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Elena Samuylova

Elena Samuylova

Co-founder and CEO
Evidently AI
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Explore all blogs by this author

Shift happens: we compared 5 methods to detect drift in ML embeddings

May 17, 2023

Monitoring embedding drift is relevant for the production use of LLM and NLP models. We ran experiments to compare 5 drift detection methods. Here is what we found.

ML Monitoring

Batch ML monitoring blueprint: Evidently, Prefect, PostgreSQL, and Grafana

May 4, 2023

In this code tutorial, you will learn how to run batch ML model inference, collect data and ML model quality monitoring metrics, and visualize them on a live dashboard.

Tutorials

How to set up ML monitoring with email alerts using Evidently and AWS SES

April 24, 2023

In this tutorial, you will learn how to implement Evidently checks as part of an ML pipeline and send email notifications based on a defined condition.

Tutorials

An MLOps story: how Wayflyer creates ML model cards

April 3, 2023

How do different companies start and scale their MLOps practices? In this blog, we share a story of how Wayflyer creates ML model cards using open-source tools.

MLOps

A tutorial on building ML and data monitoring dashboards with Evidently and Streamlit

March 22, 2023

In this tutorial, you will learn how to create a data quality and ML model monitoring dashboard using the two open-source libraries: Evidently and Streamlit.

Tutorials

Monitoring NLP models in production: a tutorial on detecting drift in text data

February 20, 2023

In this tutorial, we will explore issues affecting the performance of NLP models in production, imitate them on an example toy dataset, and show how to monitor and debug them.

Tutorials

Evidently 0.2.2: Data quality monitoring and drift detection for text data

January 26, 2023

Meet the new feature: data quality monitoring and drift detection for text data! You can now use the Evidently open-source Python library to evaluate, test, and monitor text data.

Evidently

Meet Evidently 0.2, the open-source ML monitoring tool to continuously check on your models and data

December 8, 2022

We are thrilled to announce our latest and largest release: Evidently 0.2. In this blog, we give an overview of what Evidently is now.

Evidently

Evidently feature spotlight: NoTargetPerformance test preset

November 29, 2022

In this series of blogs, we are showcasing specific features of the Evidently open-source ML monitoring library. Meet NoTargetPerformance test preset!

Evidently

Evidently 0.1.59: Migrating from Dashboards and JSON profiles to Reports

October 31, 2022

In Evidently v0.1.59, we moved the existing dashboard functionality to the new API. Here is a quick guide on migrating from the old to the new API. In short, it is very, very easy.

Evidently

ML model maintenance. “Should I throw away the drifting features”?

October 26, 2022

Imagine you have a machine learning model in production, and some features are very volatile. Their distributions are not stable. What should you do with those? Should you just throw them away?

ML Monitoring

Pragmatic ML monitoring for your first model. How to prioritize metrics?

August 29, 2022

There is an overwhelming set of potential metrics to monitor. In this blog, we'll try to introduce a reasonable hierarchy.

ML Monitoring

Monitoring ML systems in production. Which metrics should you track?

July 18, 2022

When one mentions "ML monitoring," this can mean many things. Are you tracking service latency? Model accuracy? Data quality? This blog organizes everything one can look at in a single framework.

ML Monitoring

Evidently 0.1.52: Test-based ML monitoring with smart defaults

July 7, 2022

Meet the new feature in the Evidently open-source Python library! You can easily integrate data and model checks into your ML pipeline with a clear success/fail result. It comes with presets and defaults to make the configuration painless.

Evidently

How to set up ML Monitoring with Evidently. A tutorial from CS 329S: Machine Learning Systems Design.

June 3, 2022

Our CTO Emeli Dral gave a tutorial on how to use Evidently at the Stanford Winter 2022 course CS 329S on Machine Learning System design. Here is the written version of the tutorial and a code example.

Tutorials

Q&A: ML drift that matters. "How to interpret data and prediction drift together?"

April 25, 2022

Data and prediction drift often need contextual interpretation. In this blog, we walk you through possible scenarios for when you detect these types of drift together or independently.

ML Monitoring

Evidently 0.1.46: Evaluating and monitoring data quality for ML models.

April 6, 2022

Meet the new Data Quality report in the Evidently open-source Python library! You can use it to explore your dataset and track feature statistics and behavior changes.

Evidently

7 highlights of 2021: A year in review for Evidently AI

December 31, 2021

We are building an open-source tool to evaluate, monitor, and debug machine learning models in production. Here is a look back at what has happened at Evidently AI in 2021.

Evidently

Evidently 0.1.35: Customize it! Choose the statistical tests, metrics, and plots to evaluate data drift and ML performance.

December 13, 2021

Now, you can easily customize the pre-built Evidently reports to add your metrics, statistical tests or change the look of the dashboards with a bit of Python code.

Evidently

Q&A: Do I need to monitor data drift if I can measure the ML model quality?

December 9, 2021

Even if you can calculate the model quality metric, monitoring data and prediction drift can be often useful. Let’s consider a few examples when it makes sense to track the distributions of the model inputs and outputs.

ML Monitoring

"My data drifted. What's next?" How to handle ML model drift in production.

November 17, 2021

What can you do once you detect data drift for a production ML model? Here is an introductory overview of the possible steps.

MLOps

Evidently 0.1.30: Data drift and model performance evaluation in Google Colab, Kaggle Kernel, and Deepnote

November 12, 2021

Now, you can use Evidently to display dashboards not only in Jupyter notebook but also in Colab, Kaggle, and Deepnote.

Evidently

Q&A: What is the difference between outlier detection and data drift detection?

November 4, 2021

When monitoring ML models in production, we can apply different techniques. Data drift and outlier detection are among those. What is the difference? Here is a visual explanation.

ML Monitoring

Real-time ML monitoring: building live dashboards with Evidently and Grafana

October 25, 2021

You can use Evidently together with Prometheus and Grafana to set up live monitoring dashboards. We created an integration example for Data Drift monitoring. You can easily configure it to use with your existing ML service.

Evidently

How to detect, evaluate and visualize historical drifts in the data

July 29, 2021

You can look at historical drift in data to understand how your data changes and choose the monitoring thresholds. Here is an example with Evidently, Plotly, Mlflow, and some Python code.

Tutorials

To retrain, or not to retrain? Let's get analytical about ML model updates

June 21, 2021

Is it time to retrain your machine learning model? Even though data science is all about… data, the answer to this question is surprisingly often based on a gut feeling. Can we do better?

MLOps

Evidently 0.1.17: Meet JSON Profiles, an easy way to integrate Evidently in your prediction pipelines

June 4, 2021

Now, you can use Evidently to generate JSON profiles. It makes it easy to send metrics and test results elsewhere.

Evidently

Can you build a machine learning model to monitor another model?

April 23, 2021

Can you train a machine learning model to predict your model’s mistakes? Nothing stops you from trying. But chances are, you are better off without it.

ML Monitoring

What Is Your Model Hiding? A Tutorial on Evaluating ML Models

March 26, 2021

There is more to performance than accuracy. In this tutorial, we explore how to evaluate the behavior of a classification model before production use.

Tutorials

Evidently 0.1.8: Machine Learning Performance Reports for Classification Models

February 25, 2021

You can now use Evidently to analyze the performance of classification models in production and explore the errors they make.

Evidently

How to break a model in 20 days. A tutorial on production model analytics

February 16, 2021

What can go wrong with ML model in production? Here is a story of how we trained a model, simulated deployment, and analyzed its gradual decay.

Tutorials

Evidently 0.1.6: How To Analyze The Performance of Regression Models in Production?

February 2, 2021

You can now use Evidently to analyze the performance of production ML models and explore their weak spots.

Evidently

Evidently 0.1.4: Analyze Target and Prediction Drift in Machine Learning Models

December 29, 2020

Our second report is released! Now, you can use Evidently to explore the changes in your target function and model predictions.

Evidently

Introducing Evidently 0.0.1 Release: Open-Source Tool To Analyze Data Drift

November 30, 2020

We are excited to announce our first release. You can now use Evidently open-source python package to estimate and explore data drift for machine learning models.

Evidently

Machine Learning Monitoring, Part 5: Why You Should Care About Data and Concept Drift

November 12, 2020

No model lasts forever. While the data quality can be fine, the model itself can start degrading. A few terms are used in this context. Let’s dive in.

ML Monitoring

Machine Learning Monitoring, Part 2: Who Should Care, and What We Are Missing

August 28, 2020

Who should care about machine learning monitoring? The short answer: everyone who cares about the model's impact on business.

ML Monitoring

Machine Learning Monitoring, Part 1: What It Is and How It Differs

August 24, 2020

Congratulations! Your machine learning model is now live. Many models never make it that far. Some claim, as much as 87% are never deployed.

ML Monitoring

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