{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007969},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011422","490:4900008640","490:4900008415","490:4900010972","490:4900011681","490:4900009789","490:4900011132","490:4900008081","490:4900009586","490:4900010554","490:4900007970","490:4900009694","490:4900012152","494:4940007753","490:4900011490","490:4900008184","466:4660005200","490:4900008966","490:4900003278","490:4900007966","490:4900011421","466:4660005308","490:4900011876","490:4900012073","466:4660004991"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,466,490,490,490,490,466,490,490,466],"twin_sims":[0.4046941075587054,0.276198748831647,0.26237687140115423,0.2526285923440731,0.22514463670299176,0.21125263705163694,0.18185839756104683,0.14013174039527365,0.12509262031770715,0.11811109876824563,0.11580523077530801,0.10635561407181779,0.10189371305072219,0.10049616535224308,0.09221089522041055,0.08805506294858993,0.08382636043517075,0.06904564543088974,0.06883389934674852,0.0643717225083364,0.06303563854262972,0.05997428297817693,0.057774251851314865,0.04977965221642213,0.04189612545150165],"twin_dists":[0.1746919310917089,0.2083370218347821,0.21245285836604458,0.21543784796164056,0.22427426923507973,0.22901409752786567,0.2397953612133826,0.2574774269746707,0.26481028038699067,0.2684433446165733,0.26967933291006885,0.27495180162788885,0.27756855141567605,0.2784065380713672,0.28357147728336857,0.28630140369832646,0.28918634803003346,0.3002875350832715,0.3004600122324907,0.30419925548865523,0.3053600273896376,0.3080977304396694,0.3101370164110764,0.3181341228600981,0.3271477201083844],"n_dims_used":45,"mean_confidence":0.9111089918348524},"coverage":{"mean_confidence":0.9111089918348524,"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}}