{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002196},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001940","490:4900002768","487:4870002110","490:4900004578","496:4960007272","487:4870000830","487:4870001011","490:4900001841","490:4900003607","487:4870001367","490:4900003609","494:4940006224","487:4870000470","487:4870001463","487:4870002191","496:4960007274","494:4940006223","487:4870000740","490:4900001993","490:4900003881","487:4870003649","496:4960006614","490:4900002881","494:4940008092","490:4900001840"],"twin_admin_codes":[487,490,487,490,496,487,487,490,490,487,490,494,487,487,487,496,494,487,490,490,487,496,490,494,490],"twin_sims":[0.4666069066518075,0.41560665032437477,0.35107734768548304,0.3396305370076501,0.31909692898437036,0.31302524060528947,0.3066520446226991,0.30336279785369724,0.30206177583844507,0.2969249509671347,0.29325990576841665,0.2907325740936708,0.2905653217354591,0.28837318512993776,0.2824126664949905,0.2794435250827613,0.27624456408478787,0.2750985430219424,0.2685161056175891,0.2585929256831632,0.2553534787498693,0.24855788699111667,0.23577521245733782,0.23286534490967867,0.23197945379010446],"twin_dists":[0.16035877192990738,0.17210364305784212,0.18791440032140716,0.1908666244110674,0.19630049676946454,0.1979443516107024,0.1996894959303753,0.20059835289676375,0.20095941750341212,0.20239394938668176,0.20342640339638143,0.20414281729314102,0.20419035809784467,0.2048149782076837,0.2065278717367316,0.20738927006614793,0.20832359271325507,0.20865991843076637,0.21060856143747017,0.2136030787263493,0.21459624165224048,0.2167059647626207,0.22077718690506776,0.22172393021234618,0.22201370081315042],"n_dims_used":43,"mean_confidence":0.9091800423555596},"coverage":{"mean_confidence":0.9091800423555596,"n_dims_used":43,"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}}