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I strive to run, just to catch up with the one who once be placed great expectation.

leetcode 10 - Regular Expression Matching

动态规划学习笔记

Leetcode 10. Regular Expression Matching Description Given an input string (s) and a pattern (p), implement regular expression matching with support for '.' and '*'. '.' Matches any single chara...

Posted by yangwf on September 1, 2019

leetcode 1155 - Number of Dice Rolls With Target Sum

动态规划学习笔记

leetcode 1155 : Number of Dice Rolls With Target Sum Description You have d dice, and each die has f faces numbered 1, 2, ..., f. Return the number of possible ways (out of $f^d$ total ways) mod...

Posted by yangwf on August 21, 2019

bert学习笔记

预训练模型的对比

预训练 Feature-based：将训练出的representation作为feature用于任务，从词向量、句向量、段向量、文本向量都是这样的。新的ELMo也属于这类，但迁移后需要重新计算出输入的表征。 Fine-tuning：这个主要借鉴于CV，就是在预训练好的模型上加些针对任务的层，再对后几层进行精调。新的ULMFit和OpenAI GPT属于这一类。 ELMo E...

Posted by yangwf on May 10, 2019

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