{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005297},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005824","490:4900004888","490:4900005685","490:4900005302","490:4900004197","490:4900005430","490:4900006926","490:4900005424","490:4900004890","490:4900006313","490:4900003927","490:4900005553","490:4900005289","490:4900005952","490:4900005953","490:4900005154","490:4900005300","490:4900005031","490:4900005167","490:4900006191","490:4900007060","490:4900005426","490:4900005955","490:4900006929","490:4900004209"],"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":[0.3447546729260582,0.31906000222379227,0.3039478692487697,0.28499913358299456,0.24371560354115565,0.22573731593830348,0.1942507455107079,0.18860157685227855,0.18800476597051416,0.18591617353696024,0.17298811039237244,0.15803545850094197,0.15433357389526056,0.14994500021679197,0.1462134910886006,0.1460820234188676,0.14096824534244148,0.13405876888927387,0.12825589674462481,0.12602525327026992,0.12410333846664928,0.12208342831710578,0.11890007685642598,0.11600318261056139,0.10713901613715726],"twin_dists":[0.18953865126446517,0.1963104407212498,0.20043627495981609,0.20578194597107743,0.21823190745784993,0.22407645984081762,0.23511267445243592,0.23722054516431273,0.23744579719361195,0.2382380571459218,0.24328735780000807,0.24947640603966414,0.25107388520487556,0.25300448280158877,0.25467903205040426,0.2547386024553446,0.2570872364695902,0.26036365764250124,0.263214788905944,0.2643367297066393,0.265315534733826,0.2663567505433795,0.2680246845289405,0.2695724898038814,0.2745012165287556],"n_dims_used":44,"mean_confidence":0.8985529812899503},"coverage":{"mean_confidence":0.8985529812899503,"n_dims_used":44,"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}}