摘要: conda configuration 标签(空格分隔): troubleshotting 1.reset the default location of environment The location is pointed to disk C when I first initialize th 阅读全文
posted @ 2022-10-22 16:02 44636346 阅读(36) 评论(0) 推荐(0)
摘要: mathematical tip 标签(空格分隔): mathematics 1.addition time difference 2.transformation $(a+b)\times(a+(-b))=a^2-b^2$ -> c : coefficients $(a+c\times b)\ti 阅读全文
posted @ 2022-10-22 15:35 44636346 阅读(26) 评论(0) 推荐(0)
摘要: sets and set operations 标签(空格分隔): mathematics 1.Discrete math(discrete structure leading up to sets) A study of discrete structure used to represent d 阅读全文
posted @ 2022-10-11 14:41 44636346 阅读(41) 评论(0) 推荐(0)
摘要: Note 2 - body and structure 标签(空格分隔): python 1. Control statement 1.1 Condition statement Definition #syntax #boolean expression :a cimbination of com 阅读全文
posted @ 2022-10-10 18:29 44636346 阅读(59) 评论(0) 推荐(0)
摘要: Trigonometric functions 标签(空格分隔): 三角函数 Unit right-angle triangle $\sin\theta=\frac{opposite \quad side}{hypotenuse}$ $\cos\theta=\frac{adjacent \quad 阅读全文
posted @ 2022-10-10 12:22 44636346 阅读(161) 评论(0) 推荐(0)
摘要: Note 1 - basic knowledge 标签:python learning techniques take python as a calculator and build the whole architecture from this base gradually. 1.format 阅读全文
posted @ 2022-10-09 19:43 44636346 阅读(44) 评论(0) 推荐(0)
摘要: "=="versus "is" Problem The snippet below confuseD me a lot: import operator as op a = [1,2] b = [1,2] print(a == b,a is b) c = 1 d = 1 print(c == d,c 阅读全文
posted @ 2022-10-09 14:50 44636346 阅读(20) 评论(0) 推荐(0)
摘要: Assembly Language - chapter 1 基础知识 标签(空格分隔): 汇编语言 Prologue 在学习新的一门学科的时候,我们应该要清楚这是一门全新的学科,它跟之前我所接触的任何的知识都是不尽相同的。所以它不可能是你能理解的,在这门学科之前你就是个傻子,不要把你自己捧得很高,没 阅读全文
posted @ 2022-10-09 14:03 44636346 阅读(55) 评论(0) 推荐(0)
摘要: Cost function - deeper intuition 标签(空格分隔): ML Given hypothesis $h\theta=\theta_1+\theta_2x^{(i)}$ 1.cost function where $\theta_1=0$ $$J(\theta_1,\the 阅读全文
posted @ 2022-10-06 13:59 44636346 阅读(46) 评论(0) 推荐(0)
摘要: Cost function 标签(空格分隔): ML 1.Measurement for error Even if the hypothesis is generated by the training learning model, the accuracy of the learning mo 阅读全文
posted @ 2022-10-06 13:08 44636346 阅读(47) 评论(0) 推荐(0)