Tag: dev
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Thoughts on Databricks Cloud
Random thoughts after using Databricks Cloud for data exploration. Great platform for ad-hoc analysis with more robust features compared to Apache Zeppelin. What I Like Support for PySpark and PyPi. Built-in visualizations and support for matplotlib, ggplot2, d3.js. Scheduled jobs. Job progress and Spark web UI. AWS integration and…
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Image Compression in MATLAB
An implementation of a lossy image compression format (GPJ) in MATLAB that is similar to JPEG. This can be further extended to provide interlaced progressive encoding. Overview We will assume all original images are 8 bit grayscale. Conversion from RGB to $\text{Y}'\text{C}_\text{B}\text{C}…