{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011110","490:4900010691","490:4900010790","490:4900010447","490:4900010793","490:4900012059","490:4900010874","490:4900010614","490:4900008831","490:4900009882","490:4900010615","490:4900011732","490:4900010692","490:4900010619","490:4900010620","490:4900010871","490:4900011863","490:4900010629","490:4900010706","490:4900010177","490:4900010270","490:4900010263","490:4900010883","490:4900010353","490:4900009166"],"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":[0.6313891786370028,0.6239612565203252,0.4096824303529218,0.3115070181315245,0.28229069126455053,0.28130681220675957,0.27549265592260413,0.2640646209959057,0.2618409375003175,0.2597873221195602,0.2569847835718207,0.2517974738657426,0.2398112372761389,0.22489262281761854,0.21604165745195317,0.21097323135888532,0.2090695876507126,0.19555748997051214,0.19107105154257317,0.17938958820589196,0.177762762214053,0.1720845057809677,0.1701278310618937,0.16482714800292683,0.16226720384647825],"twin_dists":[0.12454859617558907,0.1261410932519208,0.1735050220332958,0.19835821993515182,0.20656315048854051,0.20684805448231294,0.20854416054184977,0.21194318052726469,0.21261513234732124,0.2132388774994376,0.21409512048532395,0.21569569472323585,0.2194766000351079,0.22435848487439924,0.2273570794199435,0.22911155464255797,0.22977789280894254,0.23463118380342432,0.236293766582203,0.2407548894445117,0.24139229910084387,0.24365018793960327,0.2444405658747163,0.24661506204984956,0.24768334129243982],"n_dims_used":45,"mean_confidence":0.9191358778211806},"coverage":{"mean_confidence":0.9191358778211806,"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}}