{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012246","490:4900012236","490:4900012455","490:4900012456","490:4900012315","490:4900012379","490:4900012309","490:4900012249","490:4900012247","490:4900012536","490:4900012459","490:4900012232","490:4900012657","490:4900012383","490:4900012734","490:4900012250","490:4900012593","490:4900012598","490:4900013218","490:4900012298","490:4900012450","490:4900012454","490:4900012243","490:4900012673","490:4900012368"],"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":[0.1748114706415641,0.16008058086889015,0.14748660634357957,0.12485806063956971,0.11965462589593608,0.119465296844027,0.11399032252837019,0.10102605080668127,0.09940852902870004,0.09188629227038705,0.08638030044194749,0.07851977233057614,0.07071109912568613,0.06797762298549727,0.06647871984556902,0.06585270948395534,0.062331477470876764,0.05911031868994532,0.057240119285168166,0.05136077109215694,0.047914980273799486,0.04680013542975002,0.046638025317134166,0.04306854113059955,0.04102315088080029],"twin_dists":[0.2425593167690538,0.2486055495544612,0.254104199641366,0.264929801329615,0.26762627773968756,0.26772606372873065,0.2706655187205657,0.27808774634329053,0.2790650292438916,0.2837811589042922,0.28743049932150944,0.29297593425842977,0.29894572169366734,0.301161921493772,0.3024081287300051,0.30293539202967845,0.3059799219865286,0.3088911048367905,0.31064176009572164,0.31647194074482077,0.3201519168171418,0.32138985209529963,0.32157190968988075,0.32572161268147254,0.32823158985205114],"n_dims_used":45,"mean_confidence":0.9123562282986111},"coverage":{"mean_confidence":0.9123562282986111,"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}}