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THE OWL MOUNTAIN BLOG
Tim Burns
The Owl Mountain Blog is the authors views on the Fascianting World of Data
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Happy Rosh Hashanah
I'm not Jewish, but early September has always felt like a new year to me. This year is no different. After a sometimes quiet,...

Tim Burns
Sep 7, 20212 min read
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Tableau Surprise - When I searched for KEXP
KEXP - Where the Music Matters As I searched for my daily fix of KEXP, I ran across a Tableau demo dashboard devoted to KEXP. Way to go,...

Tim Burns
Sep 4, 20211 min read
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Retrospectives: A Critical Role Example
Those who know me well know that I am a Critter and an avid Table Top Role Playing game fan. For those that don't know about Critical...

Tim Burns
Sep 3, 20211 min read
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I Love Declarative Programming Languages!
There, I said it, I enjoy every declarative language I use HTML SQL JSON YAML These languages - modern or anachronistic - are just...

Tim Burns
Aug 31, 20211 min read
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Building Better Data Security using BI Analytics
Securing data access is a pathway problem, and that makes it hard. On a toy database presented in a blog article, you might have two or...

Tim Burns
Aug 22, 20214 min read
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Monitoring and Alerting on Snowflake
Photo by Author Modern Database Administrators face significant security challenges on cloud-enabled databases like Snowflake. Whether...

Tim Burns
Aug 21, 20215 min read
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Metabase is the Next Big Thing in BI
I've been disappointed with the lack of good BI tools for years. Tableau is too enterprisey. PowerBI has a Windows taint that makes it...

Tim Burns
Aug 20, 20211 min read
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Assessing User Security on Snowflake
Photo by Author I imagine myself as a grumpy DBA some ten years previous and getting the task of assessing security on a database with...

Tim Burns
Aug 17, 20213 min read
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Glad to Report I wasn't Hacked on my Vacation
Seriously... But I am reviewing database security protocols, starting with this article from Oracle https://download.oracle.com/database/...

Tim Burns
Aug 16, 20211 min read
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Place and Work - Working Remotely from Gould, CO
Twenty years ago, I sat in front of the hummingbird feeder at my cabin in Colorado and imagined a life where I lived and worked in the...

Tim Burns
Jul 17, 20211 min read
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Data Dictionary and Kaggle
A Dictionary that was a Birthday Present in 1940 Today I discovered Kaggle. It's a fascinating site with Data Science competitions for...

Tim Burns
Jul 6, 20211 min read
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Exploring Classifiers in Machine Learning
Today, my ML path has me learning Decision Tree Classifiers. All the visualizations I did yesterday focused on looking at flower data...

Tim Burns
Jul 4, 20212 min read
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Comprehending the Iris Data Set from PySpark
Iris Species with Naive Bayse by Vinay Shaw As I wind my way into Machine Learning, I encountered the "Hello World" of ML Data Sets, the...

Tim Burns
Jul 3, 20212 min read
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Entropy and Log Loss
Claude Monet 'Morning on the Seine near Giverny' Entropy measures the level of disorder in a system. Cross-Entropy Loss measures the...

Tim Burns
Jul 1, 20211 min read
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An ML model for Birds in my Back Yard
I feel like I am hunting and pecking my way into Machine Learning. Get it? Birding... pecking... Sorry, I'm just a loser dad. I find...

Tim Burns
Jun 26, 20211 min read
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My Personal Leadership Values Manifesto
Photo by Author in Provincetown, MA I am a person of first principles. I like to take basic concepts and use those ideas to give me a...

Tim Burns
Jun 24, 20215 min read
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Building an ML Model - The PySpark Pipeline
I shouldn't be surprised that building an ML Model is a topic requiring several blog posts and significant study. For example, let's look...

Tim Burns
Jun 17, 20212 min read
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A Checklist for Building a ML Model in Spark
Often the most effective method of understanding data is creating a checklist. As a data practitioner, I use checklists extensively to...

Tim Burns
Jun 15, 20213 min read
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Recommended Books on Machine Learning
Photo by Sylvia Sammon-Burns - Taken at The Common Man Inn Here are the classic Machine Learning book references. An Introduction to...

Tim Burns
Jun 3, 20211 min read
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A Middle Manager Learns Spark
Photo by Author As I dig into machine learning, I find my mathematical and numerical background makes me a perfect candidate as an expert....

Tim Burns
May 29, 20212 min read
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