activity
20132023
most citedSWAPHI: Smith-Waterman Protein Database Search on Xeon Phi Coprocessors

45 citations · 62 across the 10 of their papers we have counts for

collaborators

10 papers

cs.ET2023

Supporting Energy-Based Learning With An Ising Machine Substrate: A Case Study on RBM

Uday Kumar Reddy Vengalam, Yongchao Liu, Tong Geng +2

Nature apparently does a lot of computation constantly. If we can harness some of that computation at an appropriate level, we can potentially perform certain type of computation (…

cs.IR2021

Path-based Deep Network for Candidate Item Matching in Recommenders

Houyi Li, Zhihong Chen, Chenliang Li +5

The large-scale recommender system mainly consists of two stages: matching and ranking. The matching stage (also known as the retrieval step) identifies a small fraction of relevan…

cs.LG2021★ 1 cited

GIPA: General Information Propagation Algorithm for Graph Learning

Qinkai Zheng, Houyi Li, Peng Zhang +4

Graph neural networks (GNNs) have been popularly used in analyzing graph-structured data, showing promising results in various applications such as node classification, link predic…

cs.LG2021★ 5 cited

GraphTheta: A Distributed Graph Neural Network Learning System With Flexible Training Strategy

Yongchao Liu, Houyi Li, Guowei Zhang +8

Graph neural networks (GNNs) have been demonstrated as a powerful tool for analyzing non-Euclidean graph data. However, the lack of efficient distributed graph learning systems sev…

cs.DC2020

Woodpecker-DL: Accelerating Deep Neural Networks via Hardware-Aware Multifaceted Optimizations

Yongchao Liu, Yue Jin, Yong Chen +4

Accelerating deep model training and inference is crucial in practice. Existing deep learning frameworks usually concentrate on optimizing training speed and pay fewer attentions t…

cs.DC2017★ 2 cited

Parallelized Kendall's Tau Coefficient Computation via SIMD Vectorized Sorting On Many-Integrated-Core Processors

Yongchao Liu, Tony Pan, Oded Green +1

Pairwise association measure is an important operation in data analytics. Kendall's tau coefficient is one widely used correlation coefficient identifying non-linear relationships…

cs.DC2016★ 4 cited

Parallel Pairwise Correlation Computation On Intel Xeon Phi Clusters

Yongchao Liu, Tony Pan, Srinivas Aluru

Co-expression network is a critical technique for the identification of inter-gene interactions, which usually relies on all-pairs correlation (or similar measure) computation betw…

cs.DC2016★ 4 cited

LightScan: Faster Scan Primitive on CUDA Compatible Manycore Processors

Yongchao Liu, Srinivas Aluru

Scan (or prefix sum) is a fundamental and widely used primitive in parallel computing. In this paper, we present LightScan, a faster parallel scan primitive for CUDA-enabled GPUs,…

cs.DC2014★ 45 cited

SWAPHI: Smith-Waterman Protein Database Search on Xeon Phi Coprocessors

Yongchao Liu, Bertil Schmidt

The maximal sensitivity of the Smith-Waterman (SW) algorithm has enabled its wide use in biological sequence database search. Unfortunately, the high sensitivity comes at the expen…

q-bio.GN2013★ 1 cited

High-speed and accurate color-space short-read alignment with CUSHAW2

Yongchao Liu, Bernt Popp, Bertil Schmidt

Summary: We present an extension of CUSHAW2 for fast and accurate alignments of SOLiD color-space short-reads. Our extension introduces a double-seeding approach to improve mapping…