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Related papers: NGA: Non-autoregressive Generative Auction with Gl…

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Retrieval-augmented generation (RAG) and its graph-based extensions (GraphRAG) are effective paradigms for improving large language model (LLM) reasoning by grounding generation in external knowledge. However, most existing RAG and GraphRAG…

Information Retrieval · Computer Science 2026-04-14 Dongzhe Fan , Zheyi Xue , Siyuan Liu , Qiaoyu Tan

Many traditional signal recovery approaches can behave well basing on the penalized likelihood. However, they have to meet with the difficulty in the selection of hyperparameters or tuning parameters in the penalties. In this article, we…

Machine Learning · Statistics 2022-11-17 Bin Wang , Xiaofei Wang , Jianhua Guo

Modern industrial advertising systems commonly employ Multi-stage Cascading Architectures (MCA) to balance computational efficiency with ranking accuracy. However, this approach presents two fundamental challenges: (1) performance…

Information Retrieval · Computer Science 2025-06-03 Junyan Qiu , Ze Wang , Fan Zhang , Zuowu Zheng , Jile Zhu , Jiangke Fan , Teng Zhang , Haitao Wang , Yongkang Wang , Xingxing Wang

Owing to their unprecedented comprehension capabilities, large language models (LLMs) have become indispensable components of modern web search engines. From a technical perspective, this integration represents retrieval-augmented…

Information Retrieval · Computer Science 2026-02-10 Xingyuan Zeng , Zuohan Wu , Yue Wang , Chen Zhang , Quanming Yao , Libin Zheng , Jian Yin

Efficient and reliable resource allocation within densely-deployed massive IoT networks remains a key challenge due to resource constraints among low-size, weight, and power (SWaP) IoT devices and within the network and limitations of…

Computer Science and Game Theory · Computer Science 2025-10-17 Nirmal D. Wickramasinghe , John Dooley , Dirk Pesch , Indrakshi Dey

In this paper, we consider the problem of resource congestion control for competing online learning agents. On the basis of non-cooperative game as the model for the interaction between the agents, and the noisy online mirror ascent as the…

Machine Learning · Computer Science 2019-10-22 Ezra Tampubolon , Holger Boche

We present the first generative adversarial network (GAN) for natural image matting. Our novel generator network is trained to predict visually appealing alphas with the addition of the adversarial loss from the discriminator that is…

Computer Vision and Pattern Recognition · Computer Science 2018-07-27 Sebastian Lutz , Konstantinos Amplianitis , Aljosa Smolic

The Transformer architecture has recently gained considerable attention in the field of graph representation learning, as it naturally overcomes several limitations of Graph Neural Networks (GNNs) with customized attention mechanisms or…

Machine Learning · Computer Science 2025-04-01 Jianqing Liang , Min Chen , Jiye Liang

Generative Adversarial Networks (GANs) have known a tremendous success for many continuous generation tasks, especially in the field of image generation. However, for discrete outputs such as language, optimizing GANs remains an open…

Machine Learning · Computer Science 2022-01-31 Sylvain Lamprier , Thomas Scialom , Antoine Chaffin , Vincent Claveau , Ewa Kijak , Jacopo Staiano , Benjamin Piwowarski

Generative Adversarial Networks (GANs) have recently achieved impressive results for many real-world applications, and many GAN variants have emerged with improvements in sample quality and training stability. However, they have not been…

Computer Vision and Pattern Recognition · Computer Science 2018-12-11 David Bau , Jun-Yan Zhu , Hendrik Strobelt , Bolei Zhou , Joshua B. Tenenbaum , William T. Freeman , Antonio Torralba

Estimation of Distribution Algorithms (EDAs) require flexible probability models that can be efficiently learned and sampled. Generative Adversarial Networks (GAN) are generative neural networks which can be trained to implicitly model the…

Neural and Evolutionary Computing · Computer Science 2016-08-09 Malte Probst

With the growth of networks, promoting products through social networks has become an important problem. For auctions in social networks, items are needed to be sold to agents in a network, where each agent can bid and also diffuse the sale…

Computer Science and Game Theory · Computer Science 2023-08-03 Mingyu Xiao , Guixin Lin , Bakh Khoussainov , Yuchao Song

Identifying high-revenue mechanisms that are both dominant strategy incentive compatible (DSIC) and individually rational (IR) is a fundamental challenge in auction design. While theoretical approaches have encountered bottlenecks in…

Computer Science and Game Theory · Computer Science 2024-07-23 Zhijian Duan , Haoran Sun , Yichong Xia , Siqiang Wang , Zhilin Zhang , Chuan Yu , Jian Xu , Bo Zheng , Xiaotie Deng

The combinatorial auction (CA) is an efficient mechanism for resource allocation in different fields, including cloud computing. It can obtain high economic efficiency and user flexibility by allowing bidders to submit bids for combinations…

Machine Learning · Computer Science 2020-12-22 Mengyuan Lee , Seyyedali Hosseinalipour , Christopher G. Brinton , Guanding Yu , Huaiyu Dai

In this paper we describe a web search agent, called Global Search Agent (hereafter GSA for short). GSA integrates and enhances several search techniques in order to achieve significant improvements in the user-perceived quality of…

Artificial Intelligence · Computer Science 2007-05-23 Giovambattista Ianni

Digital advertising platforms and publishers sell ad inventory that conveys targeting information, such as demographic, contextual, or behavioral audience segments, to advertisers. While revealing this information improves ad relevance, it…

General Economics · Economics 2026-01-15 Srinivas Tunuguntla , Carl F. Mela , Jason Pratt

Aiming to overcome some of the limitations of worst-case analysis, the recently proposed framework of "algorithms with predictions" allows algorithms to be augmented with a (possibly erroneous) machine-learned prediction that they can use…

Computer Science and Game Theory · Computer Science 2024-03-28 Eric Balkanski , Vasilis Gkatzelis , Xizhi Tan , Cherlin Zhu

Recent years have seen a surge of artificial currency-based mechanisms in contexts where monetary instruments are deemed unfair or inappropriate, e.g., in allocating food donations to food banks, course seats to students, and, more…

Computer Science and Game Theory · Computer Science 2025-02-05 Damien Berriaud , Ezzat Elokda , Devansh Jalota , Emilio Frazzoli , Marco Pavone , Florian Dörfler

Contemporary recommendation systems are designed to meet users' needs by delivering tailored lists of items that align with their specific demands or interests. In a multi-stage recommendation system, reranking plays a crucial role by…

Information Retrieval · Computer Science 2025-03-26 Yuxin Ren , Qiya Yang , Yichun Wu , Wei Xu , Yalong Wang , Zhiqiang Zhang

Retrieval-augmented generation (RAG) is a common strategy to reduce hallucinations in Large Language Models (LLMs). While reinforcement learning (RL) can enable LLMs to act as search agents by activating retrieval capabilities, existing…

Computation and Language · Computer Science 2025-05-13 Ziyang Huang , Xiaowei Yuan , Yiming Ju , Jun Zhao , Kang Liu
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