Data processing apparatus, processor, board card, and data processing method

By integrating particle quantization/dequantization into vector operations, adopting the MX quantization format, and optimizing the scaling factor, the hardware compatibility and computational efficiency issues of neural network models are resolved, thereby improving computational accuracy and resource utilization efficiency.

WO2025260956A1 Publication Date: 2025-12-26SHANGHAI CAMBRICON INFORMATION TECH CO LTD
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Patent Information

Application Number
PCT/CN2025/090096
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-09-25
Filing Date
2025-04-21
Publication Date
2025-12-26

AI Technical Summary

Technical Problem

In existing technologies, neural network models suffer from floating-point format migration issues during training and inference, resulting in poor hardware compatibility. Furthermore, the lack of effective quantization/dequantization processing schemes in vector operations affects computational efficiency and accuracy.

Method used

A data processing apparatus and method are provided, which reduces storage space and bandwidth waste by integrating particle quantization/dequantization processing during vector operations, adopting the MX quantization format, and optimizing the calculation and compression of scaling factors by extending the MX quantization scheme.

Benefits of technology

It improves the computational efficiency and accuracy of neural network models, reduces the amount of computation and computational resource requirements, and achieves data format compatibility across hardware platforms.

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Abstract

A data processing apparatus, a processor, a board card, and a data processing method. The data processing apparatus may be comprised by a combined processing apparatus (20), the combined processing apparatus (20) comprising a computing apparatus (201), an interface apparatus (202), a processing apparatus (203) and a storage apparatus (204). The computing apparatus (201) is configured to execute an operation specified by a user, so as to execute deep learning or machine learning calculation. The computing apparatus (201) may interact with the processing apparatus (203) by means of the interface apparatus (202), so as to jointly complete the operation specified by the user. The interface apparatus (202) is used to transmit data and a control instruction between the computing apparatus (201) and the processing apparatus (203). The storage apparatus (204) is used to store data of the computing apparatus (201) and the processing apparatus (203). The data processing apparatus provides a vector computation scheme integrating different types of fine-grained quantization, so that processing can be simplified, and the advantages of a low bit width operation and small memory occupation of a fine-grained quantization format are fully utilized.
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