{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004272","490:4900003563","490:4900003707","494:4940007475","490:4900001406","490:4900002739","490:4900003850","490:4900001965","490:4900002740","490:4900001275","490:4900004819","494:4940007053","490:4900001698","490:4900004277","494:4940007792","490:4900001543","490:4900012913","494:4940007684","490:4900003190","494:4940008393","490:4900003459","490:4900003861","490:4900002127","494:4940008506","494:4940007150"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,494,490,490,494,490,490,494,490,494,490,490,490,494,494],"twin_sims":[0.4729839514704238,0.45443375906443917,0.42215481916518055,0.36883083554418933,0.36867121024384536,0.3555505552860052,0.35366064447646395,0.3536236619617862,0.347968847485753,0.2882978185499869,0.27916026319033527,0.2660311618452141,0.2629425015755585,0.25517820138511893,0.2501896760108974,0.24299585149152725,0.23365789107007867,0.23266338942308376,0.23015635633917983,0.22752040972209867,0.2237386229945071,0.2211898312885437,0.21710066636339825,0.21555911219887455,0.21539454700947233],"twin_dists":[0.15892454188345193,0.16311564717391572,0.17056463066145738,0.18343291441012727,0.18347271521118078,0.18677448933099727,0.1872551829737417,0.1872646026360618,0.18871101068279322,0.20483650324185487,0.2074717388095803,0.2113518706852375,0.21228181773715876,0.21465020565175943,0.21619604381619137,0.21846038515656627,0.22146530540223738,0.22178992500716613,0.22261232645564705,0.22348341470077468,0.22474492170963614,0.225603160778648,0.22699401309871653,0.227522910858709,0.22757952252635605],"n_dims_used":45,"mean_confidence":0.920582750108507},"coverage":{"mean_confidence":0.920582750108507,"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}}