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Chengjie Qin

4 papers hereh-index 9275 citations23 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author3
  • middle author1

Across the 4 of 4 papers where every author was matched, so the position is known.

fields
  • cs.DB4

identity via Semantic Scholar / OpenAlex

activity
20122026
most citedPF-OLA: A High-Performance Framework for Parallel On-Line Aggregation

8 citations · 16 across the 4 of their papers we have counts for

collaborators

4 papers

cs.DB2026

GraphLake: A Purpose-Built Graph Compute Engine for Lakehouse

Shige Liu, Songting Chen, Chengjie Qin +2

In this paper, we introduce GraphLake, a purpose-built graph compute engine for Lakehouse. GraphLake is built on top of the commercial graph database TigerGraph. It maps Lakehouse…

cs.DB2016★ 4 cited

Dot-Product Join: An Array-Relation Join Operator for Big Model Analytics

Chengjie Qin, Florin Rusu

Big Model analytics tackles the training of massive models that go beyond the available memory of a single computing device, e.g., CPU or GPU. It generalizes Big Data analytics whi…

cs.DB2015★ 4 cited

Speculative Approximations for Terascale Analytics

Chengjie Qin, Florin Rusu

Model calibration is a major challenge faced by the plethora of statistical analytics packages that are increasingly used in Big Data applications. Identifying the optimal model pa…

cs.DB2012★ 8 cited

PF-OLA: A High-Performance Framework for Parallel On-Line Aggregation

Chengjie Qin, Florin Rusu

Online aggregation provides estimates to the final result of a computation during the actual processing. The user can stop the computation as soon as the estimate is accurate enoug…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.