Day 6: TensorFlow2 Model Subclassing API

Custom MLP model structure, 50 generations, total parameters 119690, Mnist test data set accuracy rate of 98%. For neural networks, May Be Paper is better than width. The custom MLP structure is as follows: import numpy as np import tensorflow as tf import os import shutil # mapping from matplotlib im ...

Added by Aphp73 on Tue, 30 Jun 2020 07:10:45 +0300

Tensorflow2.0 technology analysis and actual combat -- detailed explanation of Dataset class

Data pipeline Dataset 1.Dataset class related operations 1.1 Dataset class create dataset 1.2 Dataset class data conversion Knowledge tree 1.Dataset class related operations 1.1 Dataset class create dataset tf.data.Dataset Class to create a dataset and instantiate the dataset. The most comm ...

Added by Steven_belfast on Mon, 22 Jun 2020 10:09:24 +0300

Java fork/join -- parallel execution of split tasks

concept Starting from JDK 1.7, Java provides the ForkJoin framework for parallel task execution. Its idea is to divide a large task into several small tasks, and finally summarize the results of each small task to get the results of this large task. As a concurrency framework, it was added to our Java and issued in jdk7 java.util.concurrent And ...

Added by goldenei on Mon, 22 Jun 2020 08:13:24 +0300

Feature data selection Trilogy

Here, we will introduce and explain the feature data selection methods often used in Feature Engineering, which are divided into three parts: single variable selection, linear model selection and random forest model feature selection.   Trilogy 1: single variable selection For data scientists or m ...

Added by Yari on Fri, 19 Jun 2020 11:42:14 +0300

Minimal Python syntax

8. Functions 8.1 function creation and call def filterchar(string): import re pattern = r'(hacker)|(Grab bag)|(monitor)|(Trojan)' sub = re.sub(pattern, '@_@', string) print(sub) about = 'I'm a programmer. I like reading books about hackers. I want to study them Trojan. ' filterchar( ...

Added by Whetto on Mon, 15 Jun 2020 10:06:24 +0300

It's jdk14, can't you use lambda expression?

1, Functional interface 1. Functional interface definition    before learning lambda expressions, let's look at the functional interface: Interface with only one abstract method You can use @ FunctionalInterface annotation to declare and check functional interfaces java.util.function The ...

Added by udendra on Thu, 11 Jun 2020 08:00:03 +0300

Lambda common methods

preface This article briefly summarizes the common methods in Lambda For students unfamiliar with Lambda, please refer to this article for introduction Understanding of Lambda , Lambda is really more comfortable If you are new to Lambda, but are not familiar with Consumer, Supplier, Predicate and ...

Added by Jazzy Girl on Wed, 10 Jun 2020 05:40:45 +0300

C ා basic part - entrustment

preface In this chapter, I mainly use this series of C basic chapters to sort out the past study notes, summarize and understand more thoroughly. In. Net development, we often encounter and use delegation. If you can master and use it flexibly, you will be able to easily in programming. Then for many developers who have not been exposed to C fo ...

Added by Slippy on Sun, 07 Jun 2020 12:04:04 +0300

Hadoop Learning Notes-Spqrk for TopN(Python)

Spqrk implements TopN Experimentation Requirements Data preparation Expected results Related Classes and Operators findspark pyspark: SparkContext: parallelize(*c*, *numSlices=None*) collect() textFile(*name*, *minPartitions=None*, *use_unicode=True*) map(*f*, *preservesPartitioning=False*) cache( ...

Added by jdiver on Sun, 07 Jun 2020 05:11:10 +0300

An interpretation of Python decorator

Copyright notice: This is the original article of Colin Cai, welcome to post. If you want to transfer, you must indicate the original website   http://www.cnblogs.com/Colin-Cai/p/12977127.html Author: Windows QQ / wechat: 6679072   E-mail: 6679072@qq.com In theory, function is the first class function language, which can use function ...

Added by William on Sun, 31 May 2020 10:45:35 +0300