{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000243","480:4800000001","480:4800000003","480:4800000215","480:4800000244","480:4800000055","480:4800000133","480:4800000042","480:4800000041","480:4800000157","480:4800000216","480:4800000106","480:4800000195","480:4800000164","480:4800000226","495:4950000491","480:4800000132","480:4800000024","480:4800000136","480:4800000165","480:4800000168","480:4800000135","480:4800000166","480:4800000010","480:4800000220"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5516325945728312,0.4774648976172328,0.41819417471855014,0.40325871715707035,0.3705296555864591,0.34833504568599444,0.3243154593630189,0.3169840321924532,0.28633471984598785,0.25763331200263107,0.24864839937245292,0.22889148995607733,0.21923919765732008,0.21593673500384766,0.19691994652731434,0.18811821832113335,0.17513010665107082,0.16567895892519305,0.16469667551141207,0.16213367285296187,0.16176551499178976,0.15266087946118218,0.14811887470849847,0.1447651339323019,0.13980835489122714],"twin_dists":[0.14166122363540554,0.15792060869357838,0.17149427359303057,0.17503467007765544,0.18300986273562658,0.18861697209643793,0.19490163503078956,0.19687052146419565,0.2053983640319152,0.213896457637459,0.2166776243214425,0.22302949306549127,0.22626446161365538,0.2273931158025445,0.23413153559773062,0.23740293878553695,0.24243264711906737,0.24626225802850818,0.2466692175497004,0.24773939854807564,0.24789412743961162,0.2518049144260371,0.2538200819080267,0.25533751053563825,0.25762873660584007],"n_dims_used":42,"mean_confidence":0.9014482044038319},"coverage":{"mean_confidence":0.9014482044038319,"n_dims_used":42,"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}}