Domino Data Lab

MAY 20, 2021

Working with highly imbalanced data can be problematic in several aspects: Distorted performance metrics — In a highly imbalanced dataset, say a binary dataset with a class ratio of 98:2, an algorithm that always predicts the majority class and completely ignores the minority class will still be 98% correct. In their 2002 paper Chawla et al.

Machine Learning 136

Machine Learning Metrics Data mining Knowledge Discovery 136

AWS Big Data

MARCH 4, 2024

Data files in snapshots are stored in one or more manifest files that contain a row for each data file in the table, its partition data, and its metrics. Run the job again to add orders 2001 and 2002, and update orders 1001, 1002, and 1003. Run the job again to add order 3001 and update orders 1001, 1003, 2001, and 2002.

Snapshot 124

Snapshot Data Lake Metadata Recreation/Entertainment 124

IBM Big Data Hub

FEBRUARY 8, 2024

It refers to a set of metrics used to measure an organization’s environmental and social impact and has become increasingly important in investment decision-making over the years. In response, asset managers began to develop ESG strategies and metrics to measure the environmental and social impact of their investments.

Measurement 77

Measurement Metrics Reporting Strategy 77

Domino Data Lab

APRIL 21, 2021

from sklearn import metrics. This is to prevent any information leakage into our test set. 2f%% of the test set." 2f%% of the test set." Fraudulent transactions are 0.17% of the test set. 2f%% of the test set." Fraudulent transactions are 50.00% of the test set. Feature Engineering.

Statistics 69

Statistics Machine Learning Modeling Metrics 69

Depict Data Studio

APRIL 10, 2023

Apply the Squint Test In these before scatter plot on the left, the cluttered appearance distracts us from the data. Apply the Squint Test. I like to test my drafts ahead of time to make sure they’ll still be legible even if they’re printed in grayscale. You can test your drafts a couple of different ways.

Visualization 105

Visualization Dashboards Testing Reporting 105

The Unofficial Google Data Science Blog

OCTOBER 12, 2017

With more features come more potential post hoc hypotheses about what is driving metrics of interest, and more opportunity for exploratory analysis. Yet when we use these tools to explore data and look for anomalies or interesting features, we are implicitly formulating and testing hypotheses after we have observed the outcomes.

Experimentation 62

Experimentation Testing Statistics Metrics 62

AWS Big Data

NOVEMBER 1, 2024

Meanwhile, the marketing team is limited to viewing campaign interactions, customer demographics, and engagement metrics. Select Filter rows and for Row filter expression , enter d_year=2002 to only provide access to the 2002 year. Now let’s test access for the product analyst. For Data filter name , enter FA_Filter_year.

Data Lake 97

Data Lake Interactive Finance Sales 97