no code implementations • 19 Mar 2025 • Qihui Zhang, Munan Ning, Zheyuan Liu, Yanbo Wang, Jiayi Ye, Yue Huang, Shuo Yang, Xiao Chen, Yibing Song, Li Yuan
Multimodal Large Language Models (MLLMs) have emerged to tackle the challenges of Visual Question Answering (VQA), sparking a new research focus on conducting objective evaluations of these models.
no code implementations • 17 Mar 2025 • Zheyuan Liu, Junyan Wang, Zicheng Duan, Cristian Rodriguez-Opazo, Anton Van Den Hengel
In this work, we propose an adaptation-based strategy we label Frame-wise Conditioning Adaptation (FCA).
no code implementations • 3 Mar 2025 • Xiangchi Yuan, Chunhui Zhang, Zheyuan Liu, Dachuan Shi, Soroush Vosoughi, Wenke Lee
As scaled language models (LMs) approach human-level reasoning capabilities, self-improvement emerges as a solution to synthesizing high-quality data corpus.
1 code implementation • 21 Feb 2025 • Zheyuan Liu, Guangyao Dou, Xiangchi Yuan, Chunhui Zhang, Zhaoxuan Tan, Meng Jiang
While some prior works have explored this issue in the context of LLMs, it presents a unique challenge for MLLMs due to the entangled nature of knowledge across modalities, making comprehensive unlearning more difficult.
1 code implementation • 8 Feb 2025 • Bo Ni, Zheyuan Liu, Leyao Wang, Yongjia Lei, Yuying Zhao, Xueqi Cheng, Qingkai Zeng, Luna Dong, Yinglong Xia, Krishnaram Kenthapadi, Ryan Rossi, Franck Dernoncourt, Md Mehrab Tanjim, Nesreen Ahmed, Xiaorui Liu, Wenqi Fan, Erik Blasch, Yu Wang, Meng Jiang, Tyler Derr
Although various methods have been developed to improve the trustworthiness of RAG methods, there is a lack of a unified perspective and framework for research in this topic.
1 code implementation • 23 Jan 2025 • Zhaoxuan Tan, Zinan Zeng, Qingkai Zeng, Zhenyu Wu, Zheyuan Liu, Fengran Mo, Meng Jiang
To address this, we introduce PerRecBench, disassociating the evaluation from these two factors and assessing recommendation techniques on capturing the personal preferences in a grouped ranking manner.
no code implementations • 30 Oct 2024 • Tianyu Yang, Lisen Dai, Zheyuan Liu, Xiangqi Wang, Meng Jiang, Yapeng Tian, Xiangliang Zhang
Machine unlearning (MU) has gained significant attention as a means to remove specific data from trained models without requiring a full retraining process.
1 code implementation • 29 Oct 2024 • Zheyuan Liu, Guangyao Dou, Mengzhao Jia, Zhaoxuan Tan, Qingkai Zeng, Yongle Yuan, Meng Jiang
Generative models such as Large Language Models (LLM) and Multimodal Large Language models (MLLMs) trained on massive web corpora can memorize and disclose individuals' confidential and private data, raising legal and ethical concerns.
1 code implementation • 30 Sep 2024 • Changsheng Lu, Zheyuan Liu, Piotr Koniusz
Further, to infer the keypoint location of unseen texts, we add the auxiliary keypoints and texts interpolated from visual and textual domains into training, which improves the spatial reasoning of our model and significantly enhances zero-shot novel keypoint detection.
1 code implementation • 30 Jul 2024 • Zheyuan Liu, Guangyao Dou, Zhaoxuan Tan, Yijun Tian, Meng Jiang
We offer a comprehensive survey on many things about MU in Generative AI, such as a new problem formulation, evaluation methods, and a structured discussion on the advantages and limitations of different kinds of MU techniques.
1 code implementation • 15 Jul 2024 • Yiwei Yang, Zheyuan Liu, Jun Jia, Zhongpai Gao, Yunhao Li, Wei Sun, Xiaohong Liu, Guangtao Zhai
Traditional image steganography focuses on concealing one image within another, aiming to avoid steganalysis by unauthorized entities.
1 code implementation • 16 Jun 2024 • Guangyao Dou, Zheyuan Liu, Qing Lyu, Kaize Ding, Eric Wong
In real-world scenarios, model owners need to continuously address copyright infringement as new requests for content removal emerge at different time points.
1 code implementation • 15 Jun 2024 • Zhaoxuan Tan, Zheyuan Liu, Meng Jiang
Personalized large language models (LLMs) aim to tailor interactions, content, and recommendations to individual user preferences.
no code implementations • 5 Mar 2024 • Zhiding Liang, Gang Liu, Zheyuan Liu, Jinglei Cheng, Tianyi Hao, Kecheng Liu, Hang Ren, Zhixin Song, Ji Liu, Fanny Ye, Yiyu Shi
In recent years, quantum computing has emerged as a transformative force in the field of combinatorial optimization, offering novel approaches to tackling complex problems that have long challenged classical computational methods.
1 code implementation • 15 Feb 2024 • Zheyuan Liu, Guangyao Dou, Zhaoxuan Tan, Yijun Tian, Meng Jiang
To address this gap, we introduce Selective Knowledge negation Unlearning (SKU), a novel unlearning framework for LLMs, designed to eliminate harmful knowledge while preserving utility on normal prompts.
no code implementations • 15 Feb 2024 • Zheyuan Liu, Xiaoxin He, Yijun Tian, Nitesh V. Chawla
Graph plays an important role in representing complex relationships in real-world applications such as social networks, biological data and citation networks.
no code implementations • 12 Feb 2024 • Yijun Tian, Chuxu Zhang, Ziyi Kou, Zheyuan Liu, Xiangliang Zhang, Nitesh V. Chawla
In light of this, we propose UGMAE, a unified framework for graph masked autoencoders to address these issues from the perspectives of adaptivity, integrity, complementarity, and consistency.
2 code implementations • 6 Feb 2024 • Zhaoxuan Tan, Qingkai Zeng, Yijun Tian, Zheyuan Liu, Bing Yin, Meng Jiang
OPPU integrates parametric user knowledge in the personal PEFT parameters with non-parametric knowledge from retrieval and profiles, adapting LLMs to user behavior shifts.
1 code implementation • 28 Oct 2023 • Zheyuan Liu, Guangyao Dou, Yijun Tian, Chunhui Zhang, Eli Chien, Ziwei Zhu
Exploring the full spectrum of trade-offs between privacy, model utility, and runtime efficiency is critical for practical unlearning scenarios.
1 code implementation • 10 Aug 2023 • Pan Mu, Hanning Xu, Zheyuan Liu, Zheng Wang, Sixian Chan, Cong Bai
To tackle these challenges, we design a Generalized Underwater image enhancement method via a Physical-knowledge-guided Dynamic Model (short for GUPDM), consisting of three parts: Atmosphere-based Dynamic Structure (ADS), Transmission-guided Dynamic Structure (TDS), and Prior-based Multi-scale Structure (PMS).
no code implementations • 9 Aug 2023 • Zheyuan Liu, Pan Mu, Hanning Xu, Cong Bai
Video colorization, aiming at obtaining colorful and plausible results from grayish frames, has aroused a lot of interest recently.
1 code implementation • 8 Aug 2023 • Weixuan Sun, Yanhao Zhang, Zhen Qin, Zheyuan Liu, Lin Cheng, Fanyi Wang, Yiran Zhong, Nick Barnes
Given a pair of augmented views, our approach regularizes the activation intensities between a pair of augmented views, while also ensuring that the affinity across regions within each view remains consistent.
Ranked #16 on
Weakly-Supervised Semantic Segmentation
on COCO 2014 val
2 code implementations • 25 May 2023 • Zheyuan Liu, Weixuan Sun, Damien Teney, Stephen Gould
An alternative approach is to allow interactions between the query and every possible candidate, i. e., reference-text-candidate triplets, and pick the best from the entire set.
Ranked #4 on
Image Retrieval
on Fashion IQ
1 code implementation • 2 May 2023 • Weixuan Sun, Zheyuan Liu, Yanhao Zhang, Yiran Zhong, Nick Barnes
The Segment Anything Model (SAM) has demonstrated exceptional performance and versatility, making it a promising tool for various related tasks.
Ranked #3 on
Weakly-Supervised Semantic Segmentation
on COCO 2014 val
(using extra training data)
1 code implementation • 29 Mar 2023 • Zheyuan Liu, Weixuan Sun, Yicong Hong, Damien Teney, Stephen Gould
Composed image retrieval searches for a target image based on a multi-modal user query comprised of a reference image and modification text describing the desired changes.
Ranked #8 on
Image Retrieval
on Fashion IQ
1 code implementation • CVPR 2023 • Weixuan Sun, Jiayi Zhang, Jianyuan Wang, Zheyuan Liu, Yiran Zhong, Tianpeng Feng, Yandong Guo, Yanhao Zhang, Nick Barnes
Based on this observation, we propose a new learning strategy named False Negative Aware Contrastive (FNAC) to mitigate the problem of misleading the training with such false negative samples.
1 code implementation • 6 Dec 2021 • Weixuan Sun, Jing Zhang, Zheyuan Liu, Yiran Zhong, Nick Barnes
To bridge their gap, a Class Activation Map (CAM) is usually generated to provide pixel level pseudo labels.
Weakly supervised Semantic Segmentation
Weakly-Supervised Semantic Segmentation
3 code implementations • ICCV 2021 • Zheyuan Liu, Cristian Rodriguez-Opazo, Damien Teney, Stephen Gould
We demonstrate that with a relatively simple architecture, CIRPLANT outperforms existing methods on open-domain images, while matching state-of-the-art accuracy on the existing narrow datasets, such as fashion.
Ranked #16 on
Image Retrieval
on CIRR
no code implementations • 29 May 2019 • Adriana-Simona Mihaita, Zheyuan Liu, Chen Cai, Marian-Andrei Rizoiu
Predicting traffic incident duration is a major challenge for many traffic centres around the world.
no code implementations • EMNLP 2017 • Ross Mechanic, Dean Fulgoni, Hannah Cutler, Sneha Rajana, Zheyuan Liu, Bradley Jackson, Anne Cocos, Chris Callison-Burch, Marianna Apidianaki
Semantic relation knowledge is crucial for natural language understanding.