English
Related papers

Related papers: RouterRetriever: Routing over a Mixture of Expert …

200 papers

We introduce MixtureKit, a modular open-source framework for constructing, training, and analyzing Mixture-of-Experts (MoE) models from arbitrary pre-trained or fine-tuned models. MixtureKit currently supports three complementary methods:…

Machine Learning · Computer Science 2025-12-16 Ahmad Chamma , Omar El Herraoui , Guokan Shang

We propose a novel approach to enhancing the performance and efficiency of large language models (LLMs) by combining domain prompt routing with domain-specialized models. We introduce a system that utilizes a BERT-based router to direct…

Computation and Language · Computer Science 2024-10-11 Toby Simonds , Kemal Kurniawan , Jey Han Lau

Tool learning aims to augment large language models (LLMs) with diverse tools, enabling them to act as agents for solving practical tasks. Due to the limited context length of tool-using LLMs, adopting information retrieval (IR) models to…

Computation and Language · Computer Science 2025-05-27 Zhengliang Shi , Yuhan Wang , Lingyong Yan , Pengjie Ren , Shuaiqiang Wang , Dawei Yin , Zhaochun Ren

Multilingual speech recognition for both monolingual and code-switching speech is a challenging task. Recently, based on the Mixture of Experts (MoE), many works have made good progress in multilingual and code-switching ASR, but present…

Sound · Computer Science 2023-07-17 Wenxuan Wang , Guodong Ma , Yuke Li , Binbin Du

Despite the critical need to align search targets with users' intention, retrievers often only prioritize query information without delving into the users' intended search context. Enhancing the capability of retrievers to understand…

Computation and Language · Computer Science 2024-02-23 Hanseok Oh , Hyunji Lee , Seonghyeon Ye , Haebin Shin , Hansol Jang , Changwook Jun , Minjoon Seo

Generative Information Retrieval (GenIR) is a novel paradigm in which a transformer encoder-decoder model predicts document rankings based on a query in an end-to-end fashion. These GenIR models have received significant attention due to…

Information Retrieval · Computer Science 2025-04-09 Anja Reusch , Yonatan Belinkov

As an essential task for the architecture, engineering, and construction (AEC) industry, information retrieval (IR) from unstructured textual data based on natural language processing (NLP) is gaining increasing attention. Although various…

Computation and Language · Computer Science 2022-06-22 Zhe Zheng , Xin-Zheng Lu , Ke-Yin Chen , Yu-Cheng Zhou , Jia-Rui Lin

Retrieval-augmented generation (RAG) has become the backbone of grounding Large Language Models (LLMs), improving knowledge updates and reducing hallucinations. Recently, LLM-based retriever models have shown state-of-the-art performance…

Modern deep learning is increasingly characterized by the use of open-weight foundation models that can be fine-tuned on specialized datasets. This has led to a proliferation of expert models and adapters, often shared via platforms like…

Machine Learning · Computer Science 2025-06-18 Stefan Horoi , Guy Wolf , Eugene Belilovsky , Gintare Karolina Dziugaite

Model editing aims to efficiently alter the behavior of Large Language Models (LLMs) within a desired scope, while ensuring no adverse impact on other inputs. Recent years have witnessed various model editing methods been proposed. However,…

Computation and Language · Computer Science 2024-06-04 Renzhi Wang , Piji Li

Dense retrieval models usually adopt vectors from the last hidden layer of the document encoder to represent a document, which is in contrast to the fact that representations in different layers of a pre-trained language model usually…

Information Retrieval · Computer Science 2025-09-30 Zhongbin Xie , Thomas Lukasiewicz

Retrieval-Augmented Generation pipelines span a wide range of retrieval strategies that differ substantially in token cost and capability. Selecting the right strategy per query is a practical efficiency problem, yet no routing classifiers…

Information Retrieval · Computer Science 2026-04-07 Prakhar Bansal , Shivangi Agarwal

In the field of language modeling, models augmented with retrieval components have emerged as a promising solution to address several challenges faced in the natural language processing (NLP) field, including knowledge grounding,…

Machine Learning · Computer Science 2024-10-22 To Eun Kim , Alireza Salemi , Andrew Drozdov , Fernando Diaz , Hamed Zamani

Large language models equipped with retrieval-augmented generation (RAG) represent a burgeoning field aimed at enhancing answering capabilities by leveraging external knowledge bases. Although the application of RAG with language-only…

Computer Vision and Pattern Recognition · Computer Science 2024-06-03 Cheng Tan , Jingxuan Wei , Linzhuang Sun , Zhangyang Gao , Siyuan Li , Bihui Yu , Ruifeng Guo , Stan Z. Li

Code embedding models attract increasing attention due to the widespread popularity of retrieval-augmented generation (RAG) in software development. These models are expected to capture the rich semantic relationships inherent to code,…

Information Retrieval · Computer Science 2025-05-20 Chaofan Li , Jianlyu Chen , Yingxia Shao , Defu Lian , Zheng Liu

With the recent success of dense retrieval methods based on bi-encoders, studies have applied this approach to various interesting downstream retrieval tasks with good efficiency and in-domain effectiveness. Recently, we have also seen the…

Information Retrieval · Computer Science 2022-10-24 Wei Zhong , Jheng-Hong Yang , Yuqing Xie , Jimmy Lin

Multimodal large language models (MLLMs) have heterogeneous strengths across OCR, chart understanding, spatial reasoning, visual question answering, cost, and latency. Effective MLLM routing therefore requires more than estimating query…

Artificial Intelligence · Computer Science 2026-05-13 Xueqi Cheng , Yushun Dong

The complementary potential of Large Language Models (LLM) assumes off-the-shelf LLMs have heterogeneous expertise in a wide range of domains and tasks so that an ensemble of LLMs can achieve consistently better performance. Existing…

Computation and Language · Computer Science 2023-11-16 Keming Lu , Hongyi Yuan , Runji Lin , Junyang Lin , Zheng Yuan , Chang Zhou , Jingren Zhou

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

In data-rich domains such as vision, language, and speech, deep learning prevails to deliver high-performance task-specific models and can even learn general task-agnostic representations for efficient finetuning to downstream tasks.…

Machine Learning · Computer Science 2023-12-07 Pin-Yu Chen