{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002643},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005650","490:4900004583","496:4960008024","490:4900004314","490:4900000901","480:4800005057","490:4900000487","496:4960007905","490:4900004727","466:4660003862","490:4900001312","496:4960009166","490:4900004584","490:4900001861","480:4800002837","466:4660003801","494:4940008306","466:4660003940","494:4940008781","490:4900000469","480:4800004796","490:4900002789","490:4900008538","490:4900004178","480:4800005316"],"twin_admin_codes":[490,490,496,490,490,480,490,496,490,466,490,496,490,490,480,466,494,466,494,490,480,490,490,490,480],"twin_sims":[0.4236540078186273,0.4136743205780088,0.15690432972857088,0.14383568489799697,0.1352917108781823,0.13158318245765735,0.1286423385504207,0.11904204427262553,0.11570616435144923,0.11017790728322495,0.10772005625930327,0.10706873799735944,0.10679308625691153,0.10218291659445795,0.1015663118148597,0.10141588421037726,0.10082958082125229,0.09988076038419685,0.09958049847719357,0.09762605099312349,0.09615695786312901,0.09564908307337902,0.09563744399978778,0.09116797487927096,0.09068394697020357],"twin_dists":[0.1702137008689904,0.17255977744628576,0.24996159675798546,0.25576264977331203,0.25976988423232955,0.26156838211045,0.26302192549274167,0.26794957740193004,0.2697328559864979,0.2727771687651899,0.2741686718199742,0.2745415333801431,0.2746998666316522,0.2773962642758487,0.2777640556217726,0.2778540470136095,0.2782057944825585,0.2787784353002314,0.278960538971272,0.2801565132416458,0.28106792172255635,0.28138554803505833,0.28139284268243037,0.2842472559772122,0.2845629699639474],"n_dims_used":45,"mean_confidence":0.9169993082682292},"coverage":{"mean_confidence":0.9169993082682292,"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}}