{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009945","490:4900008567","490:4900010227","490:4900008347","490:4900009863","490:4900009535","490:4900009448","490:4900009335","490:4900009761","490:4900010047","490:4900009436","490:4900012116","490:4900010162","490:4900010321","490:4900012032","490:4900009641","490:4900009847","490:4900011231","490:4900009541","490:4900010855","490:4900009342","490:4900011099","490:4900011841","490:4900010414","490:4900009762"],"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":[0.1613815116315874,0.15626993152748966,0.1271645091615132,0.10225809526981584,0.09940604812960425,0.07623176919197315,0.0738486271838627,0.06820410088706239,0.06361290621018413,0.05779935599762591,0.048223589346743645,0.04763335660412706,0.047253052580297876,0.04694114671504766,0.04605527636126564,0.03889841877354831,0.03680715918148893,0.03313601947951239,0.029769336148186647,0.029222958830197023,0.02793834092773368,0.026707557010969152,0.025941864718902218,0.023153423641705473,0.022719709958588827],"twin_dists":[0.24805578831555192,0.2502348363123562,0.26376185824417075,0.2773515404695073,0.2790665376975561,0.29467356251415916,0.29648600993754815,0.30097557577655903,0.30485605810395433,0.3101133883861355,0.3198134908260095,0.32046234301147236,0.3208839854389245,0.32123191812294627,0.3222307706537985,0.33095330680581747,0.3337578702563028,0.33902636700254657,0.344315681142994,0.34522195509259007,0.34741147671907985,0.3495920485992781,0.35099272650942365,0.3564155670714227,0.3573093549874568],"n_dims_used":45,"mean_confidence":0.882914564344618},"coverage":{"mean_confidence":0.882914564344618,"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}}