Debugging a quantum processor: New method pinpoints qubit errors during logical operations

Researchers at the University of Innsbruck, together with partners from Sydney and Waterloo, have presented a new diagnostic ...
IEEE

Spurs in Fractional-N Frequency Synthesizers Resulting From Resolution Mismatch Between the Divider Controller and the DTC: Manifestations, Analysis, and Mitigation

Abstract: The digital-to-time converter (DTC) used in fractional-N phase locked loops is designed to cancel the accumulated quantization error (QE) arising from the ...
IEEE

A Fractional-N Cascaded PLL With MMD-Based Quantization-Error Cancellation

Abstract: A fractional-N phase-locked loop (PLL) with cascaded architecture is presented. Compared to the conventional cascaded PLL, an auxiliary multi-modulus divider (MMD) is added between the first ...
GitHub

DilateQuant: Accurate and Efficient Diffusion Quantization via Weight Dilation

DilateQuant is a novel quantization-aware training (QAT) framework for accelerating diffusion models. It maintains high-quality image generation at 4-bit and 6-bit precision. Specifically, we find the ...
GitHub

NaN assertion error during quantization

I encountered a runtime error related to NaNs during quantization and would like to ask whether this is a known issue.