#Dataprep

TechKeysXTechKeysX
2025-10-15

Replace Values & Fill Columns in Excel Power Query For Data Cleaning:
In Excel Power Query, Replace Values lets you quickly fix or update specific data entries, while Fill Columns (Down or Up) fills missing cells using nearby values — both essential for smooth and complete datasets.

2025-10-13

Hệ sinh thái LLaMA đang bùng nổ, nhưng đâu là mảnh ghép còn thiếu? Nhiều người cho rằng đó là các công cụ chuẩn bị và chú thích dữ liệu, vốn vẫn là một nút thắt cổ chai thủ công lớn cho việc tinh chỉnh mô hình. Bạn nghĩ sao?

#LLaMA #AI #DataPrep #MachineLearning #HệSinhTháiLLaMA #DữLiệu #HọcMáy

reddit.com/r/LocalLLaMA/commen

Eric Maugendre about datamaugendre@hachyderm.io
2024-10-01

@datadon

Unfilled cells influence models.
"Handling Missing Data in Machine Learning": ml-nn.eu/a1/51.html by Calin Sandu @mlnn

#missingData #bias #wealth #dataQuality #complexity #dataDev #machineLearning #dataPrep #EDA #dataWrangling

IB Teguh TMteguhteja
2024-09-06

MachineLearning tip: Master the art of splitting datasets! Learn why it's crucial, how to implement train_test_split, and verify your results. Perfect for beginners and pros alike. Boost your ML skills now!

teguhteja.id/splitting-dataset

Serg Masís :verified:smasis@masto.ai
2023-03-03

Often revelations found with these methods will lead to better #datacleaning, #dataprep, and even modeling. In my experience, it pays off! I'm by no means an expert, though. There are many topics in the book I'm eager to sink my teeth into! I will post about them as I learn :) 4/4

2020-11-30

RT @BorisMericskay@twitter.com

📋Publication de 19 supports de cours disponibles en PDF

#Cartographie #Géomatique #AnalyseSpatiale #dataviz #Webmapping, #Dataprep #OpenStreetMap avec @qgis@twitter.com @ArcGISPro@twitter.com @rstudio@twitter.com @LeafletJS@twitter.com @Mapbox@twitter.com

bmericskay.github.io/portfolio

Profitez en ! c'est financé avec vos impôts 😁

🐦🔗: twitter.com/BorisMericskay/sta

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