{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003668},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002824","490:4900001921","490:4900001371","490:4900004351","490:4900003117","490:4900002231","490:4900002078","490:4900003533","490:4900003948","490:4900001776","490:4900003402","490:4900002528","490:4900001363","490:4900001775","490:4900003138","490:4900003944","490:4900002382","490:4900001230","490:4900002835","490:4900001772","490:4900001498","490:4900003532","490:4900002997","490:4900002683","490:4900003118"],"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":[0.49647944612781336,0.4295638054567912,0.30828005865485164,0.28573290483611663,0.21736485451730805,0.19581630659529245,0.1952332482561917,0.16485865810095937,0.157204455986404,0.14053099523501875,0.13218571677245547,0.1287099191835935,0.12785629832259146,0.12086059059813266,0.11994132788244842,0.11911199979730824,0.11420903139971703,0.10903154488130139,0.10876395470108968,0.10855629644462626,0.1082339460528829,0.10330058829804051,0.10159186473051354,0.1002148122104429,0.09533841991872744],"twin_dists":[0.1536929649596847,0.168835334041386,0.19924173970432604,0.20557107263193367,0.22690362571057196,0.23453608381460542,0.23475044696509373,0.2466019877299137,0.24983261137246843,0.2572909773432549,0.2612736033541284,0.2629882427205632,0.2634146813525294,0.26699348957271685,0.2674754008230516,0.267912592995337,0.2705460394004544,0.27342315363714437,0.2735746993137392,0.27369250259827727,0.2738757164230622,0.2767339907498072,0.2777487792667238,0.27857634162107336,0.28158049239104405],"n_dims_used":45,"mean_confidence":0.922164069281684},"coverage":{"mean_confidence":0.922164069281684,"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}}