{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011176},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011246","490:4900011174","490:4900010999","490:4900011177","490:4900012042","490:4900011367","490:4900011710","490:4900011645","490:4900011097","490:4900012184","490:4900010941","490:4900011905","490:4900011017","490:4900011301","490:4900011524","490:4900012098","490:4900011081","490:4900011318","490:4900011707","490:4900011978","490:4900011455","490:4900011385","490:4900010674","490:4900011778","490:4900011456"],"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":[0.5742026704264621,0.5080482547695911,0.4844356707106608,0.40420471420506193,0.4027694361828966,0.40276378759857645,0.35001262254853865,0.35000303711248854,0.3163438231801401,0.30664808265113336,0.29826493992633707,0.29756896998022936,0.28426514346885456,0.28005061716218876,0.2650495944586265,0.26128209144429326,0.24646062129028473,0.24233923298328544,0.24029125440931234,0.22473847746920017,0.21194625287441154,0.20844345274949017,0.20176582575234875,0.19833413945386322,0.19616098966353884],"twin_dists":[0.13680326029691126,0.1511438691272084,0.15636485170234574,0.17480872591777497,0.17515162451640287,0.17515297508921418,0.18818683789737597,0.1881892925482406,0.1970436622588216,0.19969058726913566,0.20201834579171,0.20221330458870126,0.20599320927325035,0.20721269250126612,0.21164667162419556,0.21278456574611695,0.21736450460958448,0.21866920375521215,0.21932286795098724,0.22441002665344342,0.22877254063650912,0.22999796223774333,0.23237355314946276,0.23361543918311728,0.2344095681447289],"n_dims_used":45,"mean_confidence":0.8937533908420139},"coverage":{"mean_confidence":0.8937533908420139,"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}}