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2022年6月6日 #

Deep Learning Week12 Notes

摘要: 1. Recurrent Neural Networks Temporal Convolutional Networks Such a model is a standard $1$d convolutional network, that processes an input of the max 阅读全文

posted @ 2022-06-06 05:36 Blackzxy 阅读(25) 评论(0) 推荐(0) 编辑

2022年6月5日 #

Deep Learning Week11 Notes

摘要: 1. Generative Adversarial Networks (GAN) \(\large\textbf{Aim:}\) learn high-dimension densities. Where two networks are trained jointly: A Discriminat 阅读全文

posted @ 2022-06-05 06:26 Blackzxy 阅读(17) 评论(0) 推荐(0) 编辑

2022年6月4日 #

LeetCode 474 Ones and Zeroes 滚动数组优化DP

摘要: You are given an array of binary strings strs and two integers m and n. Return the size of the largest subset of strs such that there are at most m \( 阅读全文

posted @ 2022-06-04 20:13 Blackzxy 阅读(23) 评论(0) 推荐(0) 编辑

Deep Learning Week10 Notes

摘要: 1. Auto-Regression Auto-regression methods model components of a signal serially, each one conditionally to the ones already modeled. They rely on the 阅读全文

posted @ 2022-06-04 03:57 Blackzxy 阅读(24) 评论(0) 推荐(0) 编辑

2022年6月2日 #

LeetCode 413 Arithmetic Slices DP

摘要: An integer array is called arithmetic if it consists of at least three elements and if the difference between any two consecutive elements is the same 阅读全文

posted @ 2022-06-02 15:10 Blackzxy 阅读(16) 评论(0) 推荐(0) 编辑

Deep Learning Week9 Notes

摘要: 1. Looking at parameters Hidden units of a perceptron one-hidden layer fully connected network \(\mathbb{R}^2\rightarrow \mathbb{R}^2\) nb_hidden = 20 阅读全文

posted @ 2022-06-02 05:49 Blackzxy 阅读(24) 评论(0) 推荐(0) 编辑

2022年6月1日 #

LeetCode 343 Integer Break 数学

摘要: Given an integer n, break it into the sum of k positive integers, where \(k\geq 2\), and maximize the product of those integers. Return the maximum pr 阅读全文

posted @ 2022-06-01 15:52 Blackzxy 阅读(14) 评论(0) 推荐(0) 编辑

LeetCode 513 Find Bottom Left Tree Value BFS

摘要: Given the root of a binary tree, return the leftmost value in the last row of the tree. Solution 要求出最后一层最左边的节点的值。做法很简单,首先判断是不是最后一层,如果不是,则将该层节点的子节点都 \( 阅读全文

posted @ 2022-06-01 03:35 Blackzxy 阅读(12) 评论(0) 推荐(0) 编辑

Deep Learning Week8 Notes

摘要: 1. Computer Vision Task Error rate: \(P(f(X)\neq Y)\) Accuracy: \(P(f(X)=Y)\) \(\textbf{Balanced error rate (BER)}\): \(\frac{1}{C}\sum_{y=1}^CP(f(X)\ 阅读全文

posted @ 2022-06-01 03:17 Blackzxy 阅读(18) 评论(0) 推荐(0) 编辑

2022年5月30日 #

LeetCode 1524 Number of Sub-arrays With Odd Sum 思维

摘要: Given an array of integers arr, return the number of subarrays with an odd sum. Since the answer can be very large, return it modulo \(10^9 + 7\). Sol 阅读全文

posted @ 2022-05-30 15:52 Blackzxy 阅读(27) 评论(0) 推荐(0) 编辑