不用激活函数也能识别复杂模式,让神经网络更透明
Deep Learning 2.0: Artificial Neurons That Matter -- Reject Correlation, Embrace Orthogonality
- 用特殊乘积运算替代激活函数,实现非线性特征提取
- 在多个数据集上优于传统MLP,且结构更简洁
- 首次让深度模型决策过程变得可解释,适合追求透明的场景
我们提出一种基于雅积(yat-product)的神经网络——神经物质网络(NMN),突破性地实现了无需激活函数的非线性模式识别。其核心创新在于利用雅积将输入投影到伪度量空间,自然产生非线性,仅保留softmax层输出分类概率。该方法简化了网络架构,显著提升了决策过程的可解释性。在多个数据集上的全面实证评估表明,NMN持续优于传统MLP。该工作挑战了激活函数对深度学习必要性的固有认知。通过消除中间激活函数而保持非线性能力,yat-MLP构建了兼具简洁与高效的新范式。更重要的是,该方法首次为传统‘黑箱’模型提供了前所未有的内部机制洞察,使信息处理与分类逻辑更清晰可见。
原文摘要 · Abstract (English)
We introduce a yat-product-powered neural network, the Neural Matter Network (NMN), a breakthrough in deep learning that achieves non-linear pattern recognition without activation functions. Our key innovation relies on the yat-product and yat-product, which naturally induces non-linearity by projecting inputs into a pseudo-metric space, eliminating the need for traditional activation functions while maintaining only a softmax layer for final class probability distribution. This approach simplifies network architecture and provides unprecedented transparency into the network's decision-making process. Our comprehensive empirical evaluation across different datasets demonstrates that NMN consistently outperforms traditional MLPs. The results challenge the assumption that separate activation functions are necessary for effective deep-learning models. The implications of this work extend beyond immediate architectural benefits, by eliminating intermediate activation functions while preserving non-linear capabilities, yat-MLP establishes a new paradigm for neural network design that combines simplicity with effectiveness. Most importantly, our approach provides unprecedented insights into the traditionally opaque "black-box" nature of neural networks, offering a clearer understanding of how these models process and classify information.
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