Recent & Upcoming Talks

2022

Data Systems at Scale: Scaling Up by Scaling Down and Out
Mar 2, 2022 — University of Utah, George Mason University
Time to Change Your Filter
Feb 11, 2022 — Boston University
Project Slides

2021

Terrace: A Hierarchical Graph Container for Skewed Dynamic Graphs
Jun 2, 2021 — SIGMOD 2021
Video
Vector Quotient Filters: Overcoming the Time/Space Trade-Off in Filter Design
Jun 2, 2021 — SIGMOD 2021
Video
Data Systems at Scale: Scaling Up by Scaling Down and Out
Feb 22, 2021 — IISc Banglore, University of Arizona, VMWare Research, University of Illinois Chicago, Microsoft Research, University of Virginia
Slides
Applying Graph Neural Networks to Metagenomics
Feb 11, 2021 — Lawrence Berkeley National Lab
Slides Video

2019

Timely Reporting of Heavy Hitters using External Memory
Oct 12, 2019 — Jan 2, 2020 ITU, Copenhagen, Denmark and UMD, College Park, MD, USA
Slides
Small Refinements to the DAM Can Have Big Consequences for Data-Structure Design
Jun 24, 2019 — Jul 18, 2019 SPA 2019, Phoenix, AZ
Slides

2018

Fast and Space-Efficient Maps: Shrinking Big Data Down to Size
Oct 31, 2018 — Jul 18, 2019 Dissertation defense, Stony Brook University, NY
Slides
Buffered Count-Min Sketch on SSD: Theory and Experiments
Aug 22, 2018 — Jul 18, 2019 ESA 2018, Helsinki, Finland
Slides
Mantis: A Fast, Small, and Exact Large-Scale Sequence-Search Index
Apr 22, 2018 — Jul 18, 2019 RECOMB 2018, Paris, France
Slides
Scheduling Problems in Write-Optimized Key-Value Stores
Apr 6, 2018 — Jan 2, 2020 New Challenges in Scheduling Theory 20018, Aussois, France
Slides
Compact Representation of Annotated de Bruijn Graph
Jan 12, 2018 — Jul 18, 2019 Berkeley Lab, UC Berkeley, CA
Slides

2017

deBGR: An Efficient and Near-Exact Representation of the Weighted de Bruijn Graph
Sep 26, 2017 — Jul 18, 2019 Google Research, NY and VMware Research, CA
Slides Video
deBGR: An Efficient and Near-Exact Representation of the Weighted de Bruijn Graph
Jul 25, 2017 — Jul 18, 2019 ISMB 2017, Prague, Czech Republic
Slides Video
A General-Purpose Counting Filter: Making Every Bit Count
May 16, 2017 — May 18, 2017 SIGMOD 2017, Chicago, IL
Slides Video

2015

Intel Software Guard Extensions (SGX)
Aug 25, 2015 — Sandia National Laboratories, Livermore, CA
Slides