地球资源数据云——数据资源详情
移民加拿大
该数据集《Immigration to Canada》主要用于监督学习任务，数据形态以文本为主。 题目说明：Immigrants from 150+ countries between 1980 to 2013 任务类型：文本监督学习。 建议流程：先做文本清洗与分词，再比较 TF - IDF+线性模型 与 预训练语言模型。 评估建议：使用分层切分或交叉验证，优先关注 F1、Recall、AUC 等分类指标。 可用文件：canadian_immegration_data.csv。 Context The Main Purpose for uploading this dataset is to analyze the trends and hidden patterns of Immigrants from all over the world to Canada. Content This dataset consists of immigrants record from 150+ countries to Canada between 1980 to 2013. Acknowledgements
摘要概览
该数据集《Immigration to Canada》主要用于监督学习任务，数据形态以文本为主。 题目说明：Immigrants from 150+ countries between 1980 to 2013
任务类型：文本监督学习。
建议流程：先做文本清洗与分词，再比较 TF - IDF+线性模型 与 预训练语言模型。
评估建议：使用分层切分或交叉验证，优先关注 F1、Recall、AUC 等分类指标。
可用文件：canadian_immegration_data.csv。
Context
The Main Purpose for uploading this dataset is to analyze the trends and hidden patterns of Immigrants from all over the world to Canada.
Content
This dataset consists of immigrants record from 150+ countries to Canada between 1980 to 2013.
Acknowledgements