{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001311","491:4910001379","491:4910001555","491:4910002868","491:4910001902","491:4910002038","491:4910002239","491:4910003136","491:4910001947","491:4910001595","491:4910001596","491:4910002934","491:4910001494","492:4920003714","491:4910001852","491:4910001848","491:4910002190","491:4910001436","491:4910001677","491:4910002932","492:4920004878","491:4910002697","491:4910003181","492:4920004744","491:4910002264"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,492,491,491,492,491],"twin_sims":[0.2619918293990787,0.21175130892789545,0.152924735139413,0.14141728738277937,0.12271873445524202,0.08333580009355959,0.07787534348953427,0.07785365811054774,0.07526486196003002,0.0721969051456446,0.06438124859427206,0.0619066420496962,0.06021258311120904,0.059643708535778106,0.05849435350989077,0.0569539791220774,0.05640624796099975,0.056001262236741484,0.05298464358096553,0.04977049487641224,0.049533377304144255,0.04878650380974992,0.04829159840578495,0.04801832276748095,0.047788054185911956],"twin_dists":[0.21256942316236793,0.228840377104523,0.2516892108124949,0.2568784903314703,0.2660278603180873,0.2895284840327647,0.2934500111075026,0.29346601881840784,0.29540333385313455,0.29777011695840944,0.30419105041215827,0.3063566995148735,0.3078805552928886,0.30840017790541857,0.30946259173768514,0.31091375691611445,0.3114375770418706,0.3118275918456645,0.31480853212713833,0.31814387698272817,0.3183969697811971,0.319200819635056,0.3197391542484735,0.3200383874287069,0.3202916347872031],"n_dims_used":45,"mean_confidence":0.898535410563151},"coverage":{"mean_confidence":0.898535410563151,"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}}