Posts
- Aug 12, 2022
A Unit Analysis of Matrix Inversions and SVD
- Jun 3, 2021
Running Spark Rapids on OpenShift
- Aug 22, 2020
Decision Making Considered Harmful - The Branch Prediction Incident of August 2020
- May 23, 2020
Some Unit Signature Results for Matrix Inversions
- May 6, 2020
A Unit Analysis of Linear Regression
- May 1, 2020
Unit Analysis for Linear Algebra
- Apr 26, 2020
Your Data Type is a Unit
- May 23, 2019
Unit Types for Avro Schema: Integrating Avro with Coulomb
- May 9, 2019
Preventing Configuration Errors With Unit Types
- May 3, 2019
Algorithmic Unit Analysis
- Jan 2, 2019
The Smooth-Max Minimum Incident of December 2018
- Sep 11, 2018
The Backtracking ULP Incident of 2018
- Sep 8, 2018
Equality Constraints for Cubic B-Splines
- Sep 2, 2018
Putting Cubic B-Splines into Standard Polynomial Form
- Jun 3, 2018
Solving Feasible Points With Smooth-Max
- May 28, 2018
Computing Smooth Max and its Gradients Without Over- and Underflow
- May 27, 2018
The Gradient and Hessian of the Smooth Max Over Functions
- Aug 23, 2017
Rethinking the Concept of Release Versioning
- Dec 19, 2016
Converging Monoid Addition for T-Digest
- Sep 5, 2016
Encoding Map-Reduce As A Monoid With Left Folding
- Aug 31, 2016
Supporting Competing APIs in Scala -- Can Better Package Factoring Help?
- Aug 3, 2016
Using Minimum Description Length to Optimize the 'K' in K-Medoids
- Jul 9, 2016
Approximating a PDF of Distances With a Gamma Distribution
- Jun 15, 2016
Computing Derivatives of the Gamma Function
- Jun 8, 2016
Exploring the Effects of Dimensionality on a PDF of Distances
- May 26, 2016
Measuring Decision Tree Split Quality with Test Statistic P-Values
- May 5, 2016
Random Forest Clustering of Machine Package Configurations in Apache Spark
- Mar 26, 2016
Computing Simplex Vertex Locations From Pairwise Object Distances
- Feb 8, 2016
Efficient Multiplexing for Spark RDDs
- Nov 24, 2015
The 'prepare' operation considered harmful in Algebird aggregation
- Nov 20, 2015
Very Fast Reservoir Sampling
- Sep 26, 2015
A Library of Binary Tree Algorithms as Mixable Scala Traits
- Aug 18, 2015
Lightweight Non-Negative Numerics for Better Scala Type Signatures
- Aug 17, 2015
The Reservoir Sampling Gap Distribution
- Aug 14, 2015
Generalizing Kendall's Tau
- May 6, 2015
Parallel K-Medoids Using Scala ParSeq
- Mar 31, 2015
Hygienic Closures for Scala Function Serialization
- Jan 24, 2015
Monadic 'break' and 'continue' for Scala Sequence Comprehensions
- Sep 11, 2014
Faster Random Samples With Gap Sampling
- Sep 3, 2014
The Scala Iterator 'drop' Method Generates a Matryoshka Class Nesting
- Aug 12, 2014
Implementing Parallel Prefix Scan as a Spark RDD Transform
- Aug 9, 2014
Implementing an RDD scanLeft Transform With Cascade RDDs
- Jul 29, 2014
Deferring Spark Actions to Lazy Transforms With the Promise RDD
- Jul 27, 2014
Some Implications of Supporting the Scala drop Method for Spark RDDs
- Feb 20, 2014
A Bi-directional Variation of the O(NP) Edit Distance Algorithm
- Mar 21, 2013
The Impact of Negotiator Cycle Cadence on Slot Loading
- Mar 16, 2013
Smooth Gradients for Cubic Hermite Splines
- Mar 15, 2013
Examining the Modulus of Random Variables
- Jan 2, 2013
The Mean of the Modulus Does Not Equal the Modulus of the Mean
- Dec 3, 2012
A Demonstration of Negotiator-Side Resource Consumption
- Nov 26, 2012
Rethinking the Semantics of Group Quotas and Slot Weights: Computing Claim Capacity from Consumption Policy
- Nov 15, 2012
Rethinking the Semantics of Group Quotas and Slot Weights: Claim Capacity Model
- Nov 13, 2012
Rethinking the Semantics of Group Quotas and Slot Weights for Heterogeneous and Multidimensional Compute Resources
- Nov 1, 2012
Using Accounting Groups With Wallaby
- Oct 31, 2012
Randomized Sleep Jobs in HTCondor Using Delayed Evaluation
- Oct 5, 2012
Hosting a Blog Feed Aggregator With Octopress
- Sep 26, 2012
Improved Parse Checking for ClassAd Log Files in Condor
- Jul 27, 2012
Driving a Condor Job Renice Policy with Accounting Groups
- Jul 19, 2012
LIFO and FIFO Preemption Policies for a Condor Pool
- Jul 10, 2012
Configuring Minimum and Maximum Resources for Mission Critical Jobs in a Condor Pool
- Jul 5, 2012
Deriving an Incremental Form of the Polynomial Regression Equations
- Jun 29, 2012
Easy Histograms and Tables from Condor Jobs and Slots
- Jun 27, 2012
Maintaining Accounting Group Quotas With Preemption Policy
- May 20, 2012
The Joy of Anonymized Data
- May 16, 2012
Pretty Good Random Sampling from Database Queries
- Mar 19, 2012
Interaction between mktime() and tm_isdst - a compute cycle landmine
- Mar 19, 2012
Don't try to stop me. I'm on a rampage.
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