{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001851","491:4910002354","491:4910002352","491:4910001731","491:4910001433","491:4910002053","491:4910002353","491:4910001673","491:4910002973","491:4910002301","491:4910001951","491:4910002039","491:4910001891","491:4910001108","491:4910001955","491:4910002149","491:4910001487","491:4910002348","491:4910002155","491:4910001900","491:4910001044","491:4910002351","491:4910001945","491:4910001614","491:4910002105"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5112564750799431,0.3409125837699366,0.3062542744973222,0.2434627235828072,0.20966224613621137,0.20714498504842552,0.20535117966691369,0.1723052160521874,0.16592325881535017,0.16071419138614573,0.14711852933110642,0.14605821502087815,0.1426795822708323,0.1421621838173301,0.13711092872957897,0.13530028676970426,0.13244878461504012,0.130062290382431,0.12716844115779372,0.12605528934672464,0.12441888959897078,0.12340353456723742,0.11986855556144604,0.11556355547367632,0.11476135433122946],"twin_dists":[0.1504397250194377,0.1905333701333765,0.19979910371944987,0.2183121317902132,0.2295700022481315,0.23045577804783604,0.23109147431166804,0.2435614391452591,0.24616131536219732,0.24833738781085518,0.2542700142451972,0.25474939471838326,0.2562943176000542,0.25653329576161504,0.25890113275290466,0.25976576840963206,0.2611452195295118,0.26231700217850895,0.2637598809203827,0.26432152295175815,0.2651540423893111,0.2656747967660833,0.26751367112903307,0.2698099657920108,0.27024509052471796],"n_dims_used":45,"mean_confidence":0.8989354451497396},"coverage":{"mean_confidence":0.8989354451497396,"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}}