{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007779","490:4900011072","490:4900011071","490:4900007887","490:4900010986","490:4900010915","491:4910005933","490:4900011297","490:4900009838","490:4900011887","490:4900007773","490:4900010750","490:4900010916","490:4900009729","490:4900011151","490:4900009934","490:4900008342","490:4900010746","490:4900011152","490:4900011074","490:4900011221","490:4900009841","490:4900007787","490:4900008107","490:4900011958"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.35686593814596423,0.2782820817592944,0.23917524125365303,0.23141857789894477,0.21745920813376896,0.21527327375700814,0.20079290552309495,0.18757539751971275,0.1708914282414336,0.16677496978686035,0.1573080071757428,0.13951923715618192,0.13795002602079207,0.13160030058914166,0.13032766608570837,0.12429030006077327,0.12393948507122533,0.11758009476216053,0.11494810279003019,0.11010984281166042,0.10856943580691629,0.10526024924564512,0.09744787894724333,0.09677985160882341,0.09646240527666967],"twin_dists":[0.18644070413210267,0.20772773620165996,0.21968059482819174,0.222197536974161,0.22687136216307774,0.22762126010952133,0.2327241534741301,0.23760816219258873,0.24413134747997378,0.245810231878494,0.24978814983729136,0.2577642337816794,0.2585033350882482,0.2615599933627213,0.26218590393762753,0.26521981414243434,0.2653995145892826,0.2687263217741626,0.2701435873352511,0.272815378093067,0.27368504354520523,0.27558616027174176,0.2802664726003337,0.2806801586274053,0.28087752897671475],"n_dims_used":45,"mean_confidence":0.8876410590277778},"coverage":{"mean_confidence":0.8876410590277778,"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}}