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2020 – today
- 2024
[j38]Xiao-Wen Chang, Tianchi Ma:
An ADMM based method for underdetermined box-constrained integer least squares problems. Optim. Methods Softw. 39(2): 321-344 (2024)- [c27]Xiao-Wen Chang, Yingzi Xu:
On the Success Probability of the $L_{0}$-regularized Box-constrained Babai Point. ISIT 2024: 735-740 - [i31]Xiao-Wen Chang, Yingzi Xu:
Success probability of the L0-regularized box-constrained Babai point and column permutation strategies. CoRR abs/2401.15815 (2024) - [i30]Qincheng Lu, Jiaqi Zhu, Sitao Luan, Xiao-Wen Chang:
Representation Learning on Heterophilic Graph with Directional Neighborhood Attention. CoRR abs/2403.01475 (2024) - [i29]Qincheng Lu, Sitao Luan, Xiao-Wen Chang:
GCEPNet: Graph Convolution-Enhanced Expectation Propagation for Massive MIMO Detection. CoRR abs/2404.14886 (2024) - [i28]Sitao Luan, Chenqing Hua, Qincheng Lu, Liheng Ma, Lirong Wu, Xinyu Wang, Minkai Xu, Xiao-Wen Chang, Doina Precup, Rex Ying, Stan Z. Li, Jian Tang, Guy Wolf, Stefanie Jegelka:
The Heterophilic Graph Learning Handbook: Benchmarks, Models, Theoretical Analysis, Applications and Challenges. CoRR abs/2407.09618 (2024) - [i27]Sitao Luan, Qincheng Lu, Chenqing Hua, Xinyu Wang, Jiaqi Zhu, Xiao-Wen Chang, Guy Wolf, Jian Tang:
Are Heterophily-Specific GNNs and Homophily Metrics Really Effective? Evaluation Pitfalls and New Benchmarks. CoRR abs/2409.05755 (2024) - [i26]Qincheng Lu, Jiaqi Zhu, Sitao Luan, Xiao-Wen Chang:
Flexible Diffusion Scopes with Parameterized Laplacian for Heterophilic Graph Learning. CoRR abs/2409.09888 (2024) - 2023
- [j37]Seyyed Saleh Hosseini
, Xiao-Wen Chang, Benoît Champagne:
New LLRT-Based Methods for Active Eavesdropper Detection in Cell-Free Massive MIMO. IEEE Open J. Commun. Soc. 4: 153-170 (2023) - [c26]Sitao Luan, Chenqing Hua, Qincheng Lu, Jiaqi Zhu, Xiao-Wen Chang, Doina Precup:
When Do We Need Graph Neural Networks for Node Classification? COMPLEX NETWORKS (1) 2023: 37-48 - [c25]Sitao Luan, Mingde Zhao, Xiao-Wen Chang, Doina Precup:
Training Matters: Unlocking Potentials of Deeper Graph Convolutional Neural Networks. COMPLEX NETWORKS (1) 2023: 49-60 - [c24]Xiao-Wen Chang, Qincheng Lu, Yingzi Xu:
Success Probabilities of L2-norm Regularized Babai Detectors and Maximization. ISIT 2023: 1219-1224 - [c23]Sitao Luan, Chenqing Hua, Minkai Xu, Qincheng Lu, Jiaqi Zhu, Xiao-Wen Chang, Jie Fu, Jure Leskovec, Doina Precup:
When Do Graph Neural Networks Help with Node Classification? Investigating the Homophily Principle on Node Distinguishability. NeurIPS 2023 - [i25]Erqun Dong, Sheroze Sheriffdeen, Shichao Yang, Jing Dong, Renzo De Nardi, Carl Yuheng Ren, Xiao-Wen Chang, Xue Liu, Zijian Wang:
Robust, High-Precision GNSS Carrier-Phase Positioning with Visual-Inertial Fusion. CoRR abs/2303.01291 (2023) - [i24]Sitao Luan, Chenqing Hua, Minkai Xu, Qincheng Lu, Jiaqi Zhu, Xiao-Wen Chang, Jie Fu, Jure Leskovec, Doina Precup:
When Do Graph Neural Networks Help with Node Classification: Investigating the Homophily Principle on Node Distinguishability. CoRR abs/2304.14274 (2023) - 2022
- [j36]Jinming Wen, Xiao-Wen Chang:
Sharper bounds on four lattice constants. Des. Codes Cryptogr. 90(6): 1463-1484 (2022) - [j35]Shu-Kai S. Fan, Xiao-Wen Chang, Yu-Yu Lin:
Product-to-Product Virtual Metrology of Color Filter Processes in Panel Industry. IEEE Trans Autom. Sci. Eng. 19(4): 3496-3507 (2022) - [c22]Hao Li, Xiao-Wen Chang, Benoît Champagne:
Optimal Power Allocation Based on Success Probability of SIC Detection in MWRC PNC. CCECE 2022: 499-503 - [c21]Sitao Luan, Chenqing Hua, Qincheng Lu, Jiaqi Zhu, Mingde Zhao, Shuyuan Zhang, Xiao-Wen Chang, Doina Precup:
Revisiting Heterophily For Graph Neural Networks. NeurIPS 2022 - [c20]Seyyed Saleh Hosseini, Benoît Champagne, Xiao-Wen Chang:
A Low-Complexity DNN-Based DoA Estimation Method for EHF and THF Cell-Free Massive MIMO. VTC Fall 2022: 1-7 - [i23]Jinming Wen, Xiao-Wen Chang:
Sharper Bounds on Four Lattice Constants. CoRR abs/2204.08021 (2022) - [i22]Sitao Luan, Chenqing Hua, Qincheng Lu, Jiaqi Zhu, Mingde Zhao, Shuyuan Zhang, Xiao-Wen Chang, Doina Precup:
Revisiting Heterophily For Graph Neural Networks. CoRR abs/2210.07606 (2022) - [i21]Sitao Luan, Chenqing Hua, Qincheng Lu, Jiaqi Zhu, Xiao-Wen Chang, Doina Precup:
When Do We Need GNN for Node Classification? CoRR abs/2210.16979 (2022) - [i20]Sitao Luan, Mingde Zhao, Chenqing Hua, Xiao-Wen Chang, Doina Precup:
Complete the Missing Half: Augmenting Aggregation Filtering with Diversification for Graph Convolutional Neural Networks. CoRR abs/2212.10822 (2022) - 2021
- [j34]Seyyed Saleh Hosseini, Benoît Champagne, Xiao-Wen Chang:
A Green Downlink Power Allocation Scheme for Cell-Free Massive MIMO Systems. IEEE Access 9: 6498-6512 (2021) - [j33]Jinming Wen, Xiao-Wen Chang:
On the Success Probability of Three Detectors for the Box-Constrained Integer Linear Model. IEEE Trans. Commun. 69(11): 7180-7191 (2021) - [c19]Hao Li, Xiao-Wen Chang, Benoît Champagne:
Success-Probability-Based Power Allocation for Downlink PNC in Multi-way Relay Channels. VTC Spring 2021: 1-6 - [i19]Jinming Wen, Xiao-Wen Chang:
On the Success Probability of Three Detectors for the Box-Constrained Integer Linear Model. CoRR abs/2108.00492 (2021) - [i18]Sitao Luan, Chenqing Hua, Qincheng Lu, Jiaqi Zhu, Mingde Zhao, Shuyuan Zhang, Xiao-Wen Chang, Doina Precup:
Is Heterophily A Real Nightmare For Graph Neural Networks To Do Node Classification? CoRR abs/2109.05641 (2021) - 2020
- [c18]Mingde Zhao, Sitao Luan, Ian Porada, Xiao-Wen Chang, Doina Precup:
META-Learning State-based Eligibility Traces for More Sample-Efficient Policy Evaluation. AAMAS 2020: 1647-1655 - [c17]Xiao-Wen Chang, Zhilong Chen, Yingzi Xu:
On the Randomized Babai Point. ISIT 2020: 1195-1200 - [i17]Sitao Luan, Mingde Zhao, Xiao-Wen Chang, Doina Precup:
Training Matters: Unlocking Potentials of Deeper Graph Convolutional Neural Networks. CoRR abs/2008.08838 (2020) - [i16]Sitao Luan, Mingde Zhao, Chenqing Hua, Xiao-Wen Chang, Doina Precup:
Complete the Missing Half: Augmenting Aggregation Filtering with Diversification for Graph Convolutional Networks. CoRR abs/2008.08844 (2020)
2010 – 2019
- 2019
- [j32]Hao Li, Xiao-Wen Chang, Yunlong Cai, Benoît Champagne:
Efficient Detection Scheme for Physical-Layer Network Coding in Multiway Relay Channels. IEEE Access 7: 167639-167652 (2019) - [j31]Jinming Wen, Xiao-Wen Chang:
On the KZ Reduction. IEEE Trans. Inf. Theory 65(3): 1921-1935 (2019) - [j30]Alireza Morsali, Seyyed Saleh Hosseini, Benoît Champagne, Xiao-Wen Chang:
Design Criteria for Omnidirectional STBC in Massive MIMO Systems. IEEE Wirel. Commun. Lett. 8(5): 1435-1439 (2019) - [c16]Jinming Wen, Xiao-Wen Chang, Jian Weng:
Improved Upper Bounds on the Hermite and KZ Constants. ISIT 2019: 1742-1746 - [c15]Sitao Luan, Mingde Zhao, Xiao-Wen Chang, Doina Precup:
Break the Ceiling: Stronger Multi-scale Deep Graph Convolutional Networks. NeurIPS 2019: 10943-10953 - [i15]Jinming Wen, Xiao-Wen Chang, Jian Weng:
Improved Upper Bounds on the Hermite and KZ Constants. CoRR abs/1904.09395 (2019) - [i14]Sitao Luan, Xiao-Wen Chang, Doina Precup:
Revisit Policy Optimization in Matrix Form. CoRR abs/1909.09186 (2019) - 2018
- [j29]Siamak Yousefi, Xiao-Wen Chang, Henk Wymeersch, Benoît Champagne, Godfried Toussaint:
A novel approach for ellipsoidal outer-approximation of the intersection region of ellipses in the plane. Comput. Optim. Appl. 69(2): 383-402 (2018) - [c14]Xiao-Wen Chang, Victor Jukic Prevost:
Success Probability of a Suboptimal Solution to the Sparse MAP Detection. ISIT 2018: 66-70 - 2017
- [j28]Jinming Wen, Xiao-Wen Chang:
GfcLLL: A Greedy Selection-Based Approach for Fixed-Complexity LLL Reduction. IEEE Commun. Lett. 21(9): 1965-1968 (2017) - [j27]Xinye Lin, Yixin Chen, Xiao-Wen Chang, Xue Liu, Xiaodong Wang:
SHOW: Smart Handwriting on Watches. Proc. ACM Interact. Mob. Wearable Ubiquitous Technol. 1(4): 151:1-151:23 (2017) - [j26]Jinming Wen, Xiao-Wen Chang:
Success Probability of the Babai Estimators for Box-Constrained Integer Linear Models. IEEE Trans. Inf. Theory 63(1): 631-648 (2017) - [c13]Jinming Wen, Xiao-Wen Chang, Chintha Tellambura:
On the success probability of the box-constrained rounding and Babai detectors. ISIT 2017: 526-530 - [c12]Xinye Lin, Xiao-Wen Chang, Xue Liu:
LocMe: Human locomotion and map exploitation based indoor localization. PerCom 2017: 131-140 - [i13]Jinming Wen, Xiao-Wen Chang:
A KZ Reduction Algorithm. CoRR abs/1702.08152 (2017) - [i12]Xiao-Wen Chang, Jinming Wen, Chintha Tellambura:
On the Success Probability of the Box-Constrained Rounding and Babai Detectors. CoRR abs/1704.05998 (2017) - [i11]Siamak Yousefi, Xiao-Wen Chang, Henk Wymeersch, Benoît Champagne, Godfried Toussaint:
A Novel Approach for Ellipsoidal Outer-Approximation of the Intersection Region of Ellipses in the Plane. CoRR abs/1709.06021 (2017) - 2016
- [j25]Siamak Yousefi, Henk Wymeersch, Xiao-Wen Chang, Benoît Champagne:
Tight Two-Dimensional Outer-Approximations of Feasible Sets in Wireless Sensor Networks. IEEE Commun. Lett. 20(3): 570-573 (2016) - [j24]Jinming Wen, Baojian Zhou, Wai Ho Mow, Xiao-Wen Chang:
An Efficient Algorithm for Optimally Solving a Shortest Vector Problem in Compute-and-Forward Design. IEEE Trans. Wirel. Commun. 15(10): 6541-6555 (2016) - [c11]Jinming Wen, Xiao-Wen Chang:
A linearithmic time algorithm for a shortest vector problem in compute-and-forward design. ISIT 2016: 2344-2348 - [i10]Jinming Wen, Xiao-Wen Chang:
A Linearithmic Time Algorithm for a Shortest Vector Problem in Compute-and-Forward Design. CoRR abs/1602.00169 (2016) - [i9]Jinming Wen, Xiao-Wen Chang:
GfcLLL: A Greedy Selection Based Approach for Fixed-Complexity LLL Reduction. CoRR abs/1607.01064 (2016) - 2015
- [j23]Siamak Yousefi, Xiao-Wen Chang, Benoît Champagne:
Mobile Localization in Non-Line-of-Sight Using Constrained Square-Root Unscented Kalman Filter. IEEE Trans. Veh. Technol. 64(5): 2071-2083 (2015) - [c10]Siamak Yousefi, Reza Monir Vaghefi, Xiao-Wen Chang, Benoît Champagne, R. Michael Buehrer:
Sensor localization in NLOS environments with anchor uncertainty and unknown clock parameters. ICC Workshops 2015: 742-747 - [c9]Jinming Wen, Baojian Zhou, Wai Ho Mow, Xiao-Wen Chang:
Compute-and-forward protocol design based on improved sphere decoding. ICC 2015: 1631-1636 - [c8]Jinming Wen, Xiao-Wen Chang:
A modified KZ reduction algorithm. ISIT 2015: 451-455 - [i8]Jinming Wen, Xiao-Wen Chang:
A Modified KZ Reduction Algorithm. CoRR abs/1504.05086 (2015) - 2014
- [j22]Miguel F. Anjos, Xiao-Wen Chang, Wen-Yang Ku:
Lattice preconditioning for the real relaxation branch-and-bound approach for integer least squares problems. J. Glob. Optim. 59(2-3): 227-242 (2014) - [c7]Siamak Yousefi, Xiao-Wen Chang, Benoît Champagne:
Cooperative localization of mobile nodes in NLOS. PIMRC 2014: 275-279 - [c6]Siamak Yousefi, Xiao-Wen Chang, Benoît Champagne:
Distributed cooperative localization in wireless sensor networks without NLOS identification. WPNC 2014: 1-6 - [i7]Siamak Yousefi, Xiao-Wen Chang, Benoît Champagne:
Distributed Cooperative Localization in Wireless Sensor Networks without NLOS Identification. CoRR abs/1403.0503 (2014) - [i6]Siamak Yousefi, Xiao-Wen Chang, Benoît Champagne:
Mobile Localization in Non-Line-of-Sight Using Constrained Square-Root Unscented Kalman Filter. CoRR abs/1405.0212 (2014) - [i5]Jinming Wen, Baojian Zhou, Wai Ho Mow, Xiao-Wen Chang:
Compute-and-Forward Protocol Design Based on Improved Sphere Decoding. CoRR abs/1410.4278 (2014) - [i4]Jinming Wen, Xiao-Wen Chang:
Success probability of the Babai estimators for box-constrained integer linear models. CoRR abs/1410.5040 (2014) - 2013
- [j21]Xiao-Wen Chang, Jinming Wen, Xiaohu Xie:
Effects of the LLL Reduction on the Success Probability of the Babai Point and on the Complexity of Sphere Decoding. IEEE Trans. Inf. Theory 59(8): 4915-4926 (2013) - [j20]Xi Chen, Xiao-Wen Chang, Xue Liu:
SyRaFa: Synchronous Rate and Frequency Adjustment for Utilization Control in Distributed Real-Time Embedded Systems. IEEE Trans. Parallel Distributed Syst. 24(5): 1052-1061 (2013) - [c5]Siamak Yousefi, Xiao-Wen Chang, Benoît Champagne:
A joint localization and synchronization technique using time of arrival at multiple antenna receivers. ACSSC 2013: 2017-2021 - 2012
- [j19]Xiao-Wen Chang, Damien Stehlé, Gilles Villard:
Perturbation Analysis of the QR factor R in the context of LLL lattice basis reduction. Math. Comput. 81(279): 1487-1511 (2012) - [j18]Xiao-Wen Chang:
On the perturbation of the Q-factor of the QR factorization. Numer. Linear Algebra Appl. 19(3): 607-619 (2012) - [c4]Xi Chen, Xue Liu, Shengquan Wang, Xiao-Wen Chang:
TailCon: Power-Minimizing Tail Percentile Control of Response Time in Server Clusters. SRDS 2012: 61-70 - [i3]Xiaohu Xie, Xiao-Wen Chang, Mazen Al Borno:
Partial LLL Reduction. CoRR abs/1204.1398 (2012) - [i2]Stephen Breen, Xiao-Wen Chang:
Column Reordering for Box-Constrained Integer Least Squares Problems. CoRR abs/1204.1407 (2012) - [i1]Xiao-Wen Chang, Jinming Wen, Xiaohu Xie:
Effects of the LLL reduction on the success probability of the Babai point and on the complexity of sphere decoding. CoRR abs/1204.2009 (2012) - 2010
- [j17]Xiao-Wen Chang, Damien Stehlé:
Rigorous Perturbation Bounds of Some Matrix Factorizations. SIAM J. Matrix Anal. Appl. 31(5): 2841-2859 (2010)
2000 – 2009
- 2009
- [j16]Xiao-Wen Chang, Xiaohua Yang, Tho Le-Ngoc, Ping Wang:
Partial regularisation approach for detection problems in underdetermined linear systems. IET Commun. 3(1): 17-24 (2009) - [j15]Xiao-Wen Chang, Christopher C. Paige, David Titley-Péloquin:
Stopping Criteria for the Iterative Solution of Linear Least Squares Problems. SIAM J. Matrix Anal. Appl. 31(2): 831-852 (2009) - [j14]Xiao-Wen Chang, Gene H. Golub:
Solving Ellipsoid-Constrained Integer Least Squares Problems. SIAM J. Matrix Anal. Appl. 31(3): 1071-1089 (2009) - 2008
- [j13]Xiao-Wen Chang, Gene H. Golub, Christopher C. Paige:
Towards A Backward Perturbation Analysis For Data Least Squares Problems. SIAM J. Matrix Anal. Appl. 30(4): 1281-1301 (2008) - [j12]Xiao-Wen Chang, Christopher C. Paige, David Titley-Péloquin:
Characterizing Matrices That Are Consistent with Given Solutions. SIAM J. Matrix Anal. Appl. 30(4): 1406-1420 (2008) - [j11]Xiao-Wen Chang, Qing Han:
Solving Box-Constrained Integer Least Squares Problems. IEEE Trans. Wirel. Commun. 7(1): 277-287 (2008) - [c3]Xiao-Wen Chang, Xiaohua Yang:
A Maximum-Likelihood Decoder with a New Reduction Strategy for MIMO Channel Systems. GLOBECOM 2008: 4085-4089 - 2007
- [c2]Xiao-Wen Chang, Xiaohua Yang:
An Efficient Tree Search Decoder with Column Reordering for Underdetermined MIMO Systems. GLOBECOM 2007: 4375-4379 - [c1]Xiao-Wen Chang, Xiaohua Yang:
An efficient regularization approach for underdetermined MIMO system decoding. IWCMC 2007: 349-353 - 2006
- [j10]Xiao-Wen Chang:
Computation of Huber's M-estimates for a block-angular regression problem. Comput. Stat. Data Anal. 50(1): 5-20 (2006) - 2005
- [j9]Xiao-Wen Chang, Leming Qu:
Erratum to "Wavelet estimation of partially linear models" [Computational Statistics and Data Analysis 47/1 (2004) 31-48]. Comput. Stat. Data Anal. 48(4): 677 (2005) - [j8]Xiao-Wen Chang, Martin J. Gander, Samir Karaa:
Asymptotic properties of the QR factorization of banded Hessenberg-Toeplitz matrices. Numer. Linear Algebra Appl. 12(7): 659-682 (2005) - [j7]Xiao-Wen Chang, Christopher C. Paige, Christian C. J. M. Tiberius:
Computation of a Test Statistic in Data Quality Control. SIAM J. Sci. Comput. 26(6): 1916-1931 (2005) - 2004
- [j6]Xiao-Wen Chang, Leming Qu:
Wavelet estimation of partially linear models. Comput. Stat. Data Anal. 47(1): 31-48 (2004) - 2003
- [j5]Xiao-Wen Chang, Christopher C. Paige:
An Orthogonal Transformation Algorithm for GPS Positioning. SIAM J. Sci. Comput. 24(5): 1710-1732 (2003) - 2002
- [j4]Xiao-Wen Chang, Christopher C. Paige:
Numerical linear algebra in the integrity theory of the Global Positioning System. Comput. Stat. Data Anal. 41(1): 123-142 (2002) - 2001
- [j3]Xiao-Wen Chang, Christopher C. Paige:
Componentwise perturbation analyses for the QR factorization. Numerische Mathematik 88(2): 319-345 (2001)
1990 – 1999
- 1998
- [j2]Xiao-Wen Chang, Christopher C. Paige:
Perturbation Analyses for the Cholesky Downdating Problem. SIAM J. Matrix Anal. Appl. 19(2): 429-443 (1998) - 1997
- [j1]Xiao-Wen Chang, Christopher C. Paige, G. W. Stewart:
Perturbation Analyses for the QR Factorization. SIAM J. Matrix Anal. Appl. 18(3): 775-791 (1997)
Coauthor Index
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