{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011789","490:4900011544","490:4900011734","490:4900011664","490:4900010949","490:4900011724","490:4900011197","490:4900011729","490:4900012189","490:4900012209","490:4900011601","490:4900011673","490:4900011408","490:4900009969","490:4900011792","490:4900011547","490:4900011657","490:4900011412","490:4900011804","490:4900011336","490:4900011273","490:4900011731","490:4900011660","490:4900011530","490:4900011870"],"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":[0.6923834279981177,0.6314807671782746,0.5610310764143231,0.5490263820904803,0.5289718916226435,0.5247300159585981,0.48383055832633287,0.4795322871973858,0.47913106242218106,0.47349475959532933,0.45195607373290303,0.4500370418399987,0.44446208113491903,0.4317573592501216,0.4279435065466057,0.4185368834205839,0.4083538552961693,0.40822772421790354,0.40699556466654796,0.40193677022913943,0.3987340754573994,0.38688521541109705,0.3666860864628328,0.36357831471493685,0.3495396936077107],"twin_dists":[0.11136165749672951,0.1245289510134207,0.1396351854665574,0.14222398305605816,0.14657070794740207,0.14749435652427056,0.15649962155270444,0.15745845421754218,0.1575480958470783,0.15880994037793336,0.16368001676352173,0.16411792295825658,0.16539407952637686,0.16832570471706032,0.1692124608457083,0.1714136857773242,0.17382051151190003,0.1738504866886156,0.1741435264903597,0.17535080659516028,0.17611866991290426,0.17898450039709754,0.18396840522284102,0.18474713690685357,0.18830798817954492],"n_dims_used":45,"mean_confidence":0.9150980631510417},"coverage":{"mean_confidence":0.9150980631510417,"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}}