{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002851},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002408","490:4900002252","490:4900004112","490:4900002406","490:4900004378","490:4900003000","490:4900002254","494:4940008948","494:4940008960","490:4900002556","490:4900002703","494:4940008971","490:4900004240","490:4900002255","490:4900001525","490:4900009994","490:4900011810","490:4900003967","490:4900004375","494:4940008888","490:4900003833","490:4900010631","490:4900009972","490:4900002405","490:4900009986"],"twin_admin_codes":[490,490,490,490,490,490,490,494,494,490,490,494,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.5469884841288726,0.4254201580566639,0.4226223073129022,0.3190068746505603,0.2821396983398135,0.24758528269566396,0.20779415693693254,0.19502755087756524,0.18971310926885532,0.18041666308123372,0.17424332665725206,0.16867672746909332,0.14053922037189961,0.13540646964065453,0.13133613333111846,0.09688460089795194,0.0953151766872566,0.09052458224130376,0.08519086441974812,0.08035832436315014,0.07108084434140896,0.0684400846585784,0.06840748825623957,0.06595523767367463,0.06271759028161682],"twin_dists":[0.14266433461021635,0.16980094552770955,0.170455145157496,0.19632474850089945,0.2066068347641178,0.21701091647761592,0.23022664818614405,0.2348261782074145,0.23680235044315268,0.24035457767285998,0.2427855843829665,0.24503094649226148,0.2572871404061795,0.25971482432692655,0.261689540314812,0.28061514303996793,0.28159509785534587,0.284667209735467,0.2882430214074352,0.29164035996374704,0.2986513125849807,0.30078194358052135,0.30080865759885217,0.302848757392944,0.30563930862179944],"n_dims_used":45,"mean_confidence":0.9146435207790798},"coverage":{"mean_confidence":0.9146435207790798,"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}}