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- posterDecember 2024
Poster: A Full-stack Secure Deletion Framework for Modern Computing Devices
CCS '24: Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications SecurityPages 4967–4969https://doi.org/10.1145/3658644.3691369Secure data deletion is of critical importance for complying with retention regulations and safeguarding user privacy. In this work, we have proposed the first full-stack secure deletion design addressing both external storage and internal memory for ...
- letterNovember 2024
Large language models make sample-efficient recommender systems
Frontiers of Computer Science: Selected Publications from Chinese Universities (FCS), Volume 19, Issue 4https://doi.org/10.1007/s11704-024-40039-zConclusionThis letter investigates the sample efficiency property of recommender systems enhanced by large language models. We propose a simple yet effective framework (i.e., Laser) to validate the core viewpoint - large language models make sample-...
- letterNovember 2024
Towards efficient and effective unlearning of large language models for recommendation
Frontiers of Computer Science: Selected Publications from Chinese Universities (FCS), Volume 19, Issue 3https://doi.org/10.1007/s11704-024-40044-2ConclusionIn this letter, we propose E2URec, the efficient and effective unlearning method for LLMRec. Our method enables LLMRec to efficiently forget the specific data by only updating the lightweight LoRA modules. Besides, to enhance the effectiveness, ...
- research-articleNovember 2024
ImmerScope: Multi-view Video Aggregation at Edge towards Immersive Content Services
SenSys '24: Proceedings of the 22nd ACM Conference on Embedded Networked Sensor SystemsPages 82–96https://doi.org/10.1145/3666025.3699324The multi-camera capture system is an emerging visual sensing modality. It facilitates the production of various immersive contents ranging from regular to neural videos. Although the delivery of immersive content is popular and promising, it suffers ...
- ArticleNovember 2024
TiLTS:Tibetan Long Text Summarization Dataset
Natural Language Processing and Chinese ComputingPages 265–276https://doi.org/10.1007/978-981-97-9440-9_21AbstractHigh-quality datasets are crucial for advancing research in automatic text summarization. At present, summarization models for resource-rich languages like Chinese and English have made significant progress. However, for low-resource languages ...
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- abstractOctober 2024
Scene Graph Driven Hybrid Interactive VR Teleconferencing
- Mingyuan Wu,
- Ruifan Ji,
- Haozhen Zheng,
- Jiaxi Li,
- Beitong Tian,
- Bo Chen,
- Ruixiao Zhang,
- Jacob Chakareski,
- Michael Zink,
- Ramesh Sitaraman,
- Klara Nahrstedt
MM '24: Proceedings of the 32nd ACM International Conference on MultimediaPages 11276–11278https://doi.org/10.1145/3664647.3684996We propose an interactive and intelligent hybrid teleconferencing system compatible with Virtual Reality devices. Our system understands meeting contexts and leverages user interactions to enhance better system configuration. Employing interactive scene ...
- research-articleOctober 2024
HICEScore: A Hierarchical Metric for Image Captioning Evaluation
MM '24: Proceedings of the 32nd ACM International Conference on MultimediaPages 866–875https://doi.org/10.1145/3664647.3681358Image captioning evaluation metrics can be divided into two categories, reference-based metrics and reference-free metrics. However, reference-based approaches may struggle to evaluate descriptive captions with abundant visual details produced by ...
- research-articleOctober 2024
Retrieval-Oriented Knowledge for Click-Through Rate Prediction
CIKM '24: Proceedings of the 33rd ACM International Conference on Information and Knowledge ManagementPages 1441–1451https://doi.org/10.1145/3627673.3679842Click-through rate (CTR) prediction is crucial for personalized online services. Sample-level retrieval-based models, such as RIM, have demonstrated remarkable performance. However, they face challenges including inference inefficiency and high resource ...
- research-articleOctober 2024
ELCoRec: Enhance Language Understanding with Co-Propagation of Numerical and Categorical Features for Recommendation
CIKM '24: Proceedings of the 33rd ACM International Conference on Information and Knowledge ManagementPages 259–269https://doi.org/10.1145/3627673.3679789Large language models have been flourishing in the natural language processing (NLP) domain, and their potential for recommendation has been paid much attention to. Despite the intelligence shown by the recommendation-oriented finetuned models, LLMs ...
- research-articleOctober 2024
HierRec: Scenario-Aware Hierarchical Modeling for Multi-scenario Recommendations
- Jingtong Gao,
- Bo Chen,
- Menghui Zhu,
- Xiangyu Zhao,
- Xiaopeng Li,
- Yuhao Wang,
- Yichao Wang,
- Huifeng Guo,
- Ruiming Tang
CIKM '24: Proceedings of the 33rd ACM International Conference on Information and Knowledge ManagementPages 653–662https://doi.org/10.1145/3627673.3679615Click-Through Rate (CTR) prediction is a fundamental technique in recommendation and advertising systems. Recent studies have shown that implementing multi-scenario recommendations contributes to strengthening information sharing and improving overall ...
- research-articleOctober 2024
MemoCRS: Memory-enhanced Sequential Conversational Recommender Systems with Large Language Models
CIKM '24: Proceedings of the 33rd ACM International Conference on Information and Knowledge ManagementPages 2585–2595https://doi.org/10.1145/3627673.3679599Conversational recommender systems (CRSs) aim to capture user preferences and provide personalized recommendations through multi-round natural language dialogues. However, most existing CRS models mainly focus on dialogue comprehension and preferences ...
- research-articleOctober 2024
AIE: Auction Information Enhanced Framework for CTR Prediction in Online Advertising
RecSys '24: Proceedings of the 18th ACM Conference on Recommender SystemsPages 633–642https://doi.org/10.1145/3640457.3688136Click-Through Rate (CTR) prediction is a fundamental technique for online advertising recommendation and the complex online competitive auction process also brings many difficulties to CTR optimization. Recent studies have shown that introducing ...
- research-articleOctober 2024
FLIP: Fine-grained Alignment between ID-based Models and Pretrained Language Models for CTR Prediction
RecSys '24: Proceedings of the 18th ACM Conference on Recommender SystemsPages 94–104https://doi.org/10.1145/3640457.3688106Click-through rate (CTR) prediction plays as a core function module in various personalized online services. The traditional ID-based models for CTR prediction take as inputs the one-hot encoded ID features of tabular modality, which capture the ...
- research-articleOctober 2024
Towards Open-World Recommendation with Knowledge Augmentation from Large Language Models
- Yunjia Xi,
- Weiwen Liu,
- Jianghao Lin,
- Xiaoling Cai,
- Hong Zhu,
- Jieming Zhu,
- Bo Chen,
- Ruiming Tang,
- Weinan Zhang,
- Yong Yu
RecSys '24: Proceedings of the 18th ACM Conference on Recommender SystemsPages 12–22https://doi.org/10.1145/3640457.3688104Recommender system plays a vital role in various online services. However, its insulated nature of training and deploying separately within a specific closed domain limits its access to open-world knowledge. Recently, the emergence of large language ...
- ArticleNovember 2024
Instruction Tuning-Free Visual Token Complement for Multimodal LLMs
AbstractAs the open community of large language models (LLMs) matures, multimodal LLMs (MLLMs) have promised an elegant bridge between vision and language. However, current research is inherently constrained by challenges such as the need for high-quality ...
- research-articleSeptember 2024JUST ACCEPTED
ST-360: Spatial–Temporal Filtering-Based Low-Latency 360-Degree Video Analytics Framework
ACM Transactions on Multimedia Computing, Communications, and Applications (TOMM), Just Accepted https://doi.org/10.1145/3694685Recent advances in computer vision algorithms and video streaming technologies have facilitated the development of edge-server-based video analytics systems, enabling them to process sophisticated real-world tasks, such as traffic surveillance and ...
- research-articleAugust 2024
OAG-Bench: A Human-Curated Benchmark for Academic Graph Mining
- Fanjin Zhang,
- Shijie Shi,
- Yifan Zhu,
- Bo Chen,
- Yukuo Cen,
- Jifan Yu,
- Yelin Chen,
- Lulu Wang,
- Qingfei Zhao,
- Yuqing Cheng,
- Tianyi Han,
- Yuwei An,
- Dan Zhang,
- Weng Lam Tam,
- Kun Cao,
- Yunhe Pang,
- Xinyu Guan,
- Huihui Yuan,
- Jian Song,
- Xiaoyan Li,
- Yuxiao Dong,
- Jie Tang
KDD '24: Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data MiningPages 6214–6225https://doi.org/10.1145/3637528.3672354With the rapid proliferation of scientific literature, versatile academic knowledge services increasingly rely on comprehensive academic graph mining. Despite the availability of public academic graphs, benchmarks, and datasets, these resources often ...
- research-articleAugust 2024
DisCo: Towards Harmonious Disentanglement and Collaboration between Tabular and Semantic Space for Recommendation
- Kounianhua Du,
- Jizheng Chen,
- Jianghao Lin,
- Yunjia Xi,
- Hangyu Wang,
- Xinyi Dai,
- Bo Chen,
- Ruiming Tang,
- Weinan Zhang
KDD '24: Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data MiningPages 666–676https://doi.org/10.1145/3637528.3672008Recommender systems play important roles in various applications such as e-commerce, social media, etc. Conventional recommendation methods usually model the collaborative signals within the tabular representation space. Despite the personalization ...
- research-articleAugust 2024
ERASE: Benchmarking Feature Selection Methods for Deep Recommender Systems
- Pengyue Jia,
- Yejing Wang,
- Zhaocheng Du,
- Xiangyu Zhao,
- Yichao Wang,
- Bo Chen,
- Wanyu Wang,
- Huifeng Guo,
- Ruiming Tang
KDD '24: Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data MiningPages 5194–5205https://doi.org/10.1145/3637528.3671571Deep Recommender Systems (DRS) are increasingly dependent on a large number of feature fields for more precise recommendations. Effective feature selection methods are consequently becoming critical for further enhancing the accuracy and optimizing ...
- research-articleAugust 2024
Context-aware Optimization for Bandwidth-Efficient Image Analytics Offloading
ACM Transactions on Multimedia Computing, Communications, and Applications (TOMM), Volume 20, Issue 9Article No.: 262, Pages 1–22https://doi.org/10.1145/3638768Convolutional Neural Networks (CNN) have given rise to numerous visual analytics applications at the edge of the Internet. The image is typically captured by cameras and then live-streamed to edge servers for analytics due to the prohibitive cost of ...