{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009396},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007860","490:4900010107","490:4900010387","490:4900001810","490:4900009402","490:4900007853","490:4900009082","490:4900010380","490:4900010558","490:4900008512","490:4900009692","490:4900010103","490:4900008751","490:4900010967","490:4900009498","490:4900001962","490:4900010813","490:4900009301","490:4900002869","490:4900010898","490:4900010804","490:4900002571","490:4900009590","490:4900008408","490:4900010000"],"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":[0.29957445173356295,0.2817856417757479,0.2741690368063926,0.23355676690299326,0.21117681010166311,0.2072204398001636,0.187685170969198,0.18735805008924764,0.18235764746614083,0.17800178221156593,0.16738588342764887,0.16174859907076217,0.15994180189820953,0.1579613063085053,0.15308842682956636,0.14790969088725336,0.14159423974586108,0.14025878237448047,0.13934657060999367,0.13708213357522947,0.13496539484459527,0.12810432739316072,0.12118513178017674,0.12016192695638815,0.11824230459869711],"twin_dists":[0.20165224036689658,0.20670932356144775,0.2089333338217998,0.22149827230675243,0.22904053742790392,0.23042912061679433,0.2375666267650789,0.23769045114051826,0.23960244406622194,0.24129838941202983,0.24555920265607356,0.24790124297582505,0.24866438767801027,0.24950813544699468,0.2516175038168152,0.2539139819801916,0.2567963660327683,0.2574180562223787,0.2578452551870273,0.25891481619035406,0.2599266385007983,0.2632905533955151,0.26682402164087216,0.26735949808242404,0.2683735739603875],"n_dims_used":45,"mean_confidence":0.920143805609809},"coverage":{"mean_confidence":0.920143805609809,"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}}