193075049648272,0.1538531526477468,0.16491785056274114,0.16840286489748804,0.17292032113484,0.17685394412836436,0.18183546998386943,0.18185975587675338,0.18238852970119424,0.18737840683469378,0.1874371562387304,0.18754140078916973,0.18886982699959154,0.19087206003177026,0.19647284107975815,0.19745333399410286,0.19994857283359768,0.20256585410218095,0.20405215710341273,0.20453747828000363,0.20738570442130563,0.2149928096051255,0.21770432577292792,0.2210670947125054],"n_dims_used":45,"mean_confidence":0.9223856608072917},"coverage":{"mean_confidence":0.9223856608072917,"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}}