定义1:一个好的数据集应该既包含目标任务的训练数据,还应该包含可迁移能力的相关训练数据。 那么什么是可迁移能力的相关数据?提到可迁移能力就需要了解一下什么是迁移学习。 迁移学习指的是:我们可以在某个领域(A领域)学习模型训练模型,然后将这些知识在另一个领域(B领域)中应用。 对于ML/DL的数据,每个数据集都有...
FineWeb是一个由Hugging Face提供的大规模英语网页数据集,包含超过15万亿个经过清洗和去重的token,源自CommonCrawl。该数据集旨在为大型语言模型(LLM)的训练提供优化的数据处理流程,并使用datatrove库进行处理。FineWeb的性能已超越了RefinedWeb等其他高质量网络数据集。 方法 数据集构建: 包括自2013年以来的所有CommonCra...
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PyGrinder supports all of them and additional functionalities related to missingness. With PyGrinder, you can introduce synthetic missing values into your datasets with a single line of code.👈 To fairly evaluate the performance of PyPOTS algorithms, the benchmarking suite BenchPOTS is created, ...
We need to think about whether the sample accurately represents the population. For our Titanic example, our sample is so large that it probably serves as a good representation of the population. By contrast, conversations with only ship captains at our local marina probably don't give u...
Data Insights and KPIs: Use reports and platform analytics to understand how your organization's data is doing. Data Insights provides a single-pane view of all the key metrics to reflect the state of your data best. Define the Key Performance Indicators (KPIs) and set goals within OpenMetada...
A cohort is a group of people who share a characteristic. Cohort analysis involves segmenting customer data into smaller groups of people, or cohorts. This helps businesses watch trends and patterns that are specific to those people. Getting to the root of how your customers think can be pricel...
Veracity. Refers to accuracy. Companies needto ensure data quality. Untrustworthy data is useless data. Value. The culmination of the previous five Vs. It’s the profit your company sees from the data. Why is big data important?