[the fifth paper reproduction competition - semantic segmentation] ENCNet

[paper reproduction competition] ENCNet: Context Encoding for Semantic Segmentation In this paper, the author introduces the Context Encoding Module to improve the effect of semantic segmentation by using global context information in the task of semantic segmentation. The requirement of this replay is that the miou on the Cityscapes verificat ...

Posted by TKKP on Fri, 07 Jan 2022 22:00:10 +0100

Regional system transfer trading strategy based on Garch Volatility Prediction in R language

Original link: http://tecdat.cn/?p=17526Original source: Tuo end data tribal official accountThis paper presents an algorithm, which can switch between mean regression and trend following strategy according to market volatility. Two models are studied: one uses historical volatility and the other uses Garch (1,1) volatility prediction. The mean ...

Posted by Pryach on Fri, 07 Jan 2022 09:43:50 +0100

TCN concept + origin + principle + code implementation of time domain / time convolution network for advanced machine learning

TCN from "ABA ABA" to "balabalabala" The concept of TCN (why? What problems can be solved)TCN's parents (origin)Introduction to the principle of TCNCode! 1. What is TCN (time domain convolution network, time convolution network) and what can it do Main application directions: Time series prediction, probability predict ...

Posted by cheekychop on Fri, 07 Jan 2022 02:40:23 +0100

[artificial intelligence] utilization α-β Search the game tree algorithm to write a word chess game (QDU)

Experimental purpose Understand and master the heuristic search process of game tree, and be able to realize simple game with selected programming language. Learning minimax search and α − β \alpha-\beta ...

Posted by WhiteCube on Thu, 06 Jan 2022 15:42:13 +0100

Chapter 33 audio and video

If you can add a prompt tone to the button in the application, the user will feel better every time he clicks the button, and the program will look more likable. If you want to play games, you have higher requirements for sound. Of course, it is not only sound, but also the function of video playback is occasionally needed in the program. PyQt5 ...

Posted by robinstott on Thu, 06 Jan 2022 03:20:14 +0100

Static photos are one click dynamic, which teaches you how to integrate the resurrection ability of portraits

How is the dynamic of interesting still photos realized? Huawei video editing service (Video Editor Kit) has the newly launched "portrait resurrection" capability. Using AI algorithms such as face detection, face key point detection, expression feature extraction and target character expression drive, you can generate actions such as ...

Posted by monloi on Wed, 05 Jan 2022 14:31:38 +0100

Causal inference and counterfactual prediction -- using DML to calculate price elasticity

1 Introduction 1.1 introduction to price demand elasticity The economics course talks about price demand elasticity, which describes the elasticity of demand quantity with the change of commodity price. Generally, price does not directly affect demand, but is mediated by intermediate variables related to user decision-making. Assuming Q ...

Posted by SkyRanger on Tue, 04 Jan 2022 21:14:29 +0100

onnx model deployment ONNXRuntime

Generally, we can use many different frameworks when training models. For example, some students like to use pytoch, some students like to use tensorflow, some students like MXNet, and Caffe, which is popular at the beginning of deep learning. In this way, different training frameworks lead to different model result packages, Different dependen ...

Posted by tefuzz on Tue, 04 Jan 2022 20:45:12 +0100

Artificial intelligence -- Text Mining Based on LSTM

Learning objectives: Understand the basic principles of text mining.Master the method of text classification using LSTM. Learning content: In recent years, with wechat, microblog, mayor's mailbox, sunshine hotline and other online political platforms gradually becoming an important channel for the government to understand public opinion, gat ...

Posted by aquilina on Tue, 04 Jan 2022 19:31:05 +0100

Machine learning - perceptron implements and, or, NAND gate and XOR gate

what is perceptron The perceptron receives multiple input signals and outputs one signal. Perceptron receiving two signals, as shown in the following figure: x1 and x2 are input signals; y is the output signal; w1 and w2 are weights. Circle O represents "neuron" or "node". **Neurons are activated: * * when x1w1+x2 ...

Posted by lukemedway on Tue, 04 Jan 2022 18:31:11 +0100