{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001625","498:4980001717","498:4980003215","498:4980001894","498:4980002355","498:4980002858","498:4980001433","498:4980001806","498:4980002072","498:4980002394","498:4980001624","498:4980001341","498:4980001340","498:4980002789","498:4980003347","498:4980002587","498:4980001129","498:4980000871","498:4980002344","498:4980001530","498:4980001146","498:4980001803","498:4980001244","498:4980002347","498:4980001817"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.7909101462451815,0.7744054343740528,0.7603589074862606,0.7396206539659832,0.738916987484085,0.7320660334356667,0.7267956174396862,0.7126625689700183,0.7042008420986995,0.7020509601145023,0.6778171337101804,0.6755412027496781,0.6651136715446978,0.6632945135792615,0.6593499896828658,0.6495586418262752,0.6430126661852584,0.6422462285664094,0.6315590132103619,0.6254657796882473,0.6151848888721491,0.6068781765307502,0.6014333036825499,0.6011096149123454,0.5993784374786015],"twin_dists":[0.08895613861205659,0.09286883619193952,0.09613602394558796,0.10087124166701975,0.10103028028850505,0.10257364325745273,0.10375499938788825,0.10689975690902132,0.10876810772636095,0.10924124202334128,0.11453689009660073,0.11503113588183939,0.11729001091558586,0.11768322442285775,0.11853504269528949,0.12064524237985305,0.1220531184485012,0.1222178292621409,0.1245121675371048,0.12581864150701447,0.1280212584212498,0.1298000746190609,0.13096599363285932,0.1310353092813046,0.1314060407584721],"n_dims_used":45,"mean_confidence":0.9254355536566841},"coverage":{"mean_confidence":0.9254355536566841,"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}}