{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007197","490:4900006830","490:4900005976","490:4900007438","490:4900007200","490:4900005980","490:4900006833","490:4900005587","490:4900006225","490:4900006951","490:4900007683","490:4900007569","490:4900006832","490:4900007078","490:4900006106","490:4900006454","490:4900006466","490:4900006582","490:4900007083","490:4900005586","490:4900007205","490:4900009209","490:4900005719","490:4900007201","490:4900006464"],"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":[0.017617935802267976,0.016938742901098806,0.014527319792482795,0.012539290170412819,0.009180780595321035,0.0070046608123910436,0.003557965986113077,0.0017109806916457216,0.0010469420419885157,0.0007383053645493351,0.0005468743373586107,0.0004623177347614567,0.0002940621268589916,0.0002719523566051323,0.0002324176925798246,0.00015314573085706677,0.00007843961712600699,0.00004784474916488786,0.000022171660602932872,0.000016107701705746643,0.000014231593847361105,0.000010880721067735656,0.0000102918860615661,0.000008179277355301006,0.000007569753572370801],"twin_dists":[0.36911955273746233,0.3709117041329921,0.3778309458985445,0.3843445967458592,0.3977910763170201,0.409101729147564,0.4361372568644604,0.46358783542008813,0.48112780642167924,0.4932205923181749,0.5033802273623108,0.508977375582554,0.5237572390891373,0.526268463218626,0.5312795069858726,0.5443622354178101,0.5647130717412712,0.5792911470095296,0.6012696630946466,0.6101672329079026,0.6135809099463062,0.6209173611819777,0.622426911433401,0.6286222160051663,0.6306967747185617],"n_dims_used":45,"mean_confidence":0.9066251966688368},"coverage":{"mean_confidence":0.9066251966688368,"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}}