{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003403","490:4900001125","490:4900001783","490:4900001511","476:4760004115","476:4760004256","476:4760004301","476:4760004108","476:4760004109","476:4760003749","476:4760004118","476:4760004160","476:4760003928","476:4760004028","476:4760004465","476:4760004325","476:4760003922","490:4900002846","476:4760004480","476:4760004356","476:4760004477","476:4760004286","476:4760004467","476:4760004166","476:4760004158"],"twin_admin_codes":[490,490,490,490,476,476,476,476,476,476,476,476,476,476,476,476,476,490,476,476,476,476,476,476,476],"twin_sims":[0.16195045503929303,0.09552094126312485,0.05417875580910977,0.04183895270672618,0.03931010711043051,0.03669216550051085,0.032176125726964606,0.03192631764948949,0.03176837556954206,0.03151639391064107,0.03133410202817786,0.029748632776833202,0.029508030872162746,0.027761632820013038,0.027357377898816083,0.02689807876426677,0.026778309509540636,0.026696929906220163,0.026648453968265765,0.026625157519110865,0.026496705922582034,0.025566039621623852,0.023089102113754194,0.022797599329922515,0.02279729723048362],"twin_dists":[0.24781636919365962,0.28146589787612536,0.31361213913368835,0.32721811947376106,0.33041629735718364,0.3339159711423224,0.34048575564977157,0.3408716485565519,0.341116964657235,0.341510511055734,0.3417968967982694,0.3443497605775909,0.3447473103706721,0.347719401078083,0.34843023275486107,0.34924891339462755,0.3494643757793768,0.349611250376866,0.349698923672647,0.34974110641583384,0.34997426602580717,0.35169331977656443,0.3565471973863245,0.35714775788827585,0.3571483837279098],"n_dims_used":45,"mean_confidence":0.9147728814019097},"coverage":{"mean_confidence":0.9147728814019097,"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}}