{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007786},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008340","490:4900008789","490:4900008790","490:4900008782","490:4900010304","490:4900010662","490:4900010025","490:4900008008","490:4900010311","490:4900010026","490:4900011624","490:4900010028","490:4900011755","490:4900010482","490:4900008657","490:4900008545","490:4900010126","490:4900010392","490:4900009719","490:4900010027","490:4900011294","490:4900009723","490:4900010308","490:4900008436","490:4900012093"],"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":[0.7224210461568011,0.6676964495442261,0.5356289348015966,0.48535999349135817,0.4202383552947099,0.4123012466094847,0.40768138115131153,0.40744025904541753,0.3907949640601763,0.36309992693686927,0.3538321345399712,0.3000914011021173,0.2927276991773245,0.29016915981022806,0.28013310804238706,0.26238113060908436,0.2555809717901971,0.24676348031147072,0.2403002234336688,0.2309044664608388,0.22280004378422322,0.1998998490471964,0.19877608389542945,0.19615930004833151,0.1876734819526484],"twin_dists":[0.10473185976540365,0.1167313200400634,0.14512433975276537,0.15615908838989975,0.1710140001037694,0.17288445843965447,0.17398037297339924,0.17403772126391773,0.1780344034156389,0.18486730709216342,0.187211510132575,0.20150797276425256,0.20357696062891475,0.20430303057410465,0.20718871731925528,0.21245156956405084,0.21452623660126047,0.2172691853686594,0.21931999739678393,0.22236630316663242,0.22506020124702708,0.23304700529815478,0.23345467755747573,0.23441018794080087,0.2375710487754487],"n_dims_used":44,"mean_confidence":0.8917621265758168},"coverage":{"mean_confidence":0.8917621265758168,"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}}