Rain Xu

Interested to be a hacker, right now is learning Web Application and Web Security

Feature Pyramid Networks for Object Detection

FPN

https://medium.com/@jonathan_hui/understanding-feature-pyramid-networks-for-object-detection-fpn-45b227b9106c we create a pyramid of feature and use them for object detection (the right diagram). ...

Posted by Rain on April 15, 2020

Efficientnet-lite and EfficientDet

Mobilenet network

changes from EfficientNet Lite to EfficientNet. removed squeeze-excitation networks replaced all swish with RELU6 Fixed the stem and head while scaling models up to reduce the size and comp...

Posted by Rain on April 15, 2020

Javascript notes branch

Mobilenet network

what is javascript promises? https://medium.com/javascript-scene/master-the-javascript-interview-what-is-a-promise-27fc71e77261 what is callbacks class strict mode ? constructor ...

Posted by Rain on April 15, 2020

MobileNets

Mobilenet network

Visual reognition for on device and embedded applications poses mnay challenges: model must run quickly with high accuracy resource-constrained environment THis paper describes an efficient ...

Posted by Rain on April 15, 2020

MnasNet

Machine learning to explore neural network architecture

source from google AI blog Designing machine learning models are painstaking because the search space of all possible models can be combinatorially large. Among all algorithms, evolutionary algor...

Posted by Rain on April 15, 2020

Inception Networks

Problems: Most CNNs just stacked convolution layers deeper and deeper, hoping to get better performance. The Inception network was complex(heavily engineered). It keeps evolving to get better spee...

Posted by Rain on April 15, 2020

Annoying things about Linux enviroment setting

WHen I wanted to export a enviromnet variable. ANd I wanted it to be set permanently. $: export GOOGLE_APPLICATION_CREDENTIALS="..." And in the same terminal when checked with printenv GOOGLE_AP...

Posted by Rain on April 15, 2020

Java OOD notes

Container Class ArrayList notes = new ArrayList； - notes.add(); - A Container Class has 2 type: container type element type Muititype(多态) declaration type（声明类型） denamic...

Posted by Rain on April 15, 2020

Efficient Net

Depth Scaling(d): problem: performance not improved as expected. Vanishing Gradient. Width Scaling(w): With shallow models(less deep but wider) accuracy saturates quickly with larger width. Resol...

Posted by Rain on April 15, 2020

AES crypto notes

symetric : - stream ciphor - block ciphor –> AES plan : today: AES, next lecture: Digital Signature, Hashing, MAC, last lecture: black box and white box fuzzing. Symmetri...

Posted by Rain on April 15, 2020

ABOUT ME

A computer science student

✉️ sddy@gmail.com