{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011792","490:4900011920","490:4900011530","490:4900011789","490:4900010949","490:4900011595","490:4900011034","490:4900011035","490:4900011729","490:4900011664","490:4900011117","490:4900011461","490:4900011186","490:4900011922","490:4900012189","490:4900011660","490:4900012122","490:4900011336","490:4900011544","490:4900009969","490:4900011799","490:4900012137","490:4900011462","490:4900010786","490:4900011119"],"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":[0.6025555438506235,0.5247300159585981,0.520618847726043,0.478450358195333,0.381041547104994,0.37082838932782797,0.3628407943042646,0.35336200502871334,0.34294032443367684,0.336855279057731,0.33472384215612594,0.33454945844920897,0.3229236868568529,0.28814132152101396,0.2839704087095798,0.2712618805238023,0.26391300158819647,0.2614971352850575,0.2554827446489895,0.2546514598190369,0.2537743936442945,0.25111119298000145,0.24714887512765893,0.23999514630353436,0.23604784065892304],"twin_dists":[0.1307256784264999,0.14749435652427056,0.14839114544518023,0.15770023384569762,0.1804130872946958,0.18293556977776274,0.18493243423825853,0.1873312627975179,0.19000764687107713,0.1915903471173365,0.19214836590558707,0.19219410543798116,0.19527347174756918,0.2048812102481532,0.2060781348026929,0.20979217134002726,0.2119888841587101,0.21271934093316486,0.2145564585973327,0.21481251923109007,0.215083257514857,0.21590901618937974,0.2171479981677543,0.21941767704020296,0.22068887850261468],"n_dims_used":45,"mean_confidence":0.9157793680826823},"coverage":{"mean_confidence":0.9157793680826823,"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}}