diff --git a/src/transmissionReconstruction/reconstruction/solvingEquationSystem/TVAL/TVAL.cpp b/src/transmissionReconstruction/reconstruction/solvingEquationSystem/TVAL/TVAL.cpp
index abee434..817b3fc 100644
--- a/src/transmissionReconstruction/reconstruction/solvingEquationSystem/TVAL/TVAL.cpp
+++ b/src/transmissionReconstruction/reconstruction/solvingEquationSystem/TVAL/TVAL.cpp
@@ -44,11 +44,11 @@ namespace Recon
         size_t bDims[3]={(size_t)b.getDimSize(0),(size_t)b.getDimSize(1),(size_t)b.getDimSize(2)};
         size_t rdims[3] = {(size_t)dims[0], (size_t)dims[1], (size_t)dims[2]};
         bool pagelocked = false;
-        // auto result = TVALGPU(xIdxs, yIdxs, values.getData(), M.getM(), M.getN(), nz, bData, bDims, rdims, opt, device, false);
+        auto result = TVALGPU(xIdxs, yIdxs, values.getData(), M.getM(), M.getN(), nz, bData, bDims, rdims, opt, device, false);
         delete [] xIdxs;
         delete [] yIdxs;
         delete [] bData;
-        // return Aurora::Matrix::fromRawData(result.data, result.dims[0],result.dims[1],result.dims[2]);
-        return Aurora::Matrix();
+        return Aurora::Matrix::fromRawData(result.data, result.dims[0],result.dims[1],result.dims[2]);
+        // return Aurora::Matrix();
     }
 }
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