Datasets for MachineLearning

博客分享了两个机器学习相关的公开数据集资源,分别是Public datasets for machine learning,其链接为http://homepages.inf.ed.ac.uk/rbf/IAPR/researchers/MLPAGES/mldat.htm,以及Weka datasets,链接是http://www.cs.waikato.ac.nz/ml/weka/datasets.html。

Public datasets for machine learning  http://homepages.inf.ed.ac.uk/rbf/IAPR/researchers/MLPAGES/mldat.htm

Weka datasets http://www.cs.waikato.ac.nz/ml/weka/datasets.html

### Kaggle Machine Learning Datasets and Tutorials Kaggle is a platform that provides an extensive collection of datasets, kernels (notebooks), and competitions to help individuals learn about data science and machine learning[^1]. The following sections outline the resources available on Kaggle related to machine learning. #### Datasets Kaggle hosts numerous datasets covering various domains such as healthcare, finance, social media analysis, etc. These datasets are curated by both organizations and individual contributors. Users can download these datasets directly from the website or use APIs provided by Kaggle for programmatic access[^2]. For example, one popular dataset often used in beginner-level projects includes Titanic: Machine Learning from Disaster where participants predict survival outcomes based on passenger information like age, gender, class, fare paid among others. #### Tutorials & Kernels Tutorials come under two categories - guided courses offered through partnership with experts which require registration but offer certification upon completion; secondly there exist community-contributed notebooks known as 'kernels'. Guided Courses cover topics ranging from introductory Python programming all way up advanced neural networks while Community Notebooks provide practical examples demonstrating how specific algorithms work using real-world problems alongside code snippets written primarily either R or python language depending user preference: Here’s a simple illustration showing logistic regression implementation within Jupyter Notebook environment utilizing Scikit-Learn library over Iris flower classification problem: ```python from sklearn.datasets import load_iris from sklearn.linear_model import LogisticRegression from sklearn.model_selection import train_test_split import numpy as np # Load iris dataset data = load_iris() X_train, X_test, y_train, y_test = train_test_split(data.data, data.target) clf = LogisticRegression(random_state=0).fit(X_train, y_train) print(f'Accuracy Score:{np.round(clf.score(X_test,y_test)*100)}%') ``` This script demonstrates loading IRIS sample set into memory then splitting it randomly between training/testing groups before applying standard binary classifier algorithm called Logit Regression finally printing out accuracy percentage achieved during evaluation phase against unseen test cases not part original teaching material given earlier stages process pipeline execution flow sequence order steps taken here shown above clearly explained manner easy understand follow along practice try yourself home computer system setup ready go start experimenting immediately once installed necessary software packages required run successfully without errors encountered runtime exceptions thrown unexpected situations arise need troubleshooting resolve quickly efficiently move forward continue learning journey path success achieve goals aspirations dreams become reality true!
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