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Data & Machine Learning
How to Optimise Rankings with Cascade Bandits
How to Optimise Rankings with Cascade Bandits
Using contextual bandits will help surface attractive items you could have otherwise missed
Andrea Marchini
Dec 15
Categorising Customer Feedback Using Unsupervised Learning
Categorising Customer Feedback Using Unsupervised Learning
Performing multi-label classification without training data
Aman Gupta
Oct 25
Accelerating NLP Model Inferencing with DistillBERT & ONNX
Accelerating NLP Model Inferencing with DistillBERT & ONNX
Balancing speed and accuracy
Kumar Abhishek
Jul 26
Software Architectural Patterns in Data Engineering
Software Architectural Patterns in Data Engineering
The design philosophy behind awesome big data technologies
Kunal Sharma
May 24
Working around Datadog’s cardinality limitations
Working around Datadog’s cardinality limitations
How to get custom metrics for ID-based entities while keeping your expenses under control
Lorenzo Dell'Arciprete
May 10
Practical Schema Evolution with Avro
Practical Schema Evolution with Avro
Beyond the specification — applying Apache Avro schemas to real-world situations
Elliot West
Feb 22
Handling Incompatible Schema Changes with Avro
Handling Incompatible Schema Changes with Avro
What should you do when you need to make a breaking change to your data model?
Elliot West
Feb 17
Safety Considerations When Using Enums in Avro Schemas
Safety Considerations When Using Enums in Avro Schemas
The use of enums is a usually a good practice, but this is not always the case when using Apache Avro
Elliot West
Feb 15
2021’s Top 10 Posts on Expedia Group Technology
2021’s Top 10 Posts on Expedia Group Technology
Take a look at this year’s highlights!
Clare Lam
Dec 16, 2021
Apache Cassandra for Real Time User Analytics at Expedia Group
Apache Cassandra for Real Time User Analytics at Expedia Group
Personalizing customer experience with Kafka event streams and NoSQL
Kunal Sharma
Nov 9, 2021
Expedia Group @ RecSys 2021
Expedia Group @ RecSys 2021
Our recent scientific contributions to the Lodging recommendation domain
Anne Morvan
Oct 21, 2021
Personalized Ranking Model for Lodging
Personalized Ranking Model for Lodging
Improving user experience for business travelers
Debraj G.
Oct 14, 2021
The Impact of Corporate Travel Policies on Traveller Behaviour
The Impact of Corporate Travel Policies on Traveller Behaviour
A statistical analysis
Eugen Patrascu
Sep 28, 2021
Shaping Cost Transparency for Expedia Group
Shaping Cost Transparency for Expedia Group
Musings from our journey building next-generation FinOps platform
Kapil Sharma
Sep 14, 2021
A Summer Like No Other: My 10 Weeks With Expedia Group
A Summer Like No Other: My 10 Weeks With Expedia Group
Starting my career with a virtual bang!
Teddy Chankova
Sep 2, 2021
Going Beyond Scalar Metrics: Behavioral Testing of NLP Models
Going Beyond Scalar Metrics: Behavioral Testing of NLP Models
Quantify model behavior for better insight into what your model does
Ramji Chandrasekaran
Aug 24, 2021
An Introduction to Apache Spark
An Introduction to Apache Spark
A flexible data processing framework
Aneshka Goyal
Jun 8, 2021
Powering Self-Service Business Intelligence across Expedia Group
Powering Self-Service Business Intelligence across Expedia Group
Transforming big data into intelligence
Evonne Tan
Jun 3, 2021
Calibrating BERT-based Intent Classification Models: Part-2
Calibrating BERT-based Intent Classification Models: Part-2
Using temperature scaling and label smoothing to calibrate classification models
Yao Zhang
May 20, 2021
Calibrating BERT-based Intent Classification Models: Part-1
Calibrating BERT-based Intent Classification Models: Part-1
Why model reliability is as important as its predictivity
Ramji Chandrasekaran
May 13, 2021
Airflow — Scheduling as Code
Airflow — Scheduling as Code
Examples of using Apache Airflow to solve complex ETL scenarios
Neeraj Prithyani
Apr 6, 2021
Predict It! An Engineer’s Journey into Data Science
Predict It! An Engineer’s Journey into Data Science
Using R, Fourier series, and a linear regression model to predict web site traffic
Lasantha Kularatne
Mar 30, 2021
Rethinking Data Visualization
Rethinking Data Visualization
Lessons learned from product development
David Pires
Mar 18, 2021
Apache Spark Structured Streaming-Operations (5 of 6)
Apache Spark Structured Streaming-Operations (5 of 6)
Get your streams in shape with Filters, Joins, Windows, and User Defined Functions
Neeraj Bhadani
Mar 4, 2021
Apache Spark Structured Streaming— Checkpoints and Triggers (4 of 6)
Apache Spark Structured Streaming— Checkpoints and Triggers (4 of 6)
Streaming with confidence, resilience, and efficiency
Neeraj Bhadani
Feb 25, 2021
Apache Spark Structured Streaming-Output Sinks (3 of 6)
Apache Spark Structured Streaming-Output Sinks (3 of 6)
Straight Outta Spark Streaming
Neeraj Bhadani
Feb 18, 2021
Fully Reactive Stream Processing with Apache Kafka and Project Reactor
Fully Reactive Stream Processing with Apache Kafka and Project Reactor
What it means to write fully reactive code in asynchronous streaming processes
Sage Pierce
Feb 16, 2021
Apache Spark Structured Streaming-Input Sources (2 of 6)
Apache Spark Structured Streaming-Input Sources (2 of 6)
Getting into Spark Streaming with Rate, Socket, File, and Kafka Input Sources
Neeraj Bhadani
Feb 4, 2021
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