{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["467:4670002357","468:4680003193","467:4670002280","499:4990004430","467:4670001523","472:4720005692","472:4720003641","499:4990004331","467:4670000883","467:4670000943","467:4670001979","472:4720007633","467:4670000696","499:4990004411","472:4720005547","468:4680000234","467:4670000942","467:4670002279","467:4670000885","468:4680000931","467:4670000627","467:4670000571","468:4680000235","468:4680000198","472:4720003716"],"twin_admin_codes":[467,468,467,499,467,472,472,499,467,467,467,472,467,499,472,468,467,467,467,468,467,467,468,468,472],"twin_sims":[0.7956325178445248,0.5119352615440672,0.5030603356961955,0.49211803757354977,0.47084594068670277,0.44501714568866113,0.3868630426652043,0.3864679913944977,0.3861358068481613,0.38486555027235053,0.3832557444747692,0.37719438727180954,0.3755388618516372,0.3693692655802196,0.3685237811304154,0.3655584013111639,0.3603946665923123,0.3594959571768263,0.35340091145580443,0.3411654742691522,0.3410020061102438,0.3405014301365973,0.3373867441008308,0.337137324736501,0.3369992309242078],"twin_dists":[0.08782009897917897,0.1502908896140681,0.15224095079545427,0.15465828663064443,0.15940466001750048,0.16526674895884003,0.17898990141363705,0.1790861557851552,0.1791671287637858,0.17947707086609924,0.17987056404685434,0.18135935016946433,0.18176799328360593,0.1832987261389189,0.18350948266622102,0.18425059000513444,0.1855483807954421,0.18577521478781453,0.18732134930884187,0.19046771330077986,0.19051015083171657,0.1906401718074232,0.19145150525457,0.19151664975497418,0.1915527289295998],"n_dims_used":45,"mean_confidence":0.9304633246527778},"coverage":{"mean_confidence":0.9304633246527778,"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}}