English
Related papers

Related papers: Lost-in-the-Middle in Long-Text Generation: Synthe…

200 papers

Organizations increasingly rely on proprietary enterprise data, including HR records, structured reports, and tabular documents, for critical decision-making. While Large Language Models (LLMs) have strong generative capabilities, they are…

Computation and Language · Computer Science 2025-07-17 Chandana Cheerla

Retrieval-Augmented Generation (RAG) is an effective solution to supplement necessary knowledge to large language models (LLMs). Targeting its bottleneck of retriever performance, "generate-then-read" pipeline is proposed to replace the…

Computation and Language · Computer Science 2024-06-07 Wei Tang , Yixin Cao , Jiahao Ying , Bo Wang , Yuyue Zhao , Yong Liao , Pengyuan Zhou

Large Language Models (LLMs) are powerful models for generation tasks, but they may not generate good quality outputs in their first attempt. Apart from model fine-tuning, existing approaches to improve prediction accuracy and quality…

Computation and Language · Computer Science 2024-11-05 Jason Cai , Hang Su , Monica Sunkara , Igor Shalyminov , Saab Mansour

Large Language Models (LLMs) are proficient at retrieving single facts from extended contexts, yet they struggle with tasks requiring the simultaneous retrieval of multiple facts, especially during generation. This paper identifies a novel…

Computation and Language · Computer Science 2024-10-29 Jinlin Wang , Suyuchen Wang , Ziwen Xia , Sirui Hong , Yun Zhu , Bang Liu , Chenglin Wu

Within the evolving landscape of deep learning, the dilemma of data quantity and quality has been a long-standing problem. The recent advent of Large Language Models (LLMs) offers a data-centric solution to alleviate the limitations of…

Computation and Language · Computer Science 2024-06-24 Lin Long , Rui Wang , Ruixuan Xiao , Junbo Zhao , Xiao Ding , Gang Chen , Haobo Wang

Retrieval-Augmented Generation (RAG) has emerged as a powerful paradigm for enhancing the capabilities of large language models. However, existing RAG evaluation predominantly focuses on text retrieval and relies on opaque, end-to-end…

Information Retrieval · Computer Science 2025-05-19 Chuan Xu , Qiaosheng Chen , Yutong Feng , Gong Cheng

Automatically generating coherent and semantically meaningful text has many applications in machine translation, dialogue systems, image captioning, etc. Recently, by combining with policy gradient, Generative Adversarial Nets (GAN) that…

Computation and Language · Computer Science 2017-12-11 Jiaxian Guo , Sidi Lu , Han Cai , Weinan Zhang , Yong Yu , Jun Wang

Long-text generation is seemingly ubiquitous in real-world applications of large language models such as generating an email or writing a review. Despite the fundamental importance and prevalence of long-text generation in many practical…

Structured texts refer to texts containing structured elements beyond plain texts, such as code snippets and placeholders. Such structured texts increasingly require segmentation into semantically meaningful components, which cannot be…

Computation and Language · Computer Science 2026-04-17 Haoyuan Li , Zhengyuan Shen , Sullam Jeoung , Yueyan Chen , Jiayu Li , Qi Zhu , Shuai Wang , Vassilis Ioannidis , Huzefa Rangwala

Program synthesis or code generation aims to generate a program that satisfies a problem specification. Recent approaches using large-scale pretrained language models (LMs) have shown promising results, yet they have some critical…

Machine Learning · Computer Science 2022-11-04 Hung Le , Yue Wang , Akhilesh Deepak Gotmare , Silvio Savarese , Steven C. H. Hoi

We present SynthTextEval, a toolkit for conducting comprehensive evaluations of synthetic text. The fluency of large language model (LLM) outputs has made synthetic text potentially viable for numerous applications, such as reducing the…

Computation and Language · Computer Science 2025-11-04 Krithika Ramesh , Daniel Smolyak , Zihao Zhao , Nupoor Gandhi , Ritu Agarwal , Margrét Bjarnadóttir , Anjalie Field

The widespread adoption of reinforcement learning-based alignment highlights the growing importance of reward models. Various benchmarks have been built to evaluate reward models in various domains and scenarios. However, a significant gap…

Computation and Language · Computer Science 2026-03-16 Hui Huang , Yancheng He , Wei Liu , Muyun Yang , Jiaheng Liu , Kehai Chen , Bing Xu , Conghui Zhu , Hailong Cao , Tiejun Zhao

Retrieval augmented generation (RAG) has been widely adopted to help Large Language Models (LLMs) to process tasks involving long documents. However, existing retrieval models are not designed for long document retrieval and fail to address…

Information Retrieval · Computer Science 2026-02-13 David Jiahao Fu , Lam Thanh Do , Jiayu Li , Kevin Chen-Chuan Chang

Large Language Models (LLMs) have achieved impressive performance across a wide range of applications. However, they often suffer from hallucinations in knowledge-intensive domains due to their reliance on static pretraining corpora. To…

Information Retrieval · Computer Science 2026-02-10 Lihui Liu , Jiayuan Ding , Subhabrata Mukherjee , Carl J. Yang

Retrieval-Augmented Generation (RAG) enhances the accuracy of Large Language Model (LLM) responses by leveraging relevant external documents during generation. Although previous studies noted that retrieving many documents can degrade…

Computation and Language · Computer Science 2025-12-01 Shahar Levy , Nir Mazor , Lihi Shalmon , Michael Hassid , Gabriel Stanovsky

Retrieval-augmented generation (RAG) empowers large language models (LLMs) to utilize external knowledge sources. The increasing capacity of LLMs to process longer input sequences opens up avenues for providing more retrieved information,…

Computation and Language · Computer Science 2024-10-10 Bowen Jin , Jinsung Yoon , Jiawei Han , Sercan O. Arik

Retrieval-Augmented Generation (RAG) struggles on long, structured financial filings where relevant evidence is sparse and cross-referenced. This paper presents a systematic investigation of advanced metadata-driven Retrieval-Augmented…

Information Retrieval · Computer Science 2025-10-29 Michail Dadopoulos , Anestis Ladas , Stratos Moschidis , Ioannis Negkakis

Large language models (LLMs) have achieved impressive performance on knowledge-intensive tasks, yet they often struggle with multi-step reasoning due to the unstructured nature of retrieved context. While retrieval-augmented generation…

Computation and Language · Computer Science 2026-01-30 Pengcheng Jiang , Lang Cao , Ruike Zhu , Minhao Jiang , Yunyi Zhang , Jiaming Shen , Jimeng Sun , Jiawei Han

Missing sentence generation (or sentence infilling) fosters a wide range of applications in natural language generation, such as document auto-completion and meeting note expansion. This task asks the model to generate intermediate missing…

Computation and Language · Computer Science 2020-08-04 Yichen Huang , Yizhe Zhang , Oussama Elachqar , Yu Cheng

Retrieval-augmented generation (RAG) is a popular technique for using large language models (LLMs) to build customer-support, question-answering solutions. In this paper, we share our team's practical experience building and maintaining…

Information Retrieval · Computer Science 2024-10-18 Sarah Packowski , Inge Halilovic , Jenifer Schlotfeldt , Trish Smith