{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011077","490:4900010680","490:4900010684","490:4900011230","490:4900011163","490:4900010419","490:4900011094","490:4900010415","490:4900010507","490:4900011010","490:4900011513","490:4900010649","490:4900009856","490:4900012030","490:4900010849","490:4900011977","490:4900008336","490:4900010682","490:4900010157","490:4900010773","490:4900008338","490:4900010858","490:4900011091","490:4900011583","490:4900011382"],"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":[0.4231167115445651,0.3518896836476081,0.31111040549998886,0.2792084813116733,0.2756522368174442,0.20417902363653545,0.16913032073279863,0.16268397805418144,0.15112559052727617,0.1509214597973807,0.14894159786811986,0.14466522243458954,0.1342623592303199,0.12966339255503265,0.12837823967348538,0.1257134297378314,0.12403513578880902,0.12385495876533306,0.11864536556408391,0.11754390029761239,0.11056495495156153,0.10842585232579462,0.10716327291479123,0.10635951339200193,0.10521906268178743],"twin_dists":[0.17033941117553525,0.18770683324668166,0.19846652637161616,0.20745769701470207,0.2084973176656709,0.23150892228601472,0.24484601161571984,0.24750859133663272,0.25248108483746395,0.25257136764478244,0.25345171812088096,0.25538311377513423,0.26026532862004526,0.2625144420919769,0.2631536831252106,0.2644947633405179,0.26535048043333515,0.26544286991307703,0.268159610408492,0.26874564577611837,0.2725602382608934,0.2737665920803297,0.27448730577324504,0.27494955250380543,0.2756101125904851],"n_dims_used":45,"mean_confidence":0.892152828640408},"coverage":{"mean_confidence":0.892152828640408,"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}}