Data Elixir - Data Elixir - Issue 361
ISSUE 361 · November 9, 2021In the NewsWhat Data Folk Were Saying about ZillowThe data community has had a lot to say about Zillow's decision to shut down its instant-buying service. A quarter of the data science team is being laid off and there's a lot of finger pointing about why the service failed. This post by Randy Au isn't a "what happened" post. Rather, he surveys the discussions and pulls out themes and highlights. This is a fantastic overview of the situation with links to key posts along the way. Avoiding Data DisastersRachel Thomas explores how things can go disastrously wrong on data science projects when data work is undervalued, data is used in contexts that it wasn’t gathered for, or human factors in the data science pipeline are ignored. Sponsored LinkAccelerate business insights with third-party dataLearn how companies consume financial exchange data natively through AWS Data Exchange, making consumption and analysis more efficient, agile, and accessible. Tutorials, Projects & OpinionsA non-technical guide to interpreting SHAP analysesInterpretability is becoming increasingly important for machine learning projects but techniques such as SHAP analysis produce complex outputs that are hard for non-experts to understand. This post is a great how-to guide for explaining SHAP results to non-technical stakeholders and is also a useful introduction to SHAP for non-experts. The programmer's brain in the lands of exploration and productionIn her latest post, Vicki Boykis explores two distinct modes of data work and how the tools we use naturally tend to support one or the other. A guide to modeling proportions with Bayesian beta and zero-inflated beta regression modelsEverything you ever wanted to know about beta regression! Use R and brms to correctly model proportion data, and learn all about the beta distribution along the way. A method for measuring analytical workIf the point of analysis is to help people make decisions, then there's really only one way for analysts to define success... Announcing Innodata’s New SaaS Data Annotation PlatformThis new web-based, annotation platform reduces the cost of AI/ML projects while enabling users to develop more accurate models. With easy-to-use workflows, customizable workbenches, real-time KPIs, and auto-annotation capabilities your team can create high-quality training data on-prem or on the cloud. Sign up for a free 30-day trial today! ResourcesApache Arrow CookbookApache Arrow is a cross-language development platform for in-memory analytics. This cookbook provides a variety of recipes that show how to use Arrow for things like data manipulation, reading & writing data, data transfer using Flight, and more. Different versions of the cookbook cover Python, R and C++. Data VisualizationColoring your ggplot2 art like a proggplot2 is a popular tool for generative art but it was not originally developed for that purpose and it makes strong assumptions about how color should be used. This tutorial offers strategies for getting around ggplot2's assumptions and applying colors more freely. Should you stop using box plots?After having explained how to read box plots to thousands of workshop participants, Nick Desbarats has concluded that for most people, this common chart type is unintuitive and easy to misinterpret. In this post, Nick shows why and explores alternative chart types that are easier to read and can be more informative. To find specific content from prior issues or to research topics, check out the searchable Archives on Data Elixir's Search Page >> |
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Data Elixir - Issue 360
Tuesday, November 2, 2021
Data stack enigmas. Survival analysis. Time series regression w/ PyTorch. Survival analysis. Viz analysis & design.
Data Elixir - Issue 359
Tuesday, October 26, 2021
Future of operational analytics. Interpreting A/B tests. GBT for spatial data. Data Viz superpowers. Intro to probability for DS.
Data Elixir - Issue 358
Tuesday, October 19, 2021
Intro to wavelets. Breathing K-Means. Neural nets from scratch. What to learn. Generative art w/ R.
Data Elixir - Issue 357
Tuesday, October 12, 2021
State of AI 2021. False positives. Bayesian optimization. Covid data glitches. Kernel algorithms. KPIs for ML classifiers.
Data Elixir - Issue 356
Tuesday, October 5, 2021
The 2021 Data Landscape. Art of linear algebra. Human regression ensemble. SQLite Playground. Bullshit visualization. Intro to deep learning.
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