article thumbnail

Exploring Linear Regression for Spatial Analysis.

Towards AI

Linear regression is widely used in numerous fields such as economics, finance, social sciences, engineering, and natural sciences for tasks such as prediction, trend analysis, and hypothesis testing. It forms the basis for more multifaceted regression techniques and is a fundamental concept in both statistics and machine learning.

article thumbnail

NLPositionality: Characterizing Design Biases of Datasets and Models

ML @ CMU

We apply the Bonferroni correction to account for multiple hypothesis testing. Since new design biases could be introduced in this process, we recommend following the practice of documenting the demographics of annotators to record a dataset’s positionality. Example Annotation.

professionals

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Introduction to R Programming For Data Science

Pickl AI

It provides functions for descriptive statistics, hypothesis testing, regression analysis, time series analysis, survival analysis, and more. These packages allow for text preprocessing, sentiment analysis, topic modeling, and document classification.

article thumbnail

AI-powered assistants for investment research with multi-modal data: An application of Agents for Amazon Bedrock

AWS Machine Learning Blog

Through thorough research, analysts come up with a hypothesis, test the hypothesis with data, and understand the effect before portfolio managers make decisions on investments as well as mitigate risks associated with their investments. Runtime processing – Embed user queries into vectors.

AWS 139
article thumbnail

Few-shot prompt engineering and fine-tuning for LLMs in Amazon Bedrock

AWS Machine Learning Blog

2) The fine-tuning process generally takes longer compared to few-shot prompt engineering based on the same documents. (3) 4) If a new document is added, the whole fine-tuned model needs to be updated by going through the same fine-tuning process. (1)

AWS 135
article thumbnail

How To Learn Python For Data Science?

Pickl AI

Statistics Understand descriptive statistics (mean, median, mode) and inferential statistics (hypothesis testing, confidence intervals). It allows you to create and share live code, equations, visualisations, and narrative text documents. These concepts help you analyse and interpret data effectively.

article thumbnail

Holiday Hacking: Launching the Ocean Protocol Holiday Build-A-Thon

Ocean Protocol

As 2023 dawns and 2024 begins, future prospective business applications, bi-weekly data science intensive explorations, and hypothesis testing can be found through Ocean Data Challenges. We look forward to seeing how creative and innovative you can be in this interactive research and testing.