{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005865","490:4900005341","490:4900006971","490:4900008486","490:4900005473","490:4900007101","490:4900006602","490:4900006604","490:4900006130","490:4900009149","490:4900005472","490:4900005465","490:4900007223","490:4900008057","490:4900008263","490:4900006129","490:4900007463","490:4900006132","490:4900008509","490:4900006972","490:4900005733","490:4900008040","490:4900005862","490:4900007222","490:4900007829"],"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":[0.1752512906305134,0.14945372870728107,0.13407461005349033,0.09994013995168212,0.06338854057330126,0.058277087043767536,0.0421560609783951,0.033135346198787816,0.028289083820901617,0.017375187552837876,0.013451585873724074,0.012441668699820975,0.012210976983582306,0.010445241784516297,0.010174133643071138,0.010115243665225595,0.009077834597787566,0.008663471067447834,0.008218341869512534,0.007449868377754508,0.007164878749701116,0.006127083123944286,0.006079043923275755,0.005752138078731221,0.005620717445256428],"twin_dists":[0.24238451512159082,0.25322317527191135,0.26035600273541276,0.2787424733980434,0.30505148836068835,0.3096653524653392,0.32682866652498055,0.3390273779156491,0.34680521666894243,0.3697530117337829,0.38125001485230464,0.3846874448092907,0.3855072078377337,0.3922815293744345,0.3934106681588366,0.3936594783332313,0.39826894448547084,0.4002427363001661,0.40245950755802307,0.4065531553210496,0.4081682254163876,0.4145839574543969,0.4149040810488896,0.41714519400522937,0.41807870220805],"n_dims_used":45,"mean_confidence":0.9201839870876736},"coverage":{"mean_confidence":0.9201839870876736,"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}}