[deep learning experiment] the second time: analysis and prediction of influencing factors of fiscal revenue

Relevant knowledge Set variable X ( 0 ) = { X ( ...

Posted by Alecdude on Fri, 13 May 2022 00:36:23 +0300

[PyTorch learning notes] 1.2 introduction to tensor

thumbnail: https://image.zhangxiann.com/...toc: truedate: 2020/2/5 20:39:20disqusId: zhangxiancategories: PyTorch tags: AI Deep Learning Code of this chapter: https://github.com/zhangxiann/PyTorch_Practice/blob/master/lesson1/tensor_introduce1.py https://github.com/zhangxiann/PyTorch_Practice/blob/master/lesson1/tensor_introduce1.py Tensor c ...

Posted by sean14592 on Wed, 11 May 2022 06:42:57 +0300

Master 20 knowledge points of Pandas time series analysis

Author | Soner Y ı ld ı r ı mCompile VKSource: towards Data Science There are many definitions of time series data, which represent the same meaning in different ways. A simple definition is that time series data is a data point containing a sequence timestamp. The source of time series data is periodic measurement or observation. We observed ...

Posted by alexk1781 on Tue, 10 May 2022 03:32:07 +0300

Handwritten digit picture recognition - convolutional neural network

import dependencies from tensorflow import keras from matplotlib import pyplot as plt from tensorflow.keras.layers import Conv2D, MaxPool2D, Flatten, Dense   Download dataset The mnist dataset is a public handwritten digit dataset. There are a total of 7W 28*28 pixel 0-9 handwritten digit pictures and labels, of which 6W are training sets and ...

Posted by SuperTini on Sun, 08 May 2022 07:16:41 +0300

Play with PerfDogService Demo analysis from scratch

1.Demo folder After downloading PerfDogService, the folder looks like this. Document description: PerfDogService.exe: Service startup file. Generally, it does not need to be started manually. The automatic script will automatically start this program.perfdog. Proto: definition file of grpc interface and protobuf structureDemo / Python: the dem ...

Posted by mtb211 on Sun, 08 May 2022 01:57:51 +0300

Image recognition using ResNet18 residual network model of CIFAR10 data set - with an accuracy of 90%

Image recognition experiment using ResNet18 residual network model of CIFAR10 data set - accuracy of 90% (detailed notes attached) Auther:Yuandong Li Date: 2020/11/17 Welcome to my github: Li-Y-D The source code of this experiment and the code file in Jupyter Notebook format: Image-classification-CIFAR10-ResNet18 I Test requirements: Use Jup ...

Posted by cretam on Sat, 07 May 2022 04:50:48 +0300

Community project sharing | build a film recommendation system with Jina

We are in contact with the recommendation system every day, including short videos, e-commerce, takeout, performances, advertisementsToday, we will demonstrate the project of Jina AI Community user Li Achintya, who built a movie recommendation system with Jina.Overview of the principle of film recommendation systemIn this Demo, the author trans ...

Posted by shadowwebs on Fri, 06 May 2022 14:33:23 +0300

Pervasive Technology | how to use isolated forest and nuclear density estimation for anomaly detection?

Anomaly detection is to find data points that deviate from the specification. In other words, these points do not conform to the expected pattern. Outliers and exceptions are terms used to describe abnormal data. Anomaly detection is important in all areas because it provides valuable and actionable insights. For example, abnormalities in MRI s ...

Posted by mattsoftnet on Fri, 06 May 2022 13:12:08 +0300

Machine learning - k-NN idea and implementation (based on Java)

k-nearest neighbors (k-NN) is a basic classification and regression method. Input: the feature vector of the instance, corresponding to the points in the feature space; Output: The class of the instance. When classifying, the new instance is predicted by majority voting according to the class of its k nearest neighbors of the training instance. ...

Posted by kkessler on Thu, 05 May 2022 17:31:35 +0300

PTA ~ basic programming part question set

Calculate residents' water charges by sections 7-11 ~ 10 In order to encourage residents to save water, the water company adopts the method of step pricing according to water consumption. The water fee y (yuan) payable by residents is related to the monthly water consumption x (ton): when X does not exceed 15 tons, y=4x/3; After exceeding, ...

Posted by dougmcc1 on Tue, 03 May 2022 23:14:13 +0300