{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011177","490:4900011174","490:4900011020","490:4900011246","490:4900012120","490:4900011176","490:4900011247","490:4900010999","490:4900011367","490:4900011017","490:4900011097","490:4900011089","490:4900011707","490:4900011451","490:4900011900","490:4900012098","490:4900011645","490:4900011385","490:4900012042","490:4900011762","490:4900011768","490:4900011455","490:4900011779","490:4900011905","490:4900011892"],"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":[0.611848754597083,0.4628370044948647,0.44314587860435795,0.4242526758546709,0.29947750509762,0.29826493992633707,0.2722362994939705,0.23700550574152007,0.22879364136340596,0.22134833777960394,0.20767202586976335,0.18712593110294007,0.1818910544888179,0.16638221666756384,0.15133026473609898,0.1377570896768252,0.13680240001674407,0.1253578503697629,0.11672078561269499,0.11303907475326835,0.1117159906817906,0.10489341623088225,0.10304487847728562,0.1012338809391642,0.09959543292136352],"twin_dists":[0.12873571125619065,0.16120979897476256,0.16569625765622503,0.17007370994314955,0.20167931195552366,0.20201834579171,0.20950367837888192,0.22037920347879633,0.22306182797844562,0.225549595865633,0.23026971789745945,0.23777840665685696,0.23978273069058026,0.24597196744613287,0.2523906516549389,0.2585946414390481,0.25904785747584513,0.2646753360831193,0.2691863382437077,0.27118724233241875,0.2719185602435101,0.2757997517417623,0.2768850159394204,0.27796306771554363,0.27895147133312853],"n_dims_used":45,"mean_confidence":0.8947231716579861},"coverage":{"mean_confidence":0.8947231716579861,"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}}