no code implementations • 11 Dec 2024 • Fabian Paischer, Liu Yang, Linfeng Liu, Shuai Shao, Kaveh Hassani, Jiacheng Li, Ricky Chen, Zhang Gabriel Li, Xialo Gao, Wei Shao, Xue Feng, Nima Noorshams, Sem Park, Bo Long, Hamid Eghbalzadeh
We assess current state-of-the-art methods using our benchmark and show that they struggle to accurately discern user preferences.
no code implementations • 9 Jun 2024 • Mingwei Tang, Meng Liu, Hong Li, Junjie Yang, Chenglin Wei, Boyang Li, Dai Li, Rengan Xu, Yifan Xu, Zehua Zhang, Xiangyu Wang, Linfeng Liu, Yuelei Xie, Chengye Liu, Labib Fawaz, Li Li, Hongnan Wang, Bill Zhu, Sri Reddy
In recommendation systems, high-quality user embeddings can capture subtle preferences, enable precise similarity calculations, and adapt to changing preferences over time to maintain relevance.
1 code implementation • 9 Oct 2023 • Hongqiu Wu, Linfeng Liu, Hai Zhao, Min Zhang
Beyond the great cognitive powers showcased by language models, it is crucial to scrutinize whether their reasoning capabilities stem from strong generalization or merely exposure to relevant data.
2 code implementations • 17 Aug 2023 • Linfeng Liu, Hongqiu Wu, Hai Zhao
However, we note a critical flaw in the process of tagging one character to another, that the correction is excessively conditioned on the error.
no code implementations • 16 Aug 2023 • Ran Jiang, Sanfeng Zhang, Linfeng Liu, Yanbing Peng
In this paper, an image-click CAPTCHA scheme called Diff-CAPTCHA is proposed based on denoising diffusion models.
no code implementations • 14 Jul 2023 • Linfeng Liu, Junyan Lyu, Siyu Liu, Xiaoying Tang, Shekhar S. Chandra, Fatima A. Nasrallah
The prediction of mild cognitive impairment (MCI) conversion to Alzheimer's disease (AD) is important for early treatment to prevent or slow the progression of AD.
1 code implementation • 15 Jun 2023 • Gabriel Appleby, Linfeng Liu, Li-Ping Liu
Spatial interpolation is a class of estimation problems where locations with known values are used to estimate values at other locations, with an emphasis on harnessing spatial locality and trends.
1 code implementation • 19 Oct 2022 • Linfeng Liu, Xu Han, Dawei Zhou, Li-Ping Liu
In this work, we convert graph pruning to a problem of node relabeling and then relax it to a differentiable problem.
no code implementations • 1 Oct 2022 • Linfeng Liu, Siyu Liu, Lu Zhang, Xuan Vinh To, Fatima Nasrallah, Shekhar S. Chandra
The model uses a novel Cascaded Modality Transformer architecture with cross-attention to incorporate multi-modal information for more informed predictions.
no code implementations • 22 Sep 2022 • Siyu Liu, Linfeng Liu, Xuan Vinh, Stuart Crozier, Craig Engstrom, Fatima Nasrallah, Shekhar Chandra
DiDiGAN learns a disease manifold of AD and CN visual characteristics, and the style codes sampled from this manifold are imposed onto an anatomical structural "blueprint" to synthesise paired AD and CN magnetic resonance images (MRIs).
1 code implementation • 4 Jun 2021 • Linfeng Liu, Michael C. Hughes, Soha Hassoun, Li-Ping Liu
In this work, we propose a new model, Stochastic Iterative Graph MAtching (SIGMA), to address the graph matching problem.
no code implementations • 29 Mar 2021 • Linfeng Liu, Michael C. Hughes, Li-Ping Liu
We propose a new model, the Neighbor Mixture Model (NMM), for modeling node labels in a graph.
no code implementations • 4 Mar 2021 • Linfeng Liu, Hoan Nguyen, George Karypis, Srinivasan Sengamedu
Learning from source code usually requires a large amount of labeled data.
no code implementations • 25 Sep 2019 • Linfeng Liu, LiPing Liu
Additionally, the inference task is decomposed to small subtasks with several technique innovations, making our model well suits the stochastic optimization.
no code implementations • 8 Sep 2018 • Linfeng Liu, Li-Ping Liu
Many recent inference methods approximate the posterior distribution with a simpler distribution defined on a small number of inducing points.