{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002678","490:4900002230","490:4900002532","490:4900001774","490:4900002983","490:4900001634","490:4900002686","490:4900003118","490:4900001921","490:4900002677","490:4900001239","490:4900001913","490:4900002225","490:4900002078","490:4900002224","490:4900002231","490:4900001106","490:4900001775","490:4900001772","490:4900001782","490:4900002228","490:4900002072","490:4900002832","490:4900001630","490:4900001770"],"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":[0.6321887339202472,0.361014295682746,0.3518884790280258,0.3278272177893755,0.30668980444160715,0.28733015548837415,0.2417076092539283,0.22063947260245745,0.20491240165124977,0.20220478796376715,0.18693286280310542,0.18632343087589148,0.17046840435353414,0.1688578955429292,0.16822919932329958,0.15861540936416524,0.14972678895513392,0.14706411487568374,0.1465979195273172,0.14644750718899852,0.14191351274851083,0.13695748493369803,0.13680382007531597,0.13412104877248926,0.13329378944241524],"twin_dists":[0.12437708812786627,0.18539215463424422,0.18770714086442425,0.19396732585710513,0.19967909526599067,0.20511317180712063,0.21887041932742315,0.22578934585681806,0.23124754781969373,0.2322157498754821,0.23785162325698694,0.23808308475278012,0.2443025281036739,0.24495703948223688,0.24521375934660336,0.2492286210810811,0.2531015555980554,0.2542945533564426,0.2545050675593985,0.25457309306371817,0.2566483831757139,0.25897407396178396,0.25904718158192286,0.2603335661223621,0.26073412936328166],"n_dims_used":45,"mean_confidence":0.915288798014323},"coverage":{"mean_confidence":0.915288798014323,"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}}