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Large language models (LLMs) often rely on user-specific memories distilled from past interactions to enable personalized generation. A common practice is to concatenate these memories with the input prompt, but this approach quickly…

Computation and Language · Computer Science 2026-01-27 Ondrej Bohdal , Pramit Saha , Umberto Michieli , Mete Ozay , Taha Ceritli

Online continual learning aims to learn from a non-IID stream of data from a number of different tasks, where the learner is only allowed to consider data once. Methods are typically allowed to use a limited buffer to store some of the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-09 Kai Wang , Luis Herranz , Joost van de Weijer

Retrieval-augmented language models can better adapt to changes in world state and incorporate long-tail knowledge. However, most existing methods retrieve only short contiguous chunks from a retrieval corpus, limiting holistic…

Computation and Language · Computer Science 2024-02-01 Parth Sarthi , Salman Abdullah , Aditi Tuli , Shubh Khanna , Anna Goldie , Christopher D. Manning

Scaling language models to longer contexts is essential for capturing rich dependencies across extended discourse. However, na\"ive context extension imposes significant computational and memory burdens, often resulting in inefficiencies…

Computation and Language · Computer Science 2026-02-03 Wenhao Li , Bangcheng Sun , Weihao Ye , Tianyi Zhang , Daohai Yu , Fei Chao , Rongrong Ji

Complex Event Recognition (CER) systems are a prominent technology for finding user-defined query patterns over large data streams in real time. CER query evaluation is known to be computationally challenging, since it requires maintaining…

Databases · Computer Science 2022-05-30 Marco Bucchi , Alejandro Grez , Andrés Quintana , Cristian Riveros , Stijn Vansummeren

A common retrieve-and-rerank paradigm involves retrieving relevant candidates from a broad set using a fast bi-encoder (BE), followed by applying expensive but accurate cross-encoders (CE) to a limited candidate set. However, relying on…

Computation and Language · Computer Science 2024-10-28 Jonghyun Song , Cheyon Jin , Wenlong Zhao , Andrew McCallum , Jay-Yoon Lee

Memory-augmented language agents are increasingly deployed in affective applications such as emotional support, where understanding and responding to users' latent emotional needs is critical. However, existing research often treats memory…

Computation and Language · Computer Science 2026-05-27 Xing Fu , Yulin Hu , Mengtong Ji , Haozhen Li , Yixin Sun , Weixiang Zhao , Yanyan Zhao , Bing Qin

With the rapid growth of user historical behavior data, user interest modeling has become a prominent aspect in Click-Through Rate (CTR) prediction, focusing on learning user intent representations. However, this complexity poses…

Information Retrieval · Computer Science 2025-05-09 Xin Song , Xiaochen Li , Jinxin Hu , Hong Wen , Zulong Chen , Yu Zhang , Xiaoyi Zeng , Jing Zhang

Multimodal emotion recognition utilizes complete multimodal information and robust multimodal joint representation to gain high performance. However, the ideal condition of full modality integrity is often not applicable in reality and…

Computer Vision and Pattern Recognition · Computer Science 2024-10-07 Qi Fan , Hongyu Yuan , Haolin Zuo , Rui Liu , Guanglai Gao

Pre-trained multimodal models have achieved significant success in retrieval-based question answering. However, current multimodal retrieval question-answering models face two main challenges. Firstly, utilizing compressed evidence features…

Artificial Intelligence · Computer Science 2023-10-17 Shuwen Yang , Anran Wu , Xingjiao Wu , Luwei Xiao , Tianlong Ma , Cheng Jin , Liang He

Abstractive compression utilizes smaller langauge models to condense query-relevant context, reducing computational costs in retrieval-augmented generation (RAG). However,retrieved documents often include information that is either…

Computation and Language · Computer Science 2025-11-19 Singon Kim , Gunho Jung , Seong-Whan Lee

Large language models (LLMs) and multimodal LLMs are changing event extraction (EE): prompting and generation can often produce structured outputs in zero shot or few shot settings. Yet LLM based pipelines face deployment gaps, including…

Computation and Language · Computer Science 2025-12-23 Bobo Li , Xudong Han , Jiang Liu , Yuzhe Ding , Liqiang Jing , Zhaoqi Zhang , Jinheng Li , Xinya Du , Fei Li , Meishan Zhang , Min Zhang , Aixin Sun , Philip S. Yu , Hao Fei

Reasoning machine reading comprehension (R-MRC) aims to answer complex questions that require discrete reasoning based on text. To support discrete reasoning, evidence, typically the concise textual fragments that describe question-related…

Computation and Language · Computer Science 2021-10-27 Yongwei Zhou , Junwei Bao , Haipeng Sun , Jiahui Liang , Youzheng Wu , Xiaodong He , Bowen Zhou , Tiejun Zhao

The advancement of deep learning has led to the emergence of Mixture-of-Experts (MoEs) models, known for their dynamic allocation of computational resources based on input. Despite their promise, MoEs face challenges, particularly in terms…

Computation and Language · Computer Science 2024-04-09 Alexandre Muzio , Alex Sun , Churan He

We present a study on leveraging multilingual pre-trained generative language models for zero-shot cross-lingual event argument extraction (EAE). By formulating EAE as a language generation task, our method effectively encodes event…

Computation and Language · Computer Science 2022-03-17 Kuan-Hao Huang , I-Hung Hsu , Premkumar Natarajan , Kai-Wei Chang , Nanyun Peng

The design of machines and algorithms capable of learning in a dynamically changing environment has become an increasingly topical problem with the increase of the size and heterogeneity of data available to learning systems. As a…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Francesco Pelosin , Andrea Torsello

Despite considerable progress in neural relevance ranking techniques, search engines still struggle to process complex queries effectively - both in terms of precision and recall. Sparse and dense Pseudo-Relevance Feedback (PRF) approaches…

Information Retrieval · Computer Science 2023-12-06 Iain Mackie , Shubham Chatterjee , Sean MacAvaney , Jeffrey Dalton

Cross-modal video-text retrieval, a challenging task in the field of vision and language, aims at retrieving corresponding instance giving sample from either modality. Existing approaches for this task all focus on how to design encoding…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Rui Zhao , Kecheng Zheng , Zheng-Jun Zha , Hongtao Xie , Jiebo Luo

ExpertRAG is a novel theoretical framework that integrates Mixture-of-Experts (MoE) architectures with Retrieval Augmented Generation (RAG) to advance the efficiency and accuracy of knowledge-intensive language modeling. We propose a…

Information Retrieval · Computer Science 2025-04-15 Esmail Gumaan

Recent studies in Retrieval-Augmented Generation (RAG) have investigated extracting evidence from retrieved passages to reduce computational costs and enhance the final RAG performance, yet it remains challenging. Existing methods heavily…

Computation and Language · Computer Science 2024-10-16 Xinping Zhao , Dongfang Li , Yan Zhong , Boren Hu , Yibin Chen , Baotian Hu , Min Zhang