Chunwei Liu @chunwei_l

Postdoc at MIT CSAIL Data Systems Group. Ph.D. at UChicago CS ChiData Group. people.csail.mit.edu/chunwei Cambridge, MA Joined August 2011

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Gerardo Vitagliano @gerarvita

6 months ago

Update: we extended the deadline to submit papers at the NOVAS workshop at @SIGMODConf to April 4! We are looking forward to your exciting research on optimizing LLM systems! Check out: novasworkshop.org @paolopapotti @chunwei_l

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Chunwei Liu @chunwei_l

7 months ago

Announcing NOVAS—Novel Optimizations for Visionary AI Systems! We’re bridging the gap between data management and generative AI research. Join us as we explore innovative, disruptive ideas that push the boundaries of AI and data.

ACM SIGMOD/PODS @SIGMODConf

7 months ago

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Michael Cafarella @MikeCafarella

a year ago

@RussoMatthew This is a project we've been working on for some time, and which I think is really exciting. If you're doing AI or data work, I think it will be exciting to you, too

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Matthew Russo @RussoMatthew

a year ago

We’re excited to announce a pre-print and prototype system for Palimpzest: A Declarative System for Optimizing AI Workloads. Check out our full paper, blog post, and demo: - 📄Paper: arxiv.org/pdf/2405.14696 - 📬Blog Post: dsg.csail.mit.edu/projects/palim… - 💻Demo: bit.ly/pz-demo

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Andy Pavlo (@andypavlo.bsky.social) @andy_pavlo

a year ago

There is another 2023 @pvldb paper from @tranway that came out the same time as ours performs a similar analysis. Their analysis has mostly the same findings as our survey. Paper: vldb.org/pvldb/vol16/p3… Code: github.com/Tranway1/Colum…

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Chunwei Liu @chunwei_l

2 years ago

"Decade-long debate on open columnar formats gets a fresh perspective in our latest #VLDB2023 paper. We benchmark popular formats, reveal potential speedups via advanced optimization, and aim to guide developers and inspire community-led enhancements. vldb.org/pvldb/vol16/p3…

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PVLDB @pvldb

4 years ago

Vol:14 No:11 → Decomposed Bounded Floats for Fast Compression and Queries vldb.org/pvldb/vol14/p2…

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Chidata @ChiDataLab

6 years ago

Chidata is live and looking for several new PhD students for next year. We are data systems research @UChicagoCS - @franklinmj @AaronJElmore Sanjay Krishnan & @raulcfernandez w/many great students and postdocs. Application deadline is 12/15. Please RT!!! data.cs.uchicago.edu

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Aaron J Elmore @AaronJElmore

7 years ago

Excited that our work on Mostly Order Preserving Dictionaries ( MOPs) will appear at @icdeconf . Here we show how to cheaply generate partially ordered dictionaries and exploit them for range queries and sorting. More coming soon.