{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005861","490:4900005991","490:4900007830","490:4900007223","490:4900005863","490:4900007222","490:4900007581","490:4900008486","490:4900005604","490:4900006601","490:4900007224","490:4900005472","490:4900007461","490:4900006600","490:4900008040","490:4900008057","490:4900006482","490:4900006246","490:4900006969","490:4900006129","490:4900006125","490:4900008264","490:4900008372","490:4900009149","490:4900006245"],"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":[0.14402997719221078,0.09714920181807063,0.08619788111449342,0.06615687187094614,0.042149767558198645,0.03197264216397906,0.030367456439604368,0.02288366897467583,0.020943063097854965,0.020632678891276245,0.01862173263335706,0.018438512045671512,0.018069031005745462,0.017936739640827423,0.017567672940254624,0.017086202330402065,0.01666151279004998,0.013756159289486761,0.010740578340489986,0.00960223425629114,0.00832016934269447,0.005835632086166686,0.004745237364122802,0.004666064878636582,0.004504902025020874],"twin_dists":[0.25567361043028564,0.28045115668071374,0.287554532041639,0.3026786999113419,0.3268363716831107,0.34079989396718213,0.34333979449897584,0.35696974543857046,0.3611327184220022,0.36182944085121205,0.3665786931135246,0.36703337823438337,0.3679624455715735,0.36829914073838677,0.3692500845276898,0.37051732318035197,0.3716613845207506,0.38025815410887476,0.3910808002066914,0.3958833206971772,0.40194308135864754,0.4165620752033377,0.4248549157625834,0.42552238434501505,0.42691342726813863],"n_dims_used":45,"mean_confidence":0.9250670539008247},"coverage":{"mean_confidence":0.9250670539008247,"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}}