Machine learning is the ability of a machine to improve its performance based on previous results. Machine learning methods enable computers to learn without being explicitly programmed and have ...

ISLAMABAD: The Federal Board of Revenue (FBR) has issued revised functions and jurisdiction of the Directorate General of Post Clearance Audit and Internal Audit. The FBR has issued a S.R.0.1655 ...

The Federal Board of Revenue (FBR) is stepping up its fight against trade fraud, granting sweeping powers to the Directorate ...

This study presents valuable computational findings on the neural basis of learning new motor memories without interfering with previously learned behaviours using recurrent neural networks. The ...

Deep neural networks (DNNs), the machine learning algorithms underpinning the functioning of large language models (LLMs) and other artificial intelligence (AI) models, learn to make accurate ...

What if higher education moved beyond rigid calendars and assembly-line teaching to AI-powered, mastery-based learning where every student truly understands the material before moving forward?

注意力矩阵本质上就是在「分配信息通道」，决定每个 token 看谁、看多少。理论上，它是满秩的 → 可以用尽所有维度，全局看遍上下文。实际上，实验发现有效秩远低于理论值，大部分通道白白闲置。