高飞的博客 | Gavin Blog

leetcode sql

记录一些Leetcode上题目

随便整理的一些自用的sql指令 In oracle, 'rownum' must include data above, for e.g. rownum<=5 找中位数569 select Id,Company,Salary from ( select Id,Company,Salary, row_number() over(partition by Company ...

Posted by gavin on January 24, 2022

DP

summary

整理下dp 更深的模型，意味着更好的非线性表达能力从而可以拟合更加复杂的特征输入。更强大的表达能力和逐层的特征学习宽度就起到了另外一个作用，那就是让每一层学习到更加丰富的特征 Data Augmentation Rotation \ Flip \ Zoom in & out \ adding noise \ crop Hyper Parameter learn...

Posted by gavin on December 17, 2021

Java

不适合阅读的整理的一些个人常用的 Java Related

随便整理的一些自用的Java Related Install JDK8 Using previous jdk8 Setting path IntelliJ Idea Download Setup Statement https://blog.csdn.net/qq_27093465/article/details/52918873 https://github.c...

Posted by gavin on August 3, 2021

Shell

不适合阅读的整理的一些个人常用的 Shell 指令

随便整理的一些自用的Shell指令 Linux linux ps (process status): show current process status. ps -a show all processes ps -ef | grep (KEYWORD OF PROCESS) show chosen...

Posted by gavin on July 23, 2021

Oracle/PLSQL/HIVE

不适合阅读的整理的一些个人常用的 Database-related 指令

随便整理的一些自用的oracle指令 INSTALLING ORACLE Reference Mount share disk If error: lack libnsl sudo dnf install libnsl Note: The default RAM is 1GB, set 4GB manually. PL/SQL Reference Note: ....

Posted by gavin on July 8, 2021

Skin Lesion Analysis Towards Melanoma Detection

optimized for mobile devices

. Background This topic is a challenge annocuned by ISIC. The goal of this recurring challenge is to help participants develop image analysis tools to enable the automated diagnosis of melanoma f...

Posted by gavin on December 3, 2018

Image-Processing

Computer Graphic

Image-Processing The original image used in this project is: Add Noise Using Salt-pepper, randomly changing the value of pixels to [0,0,0] or [255,255,255]. Noise Reduction Average Smooth ...

Posted by gavin on May 15, 2018

MobileNetV2

Inverted Residuals and Linear Bottlenecks

Author of paper: Mark Sandler Andrew Howard Menglong Zhu Andrey Zhmoginov Liang-Chieh Chen Google Inc. Abstract In this paper we describe a new mobile architecture, MobileNetV2, that improves...

Posted by gavin on April 20, 2018

Python

记录一些python操作

OS os.path.realpath(__file__) 返回当前目录 os.path.dirname 返回当前的上一级目录 os.path.join 将目录join到一起 os.path.exists 如果存在返回true,否则返回false os.mkdir 创建文件 with open('path') as f: f.read() 打开文件，自动调用close(...

Posted by gavin on March 22, 2018

Keras

Deep learning/Updating

Recording the process of studying keras Model Sequential Model Buliding a simple Sequential Model from keras.models import Sequential model = Sequential() Add layers for the model from ...